flavor of love casting,video casting,Manufacturers

china investment casting

4. The process of claim 1 in which the wax patterns are preformed before positioning on the mold element.die casting

1. A continuous casting method of treating metal salts with flush gas, which comprises the steps of:Sand casting

2. The orthopedic casting material according to claim 1 wherein said polyisocyanate prepolymer comprises polypropylene oxide polyol endcapped with diphenylmethane diisocyanate.Surface treatment

3. The mold of claim 1 additionally comprising an undercut core located within said cope for defining an undercut in the cylinder block.investment casting equipment

2. The golf club head as set forth in claim 1 in which the size and specific gravity of said plugs are selected to achieve weight calibration thereof.investment casting process

first chamber means for extracting heat from said molten material, said first chamber means having means for controlling the amount of heat extracted from the molten material and the cooling rate of the molten material so as to initiate growth of primary phase particles of said material and control solidification to form a semi-solid heterogeneous slurry having a fraction solid comprising said particles sufficient to form a cast structure having a shell and a non-dendritic structure across substantially its entire cross-section, said first chamber means having inner and outer walls formed from a material having the desired thermal conductivity and an exit end;said controlling means comprising a plurality of spaced apart members lying in at least one circumferential plane, said members being formed from a material having substantially no thermal conductivity wherein the areas between said spaced apart members in each said plane form an effective heat transfer area for removing said heat from said molten material through said walls and wherein said controlling means comprise a plurality of said circumferential planes, each said circumferential plane containing a plurality of said spaced apart members defining said effective heat transfer area, a most upstream one said circumferential planes having the first effective heat transfer area, a most downstream one of said circumferential planes having a second effective heat transfer area wherein said first effective heat transfer area being greater than said second effective heat transfer area;second chamber means for casting said semi-solid slurry into an ingot having a shell and said cast structure, said second chamber means having an inlet end; andtransition means between the exit end of said first chamber means and the inlet end of said second chamber means for delivering said semi-solid slurry to said casting means and for preventing said shell in said first chamber means from extending into said second chamber means and preventing said shell in said second chamber means from extending back into said first chamber means.investment casting wax

3. The device of claim 1, wherein each of said ridges is circular, has a width of approximately 0.3 mm, and has a height of approximately 0.2 mm.lost wax investment casting

(A) a body to which a reel is to be mounted, said body having a longitudinal bore therethrough and a recession at one end thereof;precision investment castings

7. A medical bandaging product according to claim 6, wherein said protective padding enclosing the substrate comprises a nonwoven polypropylene tube.stainless investment casting

10. The method as defined in claim 2, and including the additional steps of placing identifying information on the bottom of the candle after it has cooled, and packaging the candle.steel investment casting

3. The method as claimed in claim 1 including the step of air drying said centrifuged ceramic particles prior to sintering.pressure die casting

12. The apparatus defined by claim 11 wherein said molds are a polycondensation of terephthalic acid and alkyl substituted hexamethylenediamine.aluminium pressure die casting

9. A modular mould system according to claim 5 wherein the bottom end of the pressure ring presses against the oil plate and part of the oil conduit comprises an annular gap between the pressure ring and hollow cylindrical body.aluminium die casting

applying the fluid plastic material to the surface of the substrate sheet while said substrate is rotated at high speed.zinc die casting

said mold cavity means has internal dimensions of greater than 0.50 inches.brass die casting

4. The method of claim 1 wherein the agent is an acid comprising at least 35% nitric acid, the remainder being water.aluminum sand casting

3. A method of casting a plurality of parts in a multiple cavity, gas permeable, shell mold, comprising the steps ofgreen sand casting

a mold comprising a porous gas-permeable upper shell at least in part defining a mold cavity and a lower portion adapted for immersion into a pot of said metal underlying said mold, said lower portion including at least one gate in the underside thereof for admitting said metal into said cavity upon evacuation of said cavity;a vacuum box defining a vacuum chamber confronting said upper shell for evacuating said cavity through said shell, said box including a peripheral edge on the underside thereof defining a mouth receiving and sealingly engaging said lower portion;means for mounting said mold to said mouth with said lower portion in sealing engagement with said edge;at least one plunger projecting from said box and movable between retracted and extended positions;a motor for moving said plunger between said positions; andmeans for controlling said motor so as to cause said plunger to retract into said chamber for mounting said mold to said box and thereafter to extend and engage said shell with sufficient force to press said shell into sealing engagement with said lower portion and to resist destructive flexure of said mold during said evacuation but insufficient force to dislodge said mold from said mouth.

