41
Ranjan Ray, Lee E Tanner: Extraction method for filament formation of high temperature reactive alloys. Allied Corporation, Gerhard H Fuchs, April 15, 1986: US04582116 (7 worldwide citation)

A tiltable cooled crucible for containing the molten alloy has a spout for extracting the molten alloy. The alloy is cast on an advanceable chilled surface. The cooled crucible is protected from the molten alloy by a solidified layer of the alloy which is solidified and prevents reaction between the ...


42
Ranjan Ray, Viswanathan Panchanathan, Bill C Giessen: Iron-aluminum alloys containing boron which have been processed by rapid solidification process and method. Marko Materials, Morse Altman & Dacey, September 20, 1983: US04405368 (7 worldwide citation)

New iron base alloys containing aluminum and boron are disclosed. The alloys are subjected to a rapid solidification processing (RSP) technique which produces cooling rates between .about.10.sup.5 to 10.sup.7 .degree. C./sec. The as-quenched ribbon or powder, etc consists primarily of a metastable c ...


43
Ranjan Ray, Viswanathan Panchanathan: Fine grained cobalt-chromium alloys containing carbides made by consolidation of amorphous powders. September 25, 1984: US04473402 (7 worldwide citation)

New cobalt base alloys containing chromium and carbon are disclosed. The alloys are subjected to rapid solidification processing (RSP) technique which produces cooling rates between 10.sup.5 to 10.sup.7 .degree. C./sec. The as-quenched ribbon, powder etc. consists predominantly of amorphous phase. T ...


44
Ranjan Ray, Lee E Tanner, Carl F Cline: Metallic glasses with a combination of high crystallization temperatures and high hardness values. Allied Chemical Corporation, Ernest D Buff, Gerhard H Fuchs, January 30, 1979: US04137075 (7 worldwide citation)

Glassy metal alloys which include substantial amounts of one or more of the refractory metals of molybdenum, tungsten, tantalum and niobium evidence both high thermal stability, with a high crystallization temperature of at least about 700.degree. C, and a high hardness of at least about 1000 kg/mm. ...


45
Choong Jin Yang, Ranjan Ray: Iron-neodymium-boron permanent magnet alloys which contain dispersed phases and have been prepared using a rapid solidification process. Kubota, Armstrong Nikaido Marmelstein Kubovcik & Murray, April 24, 1990: US04919732 (7 worldwide citation)

New Iron-Neodymium-Boron base alloys containing hafnium diboride, zirconium diboride and titanium diboride are disclosed. The alloys are subjected to rapid solidification processing technique which produces cooling rates between 10.sup.5 to 10.sup.7 .degree.C.second. The as-quenched filament, ribbon ...


46
Ranjan Ray, Donald W Scott: Centrifugal casting of nickel base superalloys in isotropic graphite molds under vacuum. Santoku America, Stevens Davis Miller & Mosher, October 21, 2003: US06634413 (7 worldwide citation)

Methods for making various nickel based superalloys into engineering components such as rings, tubes and pipes by melting of the alloys in a vacuum or under a low partial pressure of inert gas and subsequent centrifugal casting of the melt in the graphite molds rotating along its own axis under vacu ...


47
Ranjan Ray, Elisabeth Musso: Amorphous alloys in the U-Cr-V system. Allied Chemical Corporation, David W Collins, Ernest A Polin, September 21, 1976: US03981722 (7 worldwide citation)

Amorphous uranium-base alloys are disclosed having the general formula U.sub.x Cr.sub.y V.sub.z, where x ranges from about 60 to 80 atom percent and y and z each range from about 0 to 40 atom percent, with the total of y and z ranging from about 20 to 40 atom percent. These amorphous alloys exhibit ...


48
Ranjan Ray, Viswanathan Panchanathan, Bill C Giessen: New iron-aluminum-copper alloys which contain boron and have been processed by rapid solidification process and method. Marko Materials, Morse Altman & Dacey, September 6, 1983: US04402745 (6 worldwide citation)

New iron rich metal alloys containing aluminum and copper along with specific amounts of boron are disclosed. The alloys are subjected to rapid solidification processing (RSP) technique which produces cooling rates between .about.10.sup.5 to 10.sup.7 .degree.C./sec. The as-quenched ribbon, powder et ...


49
Lee E Tanner, Ranjan Ray: Preparation of zirconium alloys containing transition metal elements. Allied Chemical Corporation, Ernest D Buff, Gerhard H Fuchs, October 23, 1979: US04171992 (6 worldwide citation)

Zirconium alloys containing at least two of the transition metal elements of iron, cobalt and nickel are disclosed. The alloys consist essentially of at least two elements selected from the group consisting of about 1 to 27 atom percent iron, about 1 to 43 atom percent cobalt and about 1 to 42 atom ...


50
Ryusuke Hasegawa, Ranjan Ray, Lee E Tanner: Beryllium-containing iron-boron glassy magnetic alloys. Allied Chemical Corporation, Ernest D Buff, Gerhard H Fuchs, May 1, 1979: US04152147 (6 worldwide citation)

Introduction of beryllium into iron-boron base glassy alloys improves the thermal stability while substantially retaining the saturation moment of the base alloy. The alloys of the invention consist essentially of about 10 to 18 atom percent boron, about 2 to 10 atom percent beryllium and about 72 t ...