1
Randall M German, Animesh Bose, David Sims: Production of reactive sintered nickel aluminide material. Rensselaer Polytechnic Institute, McGlew and Tuttle, August 9, 1988: US04762558 (26 worldwide citation)

Reactive sintering process for producing a shaped body containing the nickel aluminide compound Ni.sub.3 Al, which comprises sintering a compacted shaped mass containing an intimate mixture of substances, e.g. including elemental nickel powder and elemental aluminum powder in a stoichiometric atomic ...


2
Tai Shing Wei, Randall M German: Two-stage fast debinding of injection molding powder compacts. Rensselaer Polytechnic Institute, Notaro & Michalos, July 2, 1991: US05028367 (24 worldwide citation)

A process for making molded objects utilizes powder injection molding techniques. Powder is mixed with a binder and then cast into a compact. The compact is then subjected to a first debinding step in the presence of a wicking agent under gentle heating. In this first stage, at least 40% of the bind ...


3
Ronald G Iacocca, Karthik Sivaraman, Anand Lal, Randall M German: Method of applying a hard-facing material to a substrate. Penn State Research Foundation, Phillips Lytle Hitchcock Blaine & Huber, August 20, 2002: US06436470 (23 worldwide citation)

An improved method of applying a particulate material to a substrate, includes the steps of: removing impurities from a surface of the substrate; forming a coating composition having a bonding material and at least one particulate material; applying the coating composition to the substrate surface; ...


4
Anthony R Kjar, Ronald G Iacocca, Randall M German, John L Mihelich: Particulate feedstock for metal injection molding. Comalco Aluminium, Nikaido Marmelstein Murray & Oram, November 26, 1996: US05577546 (22 worldwide citation)

Particles of metal alloys and composites have been developed that are particularly suitable for use in producing thixotropic alloys and in the injection molding of such alloys. The particulate material comprises particles of metal alloy or composite, wherein a substantial proportion of the particles ...


5
Karl G Shaw, David E Alman, Rene M Cooper, Randall M German, Kazuo P McCoy: Process for making finely divided intermetallic. Xform, Heslin & Rothenberg, July 19, 1994: US05330701 (18 worldwide citation)

A method is disclosed for controlling a self-propagating reaction in a particulate medium. The method comprises controlling the boundary heat flux of the reaction to produce reaction waves which travel through the particulate medium undergoing a self-propagating reaction. The method provides a produ ...


6
Randall M German: Noble metal alloy for dentistry and dental restoration using same. The J M Ney Company, June 3, 1980: US04205982 (14 worldwide citation)

A noble metal alloy having a solidus temperature above 1100.degree. C., a Vickers hardness of at least 150 and a coefficient of thermal expansion at 600.degree. C. of at least 0.8 percent consists essentially of 45-60 percent gold, 30-50 percent palladium and 2-7 percent tin. The alloy includes 3 to ...


7
Mohammad R Hajaligol, Clive Scorey, Vinod K Sikka, Seetharama C Deevi, Grier Fleischhauer, A Clifton Lilly Jr, Randall M German: Method of manufacturing aluminide sheet by thermomechanical processing of aluminide powders. Philip Morris Incorporated, Burns Doane Swecker & Mathis L, February 29, 2000: US06030472 (13 worldwide citation)

A powder metallurgical process of preparing a sheet from a powder having an intermetallic alloy composition such as an iron, nickel or titanium aluminide. The sheet can be manufactured into electrical resistance heating elements having improved room temperature ductility, electrical resistivity, cyc ...


8
Mohammad R Hajaligol, Clive Scorey, Vinod K Sikka, Seetharama C Deevi, Grier Fleishhauer, A Clifton Lilly Jr, Randall M German: Method of manufacturing aluminide sheet by thermomechanical processing of aluminide powders. Chrysalis Technologies Incorporated, Burns Doane Swecker & Mathis, December 9, 2003: US06660109 (13 worldwide citation)

A powder metallurgical process of preparing a sheet from a powder having an intermetallic alloy composition such as an iron, nickel or titanium aluminide. The sheet can be manufactured into electrical resistance heating elements having improved room temperature ductility, electrical resistivity, cyc ...


9
Randall M German, Timothy J Weaver, Julian A Thomas, Sundar V Atre, Anthony Griffo: Powdered material rapid production tooling method and objects produced therefrom. The Penn State Research Foundation, Ohlandt Greeley Ruggiero & Perle L, June 4, 2002: US06399018 (13 worldwide citation)

Solid objects are made by means of a novel multi-step forming, debinding, sintering and infiltrating process, using a metal-ceramic composition. In this process, the mixture is held for a period of time to degas and settle the powdered material from a liquid binder. The packed geometry is then heate ...


10
Michael L Bailey, Rajkumar Raman, Randall M German: Method of making a biocompatible filter. Upchurch Scientific, Vinson & Elkins L, July 29, 1997: US05651931 (12 worldwide citation)

A method for making a biocompatible filter whereby a biocompatible powder is sintered to form a disk-shaped filter. The biocompatible powder is first sized to obtain a preselected average particle size. Next, the powder is introduced to a die in which the powder is pressed to a predetermined force t ...