china investment casting

first chamber means for extracting heat from said molten material, said first chamber means having means for controlling the amount of heat extracted from the molten material and the cooling rate of the molten material so as to initiate growth of primary phase particles of said material and control solidification to form a semi-solid heterogeneous slurry having a fraction solid comprising said particles sufficient to form a cast structure having a shell and a non-dendritic structure across substantially its entire cross-section, said first chamber means having inner and outer walls formed from a material having the desired thermal conductivity and an exit end;said controlling means comprising a plurality of spaced apart members lying in at least one circumferential plane, said members being formed from a material having substantially no thermal conductivity wherein the areas between said spaced apart members in each said plane form an effective heat transfer area for removing said heat from said molten material through said walls and wherein said controlling means comprise a plurality of said circumferential planes, each said circumferential plane containing a plurality of said spaced apart members defining said effective heat transfer area, a most upstream one said circumferential planes having the first effective heat transfer area, a most downstream one of said circumferential planes having a second effective heat transfer area wherein said first effective heat transfer area being greater than said second effective heat transfer area;second chamber means for casting said semi-solid slurry into an ingot having a shell and said cast structure, said second chamber means having an inlet end; andtransition means between the exit end of said first chamber means and the inlet end of said second chamber means for delivering said semi-solid slurry to said casting means and for preventing said shell in said first chamber means from extending into said second chamber means and preventing said shell in said second chamber means from extending back into said first chamber means.die casting

said step of making a replica disc comprises the steps of applying a polymerizable resin to the upper mold surface and causing it to make intimate contact with the discontinuities carried by the upper mold surface; andcuring the resin to a state at which it has stable dimensions before removing the cured plastic from the mold.Sand casting

4. A modular mould system according to claim 1 further comprising a compressible insulating gasket provided between the insulating ring and the cover plate.Surface treatment

4. A composite casting process according to claim 1, wherein the molten solder alloy layer on the cover layer of the shaped element is brushed before the aluminum alloy for making the component is cast in contact with the shaped element.investment casting equipment

a precast refractory, high strength central element having article forming surfaces, one on each side thereof and edge flanges extending beyond the article forming surfaces, this element having adequate strength to maintain shape and dimension within the remainder of the mold during heating and casting of the finished mold,an investment mold of ceramic material surrounding said central mold element and defining on opposite sides of the central element an article forming cavity, one surface of each of which is the central element and the other surface of which is formed by a part of the investment mold, andthe edge flanges of the central element projecting into and being embedded in the investment mold.investment casting process

11. A medical bandaging product according to claim 1, 2 or 3, wherein said outer sleeve comprises an elongate tube, and said medical material having substantially the same predetermined length as said elongate sleeve and positioned in a single coextensive layer in said sleeve.investment casting wax

1. A method of casting a metallic article, comprising the steps of:lost wax investment casting

2. A method for forming an electrically conductive solder lead comprising the steps of:precision investment castings

5. The apparatus as claimed in claim 4 wherein said fastening means comprises complementary Velcro mating elements at the opposed end of each strap, whereupon said mating of said elements holds said strap about said fracture site and said ribs affixed thereto.stainless investment casting

7. The piston of claim 1, further comprising a skirt portion formed on said bottom portion.steel investment casting

3. A gasket according to claim 1 wherein said slot extends about a portion of said circumference of said gasket.pressure die casting

2. A lens-casting cell according to claim 1 wherein said mold halves are formed of glass and said facing sides thereof are each optically finished according to surface texture desired of lenses to be cast therebetween.aluminium pressure die casting

