21
Sachs Emanuel M, Haggerty John S, Cima Michael J, Williams Paul A: Three-dimensional printing techniques.. Massachusetts Inst Technology, June 12, 1991: EP0431924-A2 (124 worldwide citation)

A process for making a component by (A) depositing a first layer of a powder material in a confined region and then (B) depositing a binder material to selected regions of the layer of powder material to produce a layer of bonded powder material at the selected regions. Such steps are repeated a sel ...


22
Edward E Timm: Process for the densification of material preforms. The Dow Chemical Company, Paul D Hayhurst, May 17, 1988: US04744943 (119 worldwide citation)

A process for preparing dense, consolidated bodies, the process comprising compressing in a forging press an isostatic die assembly, the assembly comprising a preform surrounded by a fluid pressure-transmitting medium, the medium and the preform being contained in a shell having an open top; under s ...


23
Akira Hara, Masaya Miyake, Shuji Yazu: Composite compact having a base of a hard-centered alloy in which the base is joined to a substrate through a joint layer and process for producing the same. Sumitomo Electric, Wenderoth Lind & Ponack, August 11, 1987: US04686080 (119 worldwide citation)

A composite compact component made of a composite compact consisting of a diamond or BN powder bonded to a hard sintered alloy base during a sintering operation, and a substrate composed of steel or a hard sintered alloy bonded to the base of the composite compact through a high strength filler meta ...


24
Jeffrey Stuart Coombs: Production of powder. FHE Technology, Brown Martin Haller & McClain, May 12, 1998: US05749938 (118 worldwide citation)

A method of producing coated powder material is provided. In the method, molten metal or metal alloy is caused to fall in a stream (3) and is then atomized into a spray. A liquid or solid material of different composition is introduced and caused to contact the stream or spray so that a coating is f ...


25
Lars H Hillert, Mats G Waldenstrom: Temperature resistant abrasive polycrystalline diamond bodies. Sandvik Aktiebolag, Burns Doane Swecker & Mathis, August 23, 1988: US04766040 (117 worldwide citation)

Temperature resistant abrasive polycrystalline diamond bodies are described, intended for use as tools in various mechanical operations like turning, milling, drilling, sawing and drawing, having different additions, i.e. amount and composition, of binding, fluxing, catalyst metals at different dist ...


26
Harold P Bovenkerk, Paul D Gigl: Temperature resistant abrasive compact and method for making same. General Electric Company, Morgan Finnegan Pine Foley & Lee, September 8, 1981: US04288248 (116 worldwide citation)

In one embodiment, a compact for tools, such as cutting, drilling and shaping tools, consists essentially of self-bonded abrasive particles. The bonded particles define a substantially continuous interconnected network of pores, dispersed throughout the compact. The method for making such a compact ...


27
Shinji Yamada, Saburo Hanafusa: Sliding member. Oiles, Mitsuya Seiko, Cushman Darby & Cushman, March 19, 1985: US04505987 (115 worldwide citation)

A sliding member highly improved with lubricating performance, wear resistant property and strength has a thin steel sheet or plate and sintered metal layer deposited on the steel sheet, wherein the sintered metal layer, comprises copper as a main component incorporated with a certain amount of tin, ...


28
James R Lizenby, Kevin J Lizenby, L James Barnard: Self-sealing fluid die. ROC Tec, Harold W Milton Jr, April 7, 1987: US04656002 (114 worldwide citation)

A preformed body (12) from powder material of metallic and nonmetallic compositions and combinations thereof, is consolidated to form a densified compact (12") of a predetermined density. An outer container mass (20), capable of fluidity in response to predetermined forces and temperatures and which ...


29
Jonathan Phillips, William L Perry, William J Kroenke: Method for producing metallic nanoparticles. The Regents of the University of California, Samuel L Borkowsky, February 10, 2004: US06689192 (112 worldwide citation)

Method for producing metallic nanoparticles. The method includes generating an aerosol of solid metallic microparticles, generating non-oxidizing plasma with a plasma hot zone at a temperature sufficiently high to vaporize the microparticles into metal vapor, and directing the aerosol into the hot z ...


30
Jacob T C Chow, Sidney L Findley, David P Beacco, Lorenzo G Lovato: Bit manufacturing method. Baker Hughes Incorporated, Trask Britt & Rossa, June 13, 2000: US06073518 (107 worldwide citation)

A method of manufacturing a drill bit or other drilling-related structure used for drilling into subterranean formations is herein disclosed where a blank is formed by placing a ferrous metal powder such as steel into a mold, sintering the ferrous metal powder to form a preformed blank, packing an a ...



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