Inventor · disambiguated record

Siba P. Ray

Also filed as: RAY SIBA P

52 granted patents·1,603 citations·filing 1980–2002

99Inventor score

Technology areasC25C B22F C04B C22C C22B

Files withALUMINUM CO OF AMERICA36 ALCOA INC16

Top patents by PatentIndex Score

52 records

0198US4455211AComposition suitable for inert electrodeALUMINUM CO OF AMERICA·Filed 1983·Granted Jun 19, 1984·68 cites·18 claims
0298US4374761AInert electrode formulationsALUMINUM CO OF AMERICA·Filed 1980·Granted Feb 22, 1983·79 cites·7 claims
0397US4399008AComposition for inert electrodesALUMINUM CO OF AMERICA·Filed 1980·Granted Aug 16, 1983·59 cites·41 claims
0497US4374050AInert electrode compositionsALUMINUM CO OF AMERICA·Filed 1980·Granted Feb 15, 1983·56 cites·35 claims
0595US4582585AInert electrode composition having agent for controlling oxide growth on electrode made therefromALUMINUM CO OF AMERICA·Filed 1984·Granted Apr 15, 1986·43 cites·49 claims
0693US5989310AMethod of forming ceramic particles in-situ in metalALUMINUM CO OF AMERICA·Filed 1997·Granted Nov 23, 1999·54 cites·17 claims
0793US5279715AProcess and apparatus for low temperature electrolysis of oxidesALUMINUM CO OF AMERICA·Filed 1991·Granted Jan 18, 1994·90 cites·29 claims
0893US4584172AMethod of making composition suitable for use as inert electrode having good electrical conductivity and mechanical propertiesALUMINUM CO OF AMERICA·Filed 1984·Granted Apr 22, 1986·35 cites·25 claims
0992US4620905AElectrolytic production of metals using a resistant anodeALUMINUM CO OF AMERICA·Filed 1985·Granted Nov 4, 1986·65 cites·26 claims
1092US4478693AInert electrode compositionsALUMINUM CO OF AMERICA·Filed 1983·Granted Oct 23, 1984·35 cites·9 claims
1191US5415742AProcess and apparatus for low temperature electrolysis of oxidesALUMINUM CO OF AMERICA·Filed 1993·Granted May 16, 1995·68 cites·20 claims
1291US4468299AFriction welded nonconsumable electrode assembly and use thereof for electrolytic production of metals and siliconALUMINUM CO OF AMERICA·Filed 1982·Granted Aug 28, 1984·34 cites·16 claims
1390US6372119B1Inert anode containing oxides of nickel iron and cobalt useful for the electrolytic production of metalsALCOA INC·Filed 2000·Granted Apr 16, 2002·56 cites·36 claims
1490US5865980AElectrolysis with a inert electrode containing a ferrite, copper and silverALUMINUM CO OF AMERICA·Filed 1997·Granted Feb 2, 1999·80 cites·16 claims
1589US4468300ANonconsumable electrode assembly and use thereof for the electrolytic production of metals and siliconALUMINUM CO OF AMERICA·Filed 1982·Granted Aug 28, 1984·29 cites·18 claims
1688US4500406AInert electrode connectionALUMINUM CO OF AMERICA·Filed 1983·Granted Feb 19, 1985·30 cites·17 claims
1788US4454015AComposition suitable for use as inert electrode having good electrical conductivity and mechanical propertiesALUMINUM CO OF AMERICA·Filed 1982·Granted Jun 12, 1984·26 cites·36 claims
1887US6416649B1Electrolytic production of high purity aluminum using ceramic inert anodesALCOA INC·Filed 2001·Granted Jul 9, 2002·43 cites·29 claims
1987US6126799AInert electrode containing metal oxides, copper and noble metalALCOA INC·Filed 1999·Granted Oct 3, 2000·63 cites·24 claims
2086US6423204B1For cermet inert anode containing oxide and metal phases useful for the electrolytic production of metalsALCOA INC·Filed 2000·Granted Jul 23, 2002·38 cites·138 claims
2185US6423195B1Inert anode containing oxides of nickel, iron and zinc useful for the electrolytic production of metalsALCOA INC·Filed 2000·Granted Jul 23, 2002·33 cites·54 claims
2285US6217739B1Electrolytic production of high purity aluminum using inert anodesALCOA INC·Filed 1999·Granted Apr 17, 2001·36 cites·31 claims
2381US7014881B2Synthesis of multi-element oxides useful for inert anode applicationsALCOA INC·Filed 2002·Granted Mar 21, 2006·17 cites·25 claims
2481US6309994B1Fiber reinforced composite having an aluminum phosphate bonded matrixALUMINUM CO OF AMERICA·Filed 1989·Granted Oct 30, 2001·29 cites·35 claims
2581US4892861ALiquid phase sintered superconducting cermetALUMINUM CO OF AMERICA·Filed 1987·Granted Jan 9, 1990·36 cites·10 claims