3. The method of claim 2, comprising the step of simultaneously applying the solvent and ceramic particles to the core surface.aluminium die casting

applying the coated surface of said substrate to the upper surface of the mold to flow the fluid plastic coating into the discontinuities of the mold; andremoving the cured plastic body from the mold with the substrate sheet attached thereto.zinc die casting

2. Apparatus according to claim 1 wherein said element and said tellurium are in the form of blobs disposed on the interior surface of said crucible.brass die casting

3. A concrete form assembly in accordance with claim 1 in which the headers interfit within said side rails and are adjustable longitudinally of the side rails.aluminum sand casting

a face plate formed of forged metal; anda main body portion formed of cast metal of the shape of a wood type golf club, the main body portion including an opening positioned within a ball striking region of the main body portion, and extending generally around the periphery of a front of the main body portion;wherein the forged face plate is joined to the cast main body portion to cover the opening; andwherein the forged face plate and the cast main body portion form a solidly integrated golf club head.green sand casting

6. The casting composition according to claim 1, wherein said luminous substance pigments are particles of Ce-doped garnets.

china investment casting

9. The apparatus of claim 8 wherein said non-ferrous metal is chrome.die casting

4. The improvement of claim 1 wherein the gap formed between the housing and the peripheral surface is of substantially constant dimensions throughout its length.Sand casting

5. The apparatus of claim 2 in which said portion of the refractory lining is formed by refractory bricks on the inside of the ring and electrically conductive metal elements electrically connected to said ring and extending through said bricks and with portions exposed on the inside of said compound so as to be contacted by said molten metal.Surface treatment

5. A modular mould system according to claim 1 which includes an annular oil plate positioned immediately above the mould for feeding oil to the mould, said oil plate being connected by a conduit to an oil inlet in the body and may be replaceable with ones of variable inner diameter.investment casting equipment

1. A method of securing a plurality of flexure elements to a corresponding mounting pad extending from a leg of a rotary actuator comprising:investment casting process

7. The casting composition according to claim 6, wherein said luminous substance pigments are YAG:Ce particles.investment casting wax

10. A modular mould system according to claim 9 which includes a seal between the pressure ring and hollow cylindrical body above said annular gap.lost wax investment casting

said mold includes a blind riser between said gate passage and said mold cavity means and said metal remains in molten condition in at least a portion of said blind riser for flow thereof into said mold cavity means after removal of said mold from contact with said underlying surface of molten metal.precision investment castings

1. A die cast rotor for an electric motor or the like, said rotor having a rotor body of die cast metal, said body having a longitudinal central axis about which said rotor is rotatable, and a longitudinal central opening substantially coaxial with said central axis, a non-integral tubular oil return member defining the inner surface of a portion of said central opening, said tubular oil return member having an inner end, said die cast rotor body surrounds said inner end of said oil return member and engages both the inside and outside surfaces thereof so as to sealably secure said tubular oil return member to said rotor body and to prevent the leakage of oil between said inner end of said oil return member and said rotor body.stainless investment casting

submerging said lower surface and said open end of said gate passage beneath an underlying surface of molten metal while maintaining said upper surface and at least a portion of said side surfaces thereabove;applying a reduced pressure to the upper surface of said mold to fill said mold cavity with molten metal;solidifying said molten metal throughout the transverse dimension of at least a portion of said gate passage; andthereafter removing said mold and the submerged open end of said gate passage from contact with said underlying surface of molten metal before said solidified metal in said gate passage portion remelts due to contact with said underlying surface of molten metal andbefore said mold fails due to the heat of said molten metal.steel investment casting

3. The mold of claim 1 additionally comprising an undercut core located within said cope for defining an undercut in the cylinder block.pressure die casting

