Patents for C01G 51 - Compounds of cobalt (4,198)
12/1995
12/13/1995EP0581785B1 METHOD FOR THE PREPARATION OF LiMn2O4 AND LiCoO2 INTERCALATION COMPOUNDS FOR USE IN SECONDARY LITHIUM BATTERIES
12/12/1995US5474959 Aluminum oxide or precursor subjected to attrition with doping material, the mixture calcined, pressed, sintered
12/07/1995WO1995032797A1 Absorbent and process for removing sulfur oxides from a gaseous mixture
12/05/1995US5472524 Applying a cobalt-III mexacoordinated complex; oxidation; corrosion resistance; paint adhesion
11/1995
11/29/1995EP0684209A1 Production of magnetic oxide powder
11/28/1995US5470668 Electrodes, ferroelectric memory elements, strontium ruthenium oxide on platinum
11/21/1995US5468307 Non-chromated oxide coating for aluminum substrates
10/1995
10/25/1995EP0678490A1 Process of manufacture of a zirconia-based black article and a decorative black zirconia-based article obtained by this process
10/19/1995DE4419575C1 Metal tungstate for prodn. of lead perovskite electro-ceramics and X=ray improving luminescent materials
10/11/1995CN1109913A A process for the extraction and separation of nickel and/or cobalt
09/1995
09/27/1995EP0673675A2 Solid multi-component membranes for reactions
09/20/1995EP0672622A1 Layer structure oxide
09/20/1995EP0671976A1 Zinc oxide composition for use in catalysts
09/20/1995EP0364463B1 Separation and recovery of nickel and cobalt in ammoniacal systems
09/05/1995US5447552 Process for the extraction and separation of nickel and/or cobalt
08/1995
08/30/1995CN1107440A Process for preparing metal hydroxides
08/09/1995EP0666108A1 Process for recovering and re-using cobalt and tungsten from reaction liquors
08/08/1995CA2141892A1 Process for recovering and re-using cobalt and tungsten from reaction liquors
07/1995
07/05/1995EP0661767A1 A method for the manufacture of cathodes for fuel cells
06/1995
06/28/1995EP0659684A1 Flame retardant and flame-retardant resin composition
06/21/1995EP0658514A1 Process for the preparation of metal hydroxides
06/21/1995CN1028971C Minimising catalyst loss in producing of alcohols
06/20/1995US5426083 Anionic layered mixed hydroxide clay
06/07/1995EP0655984A1 Preparation of nanophase solid state materials.
06/06/1995US5422092 Composite metal hydroxide which is solid solution containing calcium hydroxide
05/1995
05/24/1995CN1028493C Novel solid multi-component membranes
05/23/1995US5417956 Mixing a metal solution and a precipitation agent solution, shear and depressurization
05/16/1995US5415687 Non-chromated oxide coating for aluminum substrates
05/10/1995CN1102401A Cobalt/cobalt oxide powder, a process for its production and its use
05/03/1995EP0651062A1 Process for the preparation of a high-purity cobalt intermediate
05/02/1995US5411606 Non-chromated oxide coating for aluminum substrates
04/1995
04/26/1995EP0649399A1 Method for removing hydroformylation catalyst
04/25/1995CA1335332C Separation and recovery of nickel and cobalt in ammoniacal systems
04/19/1995EP0648710A1 Process for the preparation of fine monodispersed oxide powders, fine monodispersed oxide powder, ceramic composition and its use
04/05/1995EP0646546A1 METHOD OF PRODUCTION OF LiM3+O2 OR LiMn2O4 AND LiNi3+O2 AS POSITIVE POLE MATERIAL OF SECONDARY CELL
03/1995
03/28/1995US5401442 Composite metal hydroxide and its use
03/15/1995EP0642488A1 Catalyst regeneration.