2680US5938914AMolten salt bath circulation design for an electrolytic cellALUMINUM CO OF AMERICA·Filed 1997·Granted Aug 17, 1999·40 cites·18 claims
2779US4678760AMethod of forming a substantially interwoven matrix containing a refractory hard metal and a metal compoundALUMINUM CO OF AMERICA·Filed 1985·Granted Jul 7, 1987·29 cites·23 claims
2878US6332969B1Inert electrode containing metal oxides, copper and noble metalALCOA INC·Filed 2000·Granted Dec 25, 2001·16 cites·20 claims
2975US4804642AAluminum borate based ceramic compositeALUMINUM CO OF AMERICA·Filed 1986·Granted Feb 14, 1989·20 cites·11 claims
3074US6843865B2Aluminum alloy product refinement and applications of aluminum alloy product refinementALCOA INC·Filed 2002·Granted Jan 18, 2005·8 cites·17 claims
3173US7033469B2Stable inert anodes including an oxide of nickel, iron and aluminumALCOA INC·Filed 2002·Granted Apr 25, 2006·7 cites·59 claims
3273US6398882B1Uniformly dispersed, finely sized ceramic particles in metals and alloysALCOA INC·Filed 2000·Granted Jun 4, 2002·8 cites·24 claims
3373US6036792ALiquid-state-in-situ-formed ceramic particles in metals and alloysALUMINUM CO OF AMERICA·Filed 1998·Granted Mar 14, 2000·20 cites·24 claims
3473US5794112AControlled atmosphere for fabrication of cermet electrodesALUMINUM CO OF AMERICA·Filed 1997·Granted Aug 11, 1998·36 cites·16 claims
3568US6821312B2Cermet inert anode materials and method of making sameALCOA INC·Filed 2002·Granted Nov 23, 2004·10 cites·62 claims
3668US5492604ACoating composition for carbon electrodesALUMINUM CO OF AMERICA·Filed 1994·Granted Feb 20, 1996·17 cites·16 claims
3767US6162334AInert anode containing base metal and noble metal useful for the electrolytic production of aluminumALCOA INC·Filed 1999·Granted Dec 19, 2000·26 cites·46 claims
3866US6758991B2Stable inert anodes including a single-phase oxide of nickel and ironALCOA INC·Filed 2002·Granted Jul 6, 2004·8 cites·28 claims
3964US6187168B1Electrolysis in a cell having a solid oxide ion conductorALUMINUM CO OF AMERICA·Filed 1998·Granted Feb 13, 2001·16 cites·17 claims
4064US6030518AReduced temperature aluminum production in an electrolytic cell having an inert anodeALUMINUM CO OF AMERICA·Filed 1997·Granted Feb 29, 2000·24 cites·20 claims
4162US6866766B2Methods and apparatus for reducing sulfur impurities and improving current efficiencies of inert anode aluminum production cellsALCOA INC·Filed 2002·Granted Mar 15, 2005·3 cites·53 claims
4262US5053364AAluminum borate ceramic matrix compositeALUMINUM CO OF AMERICA·Filed 1989·Granted Oct 1, 1991·16 cites·23 claims
4359US5735976ACeramic particles formed in-situ in metal.ALUMINUM CO OF AMERICA·Filed 1996·Granted Apr 7, 1998·12 cites·13 claims
4458US4774210ADensification aid for aluminum borate productsALUMINUM CO OF AMERICA·Filed 1986·Granted Sep 27, 1988·14 cites·15 claims
4557US5098871AAluminum borate ceramic matrix compositeALUMINUM CO OF AMERICA·Filed 1990·Granted Mar 24, 1992·13 cites·18 claims
4655US5137867ASuperconducting cermet formed in situ by reaction sinteringALUMINUM CO OF AMERICA·Filed 1987·Granted Aug 11, 1992·17 cites·21 claims
4754US4698319ADensified composite containing one or more interwoven matrix compositionsALUMINUM CO OF AMERICA·Filed 1985·Granted Oct 6, 1987·12 cites·5 claims
4852US4804646ALight weight shaped opaque aluminum borate product and method of making sameALUMINUM CO OF AMERICA·Filed 1986·Granted Feb 14, 1989·11 cites·20 claims
4949US4717692AComposites comprising one or more interwoven matrix compositions each containing a refractory hard metal and method of forming sameALUMINUM CO OF AMERICA·Filed 1985·Granted Jan 5, 1988·6 cites·14 claims
5046US4769068AProcess for production of aluminum by carbothermic production of alkaline earth metal aluminide and stripping of aluminum from alkaline earth metal aluminide with sulfurous stripping agentALUMINUM CO OF AMERICA·Filed 1986·Granted Sep 6, 1988·5 cites·20 claims

Showing the top 50 of 52 patent records by PatentIndex Score.

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