1. A casting assembly comprising a resilient base, a first recess in the top of said base, a second recess in the base laterally disposed with respect to the first recess and in communication therewith, a sprue forming structure of heat liquifying plastic releasably carried at one end within the base recess and extending upwardly therefrom, said sprue forming structure comprising, coupled, axially bored, plug and socket members and outwardly extending hollow tubes of heat liquifying plastic carried by the plug and socket members in communication with the axial bore, said tubes having openings therein in communication with the interior of the tubes, means to connect heat liquifying models to the tubes, an elongated split ring having outwardly disposed flanged portions on the free ends of the ring, said flanged portions being receivable within said second recess when said ring is received within said first recess at one end said ring extending upwardly from said base around the sprue forming structure and spaced therefrom, and an elongated split pin adapted to be slipped over said flanged portions and within said second recessaluminium pressure die casting

4. The piston of claim 1, wherein said at least one recess comprises a cast recess.aluminium die casting

said mold cavity includes a blind riser between said gate passage and said mold cavity and said metal remains in molten condition in at least a portion of said blind riser and said mold cavity for flow thereof into said mold cavity after removal of said mold from contact with said underlying surface of molten metal.zinc die casting

4. The method as defined in claim 3, wherein said molten wax being used for casting the remaining portion of the candle is also 135 melt wax.brass die casting

13. A method of forming an oil drain port in a piston, wherein said method comprises:aluminum sand casting

7. The method of claim 6, wherein said alloy has a weight loss of less than 1% when exposed for 200 hours at ambient temperature in a 5% sodium chloride solution.green sand casting

13. The method as defined in claim 12, wherein said second predetermined number of times is two, for a total of three times.

china investment casting

3. The fishhook sinker of claim 1 wherein said at least one projection has a height slightly greater than a depth of said at least one cavity.die casting

forming a master matrix carrying information represented as a series of surface discontinuities arranged in a track-like fashion, and each discontinuity having a constant dimension in the radial direction and a constant maximum dimension in the direction perpendicular to said surface; the length of each discontinuity in the circumferential direction and the distance between adjacent discontinuities in the circumferential direction representing stored information;forming against said matrix a negative mold having an upper surface carrying the video information in a form complementary to the information bearing surface of the matrix;said upper surface of the mold being formed with a pattern of surface discontinuities separated by flat surface portions of said upper surface;making a replica disc in said mold; andremoving the replica disc having a planar surface exhibiting a pattern of discontinuities arranged identical to the information track carried by the master matrix, andforming a reflective coating over planar surfaces of the replica including the pattern of discontinuities carried thereby; andforming a protective coating of transparent material over the protective coating.Sand casting

2. The orthopedic casting material according to claim 1 wherein said polyisocyanate prepolymer comprises polypropylene oxide polyol endcapped with diphenylmethane diisocyanate.Surface treatment

5. The golf club head of claim 1 wherein the head has top and bottom levels, a toe and a heel, and wherein said face plate projects toward the top and bottom levels of the head, and toward the toe and heel of the head.investment casting equipment

5. The golf club head of , wherein the forged face plate and the cast main body portion are formed of substantially the same metal.investment casting process

11. The piston of claim 10, wherein said annular floor comprises an oil groove flank portion.investment casting wax

10. The apparatus of claim 8 wherein threads form said grooved peripheral surface.lost wax investment casting

8. The apparatus defined by claim 6 wherein said suspension means includes a spacer ring disposed about said lower mold member and a plurality of flexible ears extending from said upper mold member which rest upon said ring.precision investment castings

a plurality of laterally spaced-apart ribs for providing longitudinal support about said fracture site, each of said ribs comprising an elongated face strip and a strip of foam padding affixed to the inner side of said face strip, said padding contacting the skin of said fracture site;means for maintaining said ribs in said spaced-apart relationship to present a grid of said ribs in a desired position about said fracture site;at least one initially flexible casting tape for winding about said rib grid at selected longitudinal positions theralong, said tape adapted to rigidify upon an initial moistening and subsequent drying;means on said ribs for indicating said selected positions of said casting tape including a base member on each of said face strips, said base members being laterally interaligned to present zones of overlay for a first ply of said casting tape wound about said rib grid;a strip of flexible material interposed between each base member and its underlying face strip, each strip of material being relatively longer than the corresponding base member to present first and second flaps extending from opposed sides of the base member, said flaps being folded atop at least a first ply of said wound casting tape and held in place by a successive ply of said wound casting tape, said flaps holding said unlerlying plies of said casting tape in place during drying, whereby said wound casting tape further maintains said rib grid about said fracture site to provide longitudinal immobilization of the same.stainless investment casting

