1
Gregory J Del Corso: Co-Cr-Mo powder metallurgy articles and process for their manufacture. CRS Holding, Dann Dorfman Herrell and Skillman, October 31, 1995: US05462575 (83 worldwide citation)

A powder metallurgy article formed from a Co--Cr--Mo alloy powder and a method for making the article are disclosed. The Co--Cr--Mo alloy powder contains, in weight percent, about 0.35% max. C, about 1.00% max. Mn, about 1.00% max. Si, about 26.0-30.0% Cr, about 5.0-7.0% Mo, about 3% max. Ni, about ...


2
Gregory J Del Corso, Robert E Carnes, David Esposito: Process and apparatus to simultaneously consolidate and reduce metal powders. Carpenter Technology Corporation, Edgar N Jay, Vincent T Pace, September 15, 1987: US04693863 (48 worldwide citation)

A powder metallurgy consolidation process and apparatus for carrying out said process produces integral metal bodies by heating metal powder of a predetermined composition to a temperature sufficient to cause solid state interparticle bonding, while simultaneously maintaining a reactive fluid in con ...


3
David Esposito, Raymond A Reiter, Gregory J Del Corso: Atomizing nozzle assembly for making metal powder and method of operating the same. Carpenter Technology Corporation, Edgar N Jay, October 26, 1976: US03988084 (36 worldwide citation)

A nozzle assembly for atomizing a stream of molten metal includes a refractory metal-transmitting nozzle having a short metering orifice at its entrance end and a relatively long divergent discharge passage terminating at a flat annular land formed at the bottom end of the metal-transmitting nozzle. ...


4
Leslie L Harner, Gregory J Del Corso: Method of making a low thermal expansion, high thermal conductivity, composite powder metallurgy member and a member made thereby. Carpenter Technology Corporation, Dann Dorfman Herrell and Skillman, September 17, 1991: US05049184 (22 worldwide citation)

In a process for making a low thermal expansion, high thermal conductivity member or article suitable for bonding to a support member at a predetermined bonding temperature and for facilitating heat transfer therefrom, and in the member made thereby, first and second metal powders are combined in vo ...


5
Gregory J Del Corso, James W Martin, David L Strobel: Workable boron-containing stainless steel alloy article, a mechanically worked article and process for making thereof. Carpenter Technology Corporation, Dann Dorfman Herrell & Skillman, January 2, 1990: US04891080 (15 worldwide citation)

A workable, boron-containing, stainless steel alloy and an article formed therefrom are disclosed together with a process for manufacturing same. The alloy consists essentially of, in weight percent, about


6
David T Marlowe, Gregory J Del Corso, Robert E Carnes, David Esposito, William J Burns II, Edward F Holland, David L Strobel: Method of manufacturing flat forms from metal powder and product formed therefrom. Carpenter Technology Corporation, Dann Dorfman Herrell and Skillman, May 10, 1988: US04743512 (7 worldwide citation)

A method of manufacturing a flat form from blended metallic powder including a major constituent by weight having a high melting point and a minor constituent by weiht having a substantially lower melting point includes selection of the powder to provide continuous and reproducible compacted flat fo ...


7
Robert S Brown, Gregory J Del Corso, Theodore Kosa, James W Martin: High-strength, titanium-bearing, powder metallurgy stainless steel article with enhanced machinability. CRS Holdings, Dann Dorfman Herrell and Skillman P C, May 29, 2001: US06238455 (5 worldwide citation)

A powder metallurgy article formed of a sulfur-containing, precipitation-hardenable, stainless steel alloy is described. The article has a unique combination of strength, ductility, processability, and machinability. The powder metallurgy article is formed of a stainless steel alloy having the follo ...


8
James W Martin, Robert S Brown, E Lance Buck, Gregory J Del Corso: Process for making clad articles and article made thereby. Carpenter Technology Corporation, Dann Dorfman Herrell and Skillman, May 21, 1991: US05017437 (3 worldwide citation)

A process for making a clad article of a densified metal powder core and a compatible metal cladding metallurgically bonded thereto results in a significantly reduced concentration of metal oxides in the core so as to prevent embrittlement of the core at and adjacent the core/cladding interface that ...


9
Olivier Schiess, Pierre Marechal, Gregory J Del Corso: Free-machining powder metallurgy steel articles and method of making same. CRS Holdings, Dann Dorfman Herrell and Skillman P C, October 9, 2012: US08282701 (2 worldwide citation)

A small diameter, elongated steel article, comprising fully consolidated, prealloyed metal powder is disclosed. The consolidated metal powder has a microstructure that has a substantially uniform distribution of fine grains having a grain size of not larger than about 9 when determined in accordance ...


10
David E Wert, Gregory J Del Corso, Harrison A Garner Jr: High-hardness powder metallurgy tool steel and article made therefrom. CRS Holdings, Dann Dorfman Herrell and Skillman P C, November 19, 2002: US06482354 (1 worldwide citation)

A tool steel alloy having a unique combination of hardness and toughness is disclosed. The alloy contains, in weight percent, about: wt. % C 1.85-2.30, Mn 0.15-1.0, Si 0.15-1.0, P 0.030 max., S 0-0.30, Cr 3.7-5.0, Ni+Cu 0.75 max., Mo 1.0 max., Co 6-12, W 12.0-13.5, V 4.5-7.5. The balance is ess ...