02/1995
02/15/1995EP0638520A1 Cobalt-cobalt oxide powder, process for its preparation and use thereof
01/1995
01/24/1995US5384017 Method of producing metal hydroxides
01/03/1995US5378293 Non-chromated oxide coating for aluminum substrates
01/03/1995US5378262 Process for the extraction and separation of nickel and/or cobalt
11/1994
11/22/1994US5366718 Process for producing columbite-type niobate and process for producing perovskite-type compound therefrom
11/10/1994WO1994025398A1 Method of preparation of lithium and transition metal mixed oxides, oxides obtained and their use as electrode material
10/1994
10/27/1994WO1994024065A1 Oxygen ion-conducting dense ceramic
10/26/1994EP0621234A1 Process for preparing submicron/nanosize ceramic powders from precursors incorporated within a polymeric foam
10/18/1994US5356728 Cross-flow electrochemical reactor cells, cross-flow reactors, and use of cross-flow reactors for oxidation reactions
10/13/1994WO1994022767A1 METHOD OF PRODUCTION OF LiM3+O2 OR LiMn2O4 AND LiNi3+O2 AS POSITIVE POLE MATERIAL OF SECONDARY CELL
08/1994
08/17/1994EP0473621B1 Process for manufacturing powdered ceramic oxides
08/17/1994CN1090793A Oxide compositions
08/16/1994US5338473 Aqueous beta cobaltous hydroxide and method for making
08/16/1994US5338334 Process for preparing submicron/nanosize ceramic powders from precursors incorporated within a polymeric foam
07/1994
07/05/1994US5326549 Bimetal hydroxide
06/1994
06/28/1994US5324353 Zinc sulfide bodies having improved optical transmittance characteristics and mechanical characteristics
06/23/1994WO1994013400A1 Zinc oxide composition for use in catalysts
06/21/1994US5322641 Magnetic materials and products made therefrom
05/1994
05/31/1994US5316877 Electrochemical cell
04/1994
04/27/1994EP0593695A1 Method for the synthesis of mixed metal oxide crystalline powders
04/26/1994US5306411 Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions
04/05/1994US5300281 Radiolabeled compositions containing a calcific matrix and their use for treatment of arthritis
03/1994
03/31/1994CA2123489A1 Lithium secondary battery
03/29/1994US5298092 Forming cobalt oxide film by oxidizing cobalt-111 hexammine complex
03/03/1994WO1994004459A1 Preparation of nanophase solid state materials
02/1994
02/22/1994US5288474 Process for the production of lead metal niobates
02/22/1994CA1327114C Method for precipitating and separating metals
02/15/1994US5286582 Monaqueous electrolyte secondary battery and process for producing positive active materials
02/02/1994EP0581290A1 Novel manganese oxides, production thereof, and use thereof
02/02/1994EP0581174A1 Methode for preparing magnetic ferrites of M-type
02/02/1994EP0580974A1 Metal niobates and/or tantalates, process for their preparation and their use
01/1994
01/12/1994EP0577657A1 Layered mixed metal hydroxides for the stabilization of radioactive colloids
12/1993
12/29/1993EP0575745A1 Process for the preparation of lead-metal-niobates
12/29/1993EP0483259B1 COMPOSITIONS DERIVED FROM Bi4V2O11
12/09/1993WO1993024438A1 Method for removing hydroformylation catalyst
12/09/1993WO1993024437A1 Catalyst regeneration
11/1993
11/23/1993US5264284 Fibrous composite metal hydroxide and process for the production thereof
09/1993
09/08/1993EP0559590A1 Process for obtaining metallic hydroxides
08/1993
08/24/1993US5239098 Selective separation and recovery of oxygen from oxygen-containing fluid stream
08/17/1993US5237105 Demetallization
08/03/1993US5232617 Process for the preparation of hexaferrites
07/1993
07/20/1993US5229101 Containing lead and niobium
07/20/1993US5228910 Particle size control
07/13/1993US5227257 Solid electrolytes
06/1993
06/15/1993US5219829 Process and apparatus for the preparation of pulverulent metal oxides for ceramic compositions
06/09/1993EP0545757A1 Process for the preparation of perovskites on the basis of manganese or chromium and perovskites so obtained
06/02/1993EP0544503A1 Flame-retardant aid, process for the production thereof, and flame-retardant resin composition
06/02/1993EP0544272A1 Solid state cyanocobaltate complexes
05/1993
05/30/1993CA2084010A1 Process for the preparation of manganese or chromium perovskites and perovskites therefrom
05/26/1993CA2083209A1 Solid state cyanocobaltate complexes
05/19/1993EP0541529A1 Magnetic materials and products made therefrom.
05/12/1993EP0541329A1 Composite metal hydroxide and process for the production thereof
05/06/1993DE4136272A1 Simplified fluorine@ gas prodn. for excimer laser gas discharge chamber - by heating metal fluoride in temp. adjustable reactor
04/1993
04/14/1993EP0536224A1 Antiviral agents containing heteropolytungstate
03/1993
03/30/1993US5198025 Heat resistant
03/23/1993US5196278 Crystalline lithium-cobalt-vanadium oxide
03/18/1993WO1993004996A1 Improved mixed metal oxide crystalline powders and method for the synthesis thereof
03/09/1993US5192365 Buff rutile pigment compositions
01/1993
01/20/1993EP0523288A1 Non-chromated oxide coating for aluminum substrates
01/19/1993US5180699 Lead-niobium-metal oxide ceramic produced from a niobic acid sol
01/14/1993DE4221593A1 Generation of oxygen@ from air
01/12/1993US5178842 Method for precipitating and separating metals
12/1992
12/29/1992US5174812 Separation and recovery of nickel and cobalt in ammoniacal systems
1 ... 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42