2. The die casting machine as in claim 1, further comprising means adapted to eject the article after completion of each casting cycle.steel investment casting

1. A die cast rotor for an electric motor or the like, said rotor having a rotor body of die cast metal, said body having a longitudinal central axis about which said rotor is rotatable, and a longitudinal central opening substantially coaxial with said central axis, a non-integral tubular oil return member defining the inner surface of a portion of said central opening, said tubular oil return member having an inner end, said die cast rotor body surrounds said inner end of said oil return member and engages both the inside and outside surfaces thereof so as to sealably secure said tubular oil return member to said rotor body and to prevent the leakage of oil between said inner end of said oil return member and said rotor body.pressure die casting

11. The light-emitting semiconductor component according to claim 10, wherein said casting composition encloses at least a part of said semiconductor body.aluminium pressure die casting

3. A method as claimed in claim 1, whereinaluminium die casting

an annular resilient gasket having a radially inwardly directed generally T-shaped cross-sectional configuration, the inner most side of which provides a wall of a casting cavity within said cell;a pair of mold halves, one positioned against each of opposite sides of said gasket in adjoining relationship with said wall of said cavity, and.said gasket having an approximately intermediately disposed external slot extending about a major position of the circumference of said gasket and extending radially inwardly toward said wall of said casting cavity for enhancing the flexibility of said gasket in the functional area thereof adjacent to said wall.zinc die casting

2. The ceramic core as claimed in claim 1 wherein the sections of the ceramic core immediately adjacent upstream of the juncture point where said single wall is formed is thicker relative to the portion of the ceramic core downstream of said juncture.brass die casting

7. The structure claimed in claim 5 wherein said staple retaining means is spaced upwardly from said anvil surface by a distance about 25% greater than the wire diameter of said staples.aluminum sand casting

6. A method for attaching a plurality of electrically conductive leads to a leadless chip carrier (LCC) comprising the steps of:green sand casting

4. A casting assembly according to claim 2 in which the tube end coupling means consists of a bead on one end of each of the tubes and a bead receiving under cut portion within the bores of the plug and socket members.

china investment casting

5. An apparatus as set forth in claim 4, wherein said flush gas supply means is a hollow stopper.die casting

9. The article of claim 8 wherein said copper is copper foil.Sand casting

16. The process as defined in claim 13 which further includes applying said fluid plastic material as a coating to one surface of a substrate sheet forming the backing layer of the finished disc prior to the flowing of the fluid plastic material into the discontinuities of the mold;Surface treatment

6. The orthopaedic implant as set forth in claim 1 wherein said metal attachment element is in the form of a grid-like mesh comprised of a multiplicity of cross-members.investment casting equipment

4. A method for making a sintered ceramic casting core, comprising the steps of: injection molding ceramic particles and a thermoplastic binder into a cavity to form a green casting core, the ceramic particles and binder substantially uniformly distributed throughout the core; applying a volatilizable liquid solvent and ceramic particles to the surface of at least two of such cores, wherein the solvent softens the binder therein; assembling the cores together to form a core assembly while the binder is soft, such that the solvent and ceramic particle treated surfaces are in contact with each other; volatilizing the solvent, wherein the binder hardens and binds the ceramic cores in said assembly to each other; and heating the core assembly to volatilize the binder and to sinter the ceramic particles in each core to each other.investment casting process

8. A modular mould system according to claim 5 further comprising a compressible insulating gasket provided between the insulating ring and the cover plate.investment casting wax

4. The fishhook sinker of claim 2 wherein said at least one projection has a height slightly greater than a depth of said at least one cavity.lost wax investment casting

2. A form assembly in accordance with claim 1 wherein said base plate comprises three portions with a central portion and two end portions, and said central portion is a sufficient width so that the molded concrete can be supported by the base plate central portion and moved from the pouring site to a curing site by lifting said central portion of said base plate.precision investment castings

8. The structure claimed in claim 5 including a plunger mounted in said nose portion and shiftable vertically therein between a normal upper position and a lower position, means to urge said plunger to said normal upper position, said staple driver being operatively connected to said plunger, said normal upper position of said plunger corresponding to said normal upper position of said driver, said lower position of said plunger corresponding to said lower position of said staple driver, an actuator pivotally mounted on said handle portion to shift said plunger and hence said staple driver between their respective upper and lower positions.stainless investment casting

8. The golf club head of claim 1 wherein said forged face plate has a thickness between 1/32 inch and 1 inch.steel investment casting

10. A mold as in claim 6 in which the investment mold comprises a plurality of overlapping layers of ceramic material in intimate contact with each other and with the several layers differing from the material of the mold element.pressure die casting

5. The extremity support device of claim 4, wherein the bottom and one side of the open framework are provided with a non-skid material to prevent the support device from slipping.aluminium pressure die casting

a) epoxy casting resin.gtoreq.60% by weight;b) luminous substance pigments>0 and .ltoreq.25% by weight;c) thixotropic agent>0 and .ltoreq.10% by weight;d) mineral diffusor>0 and .ltoreq.10% by weight;e) processing adjuvant>0 and .ltoreq.3% by weight;f) hydrophobic agent>0 and .ltoreq.3% by weight; andg) adhesion promoters>0 and .ltoreq.2% by weight.aluminium die casting

4. The fishing rod holder as defined by claim 1 and further including an appendage extending from said flexible clamp and integral therewith for locking spinning reel in said holster.zinc die casting

1. The method of preparing a three-dimensional, irreversibly gelled shaped article, which method comprises diffusing gel-forming ions into a solution of a polyelectrolyte capable of insolubilization upon interaction with said gel-forming ions, whereby to produce the irreversibly gelled insoluble shaped polyelectrolytic article, the said gel-forming ions being diffused into the polyelectrolyte solution by transport from a hydrogel which defines a mold cavity and is swollen with a solution comprising said gel-forming ions.brass die casting

(B) a grip made separately from said body, having a longitudinal bore therein and a projection at one end thereof, said projection mating with said recession to tightly engage therewith;(C) said bores being coaxial when said projection and recession are engaged and eccentric with respect thereto, to receive one end portion of said fishing rod.aluminum sand casting

a plurality of elongated, laterally spaced-apart ribs for providing longitudinal support about said fracture site, each of said ribs comprising an elongated face strip and a strip of foam padding affixed to the inner side of said fracture site;means for maintaining said ribs in said spaced-apart relationship to present a grid of said ribs;means for initially holding said rib grid in a desired position about said fracture site;at least one initially flexible casting tape for winding about said rib grid at selected longitudinal positions theralong, said tape adapted to rigidify upon an initial moistening and subsequent drying;means on said ribs for indicating said selected positions of said casting tape including a base member on each of said face strips, said base members being laterally interaligned to present zones of overlay for a first ply of said casting tape wound about said rib grid; anda strip of flexible material interposed between each base member and its underlying face strip, each strip of material being relatively longer than the corresponding base member to present first and second flaps extending from opposed sides of the base member, said flaps being folded atop at least a first ply of said wound casting tape and held in place by a successive ply of said wound casting tape, said flaps holding said underlying plies of said casting tape in place during drying, whereby said wound casting tape further maintain said rib grid about said fracture site to provide immobilization of the same.green sand casting

applying flux to an electrical termination of the component;contacting said electrical termination with a molded cast lead within a mold;heating the component and the molded cast lead to a predetermined reflow temperature;cooling the component and the molded cast lead until the material of said lead solidifies; andremoving the lead from the mold.

china investment casting

1. A fishing rod holder comprising a generally elongated, cylindrical holster for receiving a rod, said holster including an outer radial surface and an elongated slot extending lengthwise of said elongated holster for receiving the handle of a rod, said slot defined by opposite edges of said surface extending lengthwise of said holster;die casting

8. The golf club head of claim 1 wherein said forged face plate has a thickness between 1/32 inch and 1 inch.Sand casting

4. A method for making a sintered ceramic casting core, comprising the steps of: injection molding ceramic particles and a thermoplastic binder into a cavity to form a green casting core, the ceramic particles and binder substantially uniformly distributed throughout the core; applying a volatilizable liquid solvent and ceramic particles to the surface of at least two of such cores, wherein the solvent softens the binder therein; assembling the cores together to form a core assembly while the binder is soft, such that the solvent and ceramic particle treated surfaces are in contact with each other; volatilizing the solvent, wherein the binder hardens and binds the ceramic cores in said assembly to each other; and heating the core assembly to volatilize the binder and to sinter the ceramic particles in each core to each other.Surface treatment

2. The method of claim 1, which includes rotating the mold about an axis coinciding with the longitudinal axis of the cylindrical tire being formed, as tire forming material flows into the mold.investment casting equipment

4. The article produced by the process of claim 3.investment casting process

1. In centrifugal casting apparatus having a rotating shaft with a plate thereon for receiving a mold means for coaxial rotation with the shaft, said mold means and plate being generally coextensive in dimension and having peripheral surfaces spaced from the axis of the shaft, the mold means having a cavity positioned for rotation in a plane generally normal to the axis of said shaft, the improvement comprising:investment casting wax

a transparent epoxy casting resin;an inorganic luminous substance pigment powder dispersed in said transparent epoxy resin, said pigment powder comprising luminous substance pigments from a phosphorus group having the general formula A.sub.3 B.sub.5 X.sub.12 :M, where A is an element selected from the group consisting of Y, Ca, Sr; B is an element selected from the group consisting of Al, Ga, Si; X is an element selected from the group consisting of O and S; M is an element selected from the group consisting of Ce and Tb;said luminous substance pigments having grain sizes.ltoreq.20 .mu.m and a mean grain diameter d.sub.50 .ltoreq.5 .mu.m.lost wax investment casting

5. The orthopaedic implant as set forth in claim 1 wherein said connecting elements define openings between the outer surface of the cast metal base member to allow for the introduction of bone cement.precision investment castings

2. The apparatus defined in claim 1 wherein said support comprises a frame provided with a plurality of angularly equispaced radially extending guides centered on the axis of said tire, said means for radially displacing said holders each including a respective carriage displaceable on a respective guide toward and away from said axis of said tire, each of said holders including a shaft projecting from the respective carriage, a carrier for said first and second shell segments in diametrically opposite relation, and a motor for rotating the respective carrier through 180.degree., each of said carriers being connected to a piston-and-cylinder unit for displacing same.stainless investment casting

8. The method as defined by claim 1, wherein the said mold cavity is shaped as a contact lens.steel investment casting

15. The process as defined in claim 13 and which further includes applying a flexible backing substrate sheet to the fluid plastic material in said mold prior to the curing of the fluid plastic material; andpressure die casting

2. The method of claim 1 wherein the step of fitting heat retaining caps to the outer ends of said pins comprises fitting wax caps thereon.aluminium pressure die casting

11. The method of claim 1 wherein the ceramic firing step is carried out in a vacuum of less than about 50 microns pressure.aluminium die casting

6. A method for attaching a plurality of electrically conductive leads to a leadless chip carrier (LCC) comprising the steps of:zinc die casting

6. Apparatus according to claim 3 wherein said control means includes means responsive to the vacuum in said chamber.brass die casting

2. A medical bandaging product, comprising:aluminum sand casting

an open-ended mold defining a mold cavity;a tundish arranged above the open-ended mold;an emission collecting means provided above said mold at a distance therefrom and covering said mold cavity so as to suck off emissions emerging from said mold cavity;an exhaust duct connected to said emission collecting means and including an exhaust duct stage following upon said emission collecting means and being provided on the lower side of said tundish together with said emission collecting means.green sand casting

3. The apparatus defined by claim 1 wherein said upper and lower mold member comprise plastic.

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