Patents for C01G 51 - Compounds of cobalt (4,198)
10/1981
10/13/1981US4294965 Recovering metals from solutions
09/1981
09/29/1981US4292294 Yellow pigments stable at high temperatures
09/29/1981US4292282 Process for recovering metals from catalysts for the hydrodesulfurization of hydrocarbons
09/15/1981US4289745 Iron spinels
08/1981
08/25/1981US4285912 Recovery of bismuth from chloride process solutions
08/11/1981CA1106618A1 Dissolution of cobaltic hydroxide with organic reductant
08/11/1981CA1106617A1 Autoclave oxidation leaching of sulfide materials containing copper, nickel and/or cobalt
08/04/1981US4282189 Precipitation of metal values from organic media
07/1981
07/28/1981US4280988 Recovery of nickel and cobalt from leach slurries
06/1981
06/30/1981CA1103935A1 Selective precipitation of nickel and cobalt from acidic sulfate solution
05/1981
05/19/1981CA1101444A1 Liquid-liquid extraction of metal values
05/19/1981CA1101225A1 Cobalt ion exchange process
04/1981
04/07/1981CA1098719A1 Solvent extraction of non-ferrous metals from iron- containing solutions
03/1981
03/17/1981CA1097505A1 Extraction of cobalt, copper and nickel values from ammoniacal solutions
03/10/1981US4255279 Recovering active cobalt carbonyls
03/03/1981US4254087 Extraction of copper, nickel and cobalt using alkylaromatic sulfonic acids and chelating amines
02/1981
02/17/1981CA1095731A1 Stripping of cobalt from nickel-cobalt loaded organic
01/1981
01/13/1981US4244938 Preparation of transition metal hydrates by direct metal reaction
12/1980
12/30/1980US4242314 Solvent extraction, monoalkyl ester of alkylphosphonic acid
12/09/1980US4238294 Process for recovering heavy metal ions or heavy metal ions and halogen values from solutions comprising a lower aliphatic monocarboxylic acid
12/09/1980CA1091042A1 Solvent-extraction process for recovery and separation of metal values
12/02/1980US4237062 Sulfonylthiosemicarbazides, metal complexes thereof, and solutions containing such compounds for use in extraction of metal values
11/1980
11/27/1980WO1980002568A1 Improved method for producing cobalt metal powder
11/18/1980US4234545 Process for the recovery of cobalt values
11/18/1980CA1089653A1 Selective recovery of nickel and cobalt or copper and zinc from solution
10/1980
10/15/1980EP0017400A1 Electrochemical cell and method of making ion conductors for said cell
10/15/1980EP0017285A1 Process for the recovery of metals from catalysts used in the hydrodesulfurization of hydrocarbons
10/07/1980US4226843 Process and apparatus for production of spherical grain ferrite powder
10/07/1980CA1086963A1 Process for the recovery of non-ferrous metals from acidic hydrometallurgical leach liquors with a chelate exchange resin
08/1980
08/26/1980CA1084505A1 Certain sulfonamidoquinolines, metal complexes thereof, and solutions containing such sulfonamidoquinolines and metal complexes
08/20/1980EP0014557A1 Process for precipitating metal values from organic media
07/1980
07/29/1980US4214896 Process for producing cobalt metal powder
07/29/1980US4214895 Method for producing cobalt metal powder
07/01/1980US4210759 Stripping metal values from hydrocarbon solvents
06/1980
06/24/1980US4209419 Certain sulfonamidoquinolines, metal complexes thereof, and solutions containing such sulfonamidoquinolines and metal complexes
06/17/1980US4208380 Process for the recovery of cobalt from its impure, aqueous, in particular nickel-bearing, solutions and catalyst therefor
05/1980
05/27/1980US4205048 Liquid-liquid extraction of Cu, Co, Ni from ammoniacal solutions with 7-ethyl-undeca-2,4-dione
05/06/1980US4201827 Magnetically supported particle matrix for accumulating or affecting substances dissolved or finely dispersed in a liquid or gas
05/06/1980CA1076816A1 Liquid-liquid extraction of metal values from aqueous solution
04/1980
04/29/1980US4200504 Hydrometallurgy
04/08/1980CA1075015A1 Process for working up manganese modules and recovery of the contained valuable constituents
03/1980
03/25/1980US4194905 Solvent-extraction process for recovery and separation of metal values
03/11/1980CA1073217A1 Recovery of metal values from basic aqueous ammoniacal leach liquor
01/1980
01/22/1980US4184868 Method for producing extra fine cobalt metal powder
01/08/1980US4182747 Chlorides of aluminum, molybdenum, vanadium, cobalt, nickel; separating hydrocarbons impregnating waste catalyst support; chlorinating; passing effluent through sodium chloride
09/1979
09/25/1979CA1062878A1 Oxidation-resistant nickel and cobalt sulfides and method for preparing same
09/11/1979CA1062018A1 Recovery of nickel and cobalt carbonates from leach solutions
08/1979
08/07/1979CA1059770A1 Hydrometallurgical treatment process for extracting constituent metal values from ferro-nickel
07/1979
07/31/1979US4162991 Elution with an aliphatic monocarboxylic acid
07/24/1979CA1059067A1 Electrolysis cell electrode
05/1979
05/15/1979CA1054379A1 Halidation of nonferrous metal values in manganese oxide ores
05/08/1979CA1053914A1 Metal recovery from sulfate solutions
04/1979
04/24/1979US4151258 Slurrying, acidification
04/10/1979US4148816 Alkali metal mercaptide solvent extraction of cobalt, nickel
04/10/1979US4148815 Amino-thiol nickel and cobalt solvent extraction
04/10/1979US4148813 Hydrometallurgy
04/10/1979US4148631 Stripping of cobalt from nickel-cobalt loaded organic
03/1979
03/13/1979CA1050280A1 High temperature neutralization of laterite leach slurry
03/06/1979CA1049796A1 Process for the extraction of metal ions from an aqueous solution
02/1979
02/06/1979US4138354 Preparation of manganese/cobalt bromide
12/1978
12/19/1978CA1044470A1 Process for recovering cobalt
10/1978
10/31/1978US4123260 Chelating ion exchange resin having aminocarboxylic acid functional groups
09/1978
09/26/1978CA1039234A1 Process for the production of high-purity metals from nickeliferous mattes
08/1978
08/29/1978US4110400 Selective precipitation of nickel and cobalt sulfides from acidic sulfate solution
07/1978
07/11/1978US4100163 Substituted 8-sulfonamidoquinolines
06/1978
06/27/1978US4097575 Roast-neutralization-leach technique for the treatment of laterite ore
06/27/1978US4097272 Winning nickel and cobalt with mercaptide extractants and carbon monoxide strip
03/1978
03/21/1978US4080418 Extraction of cobalt, copper and nickel values from ammoniacal solutions with chelating exchange resins of restored capacity
02/1978
02/14/1978US4073860 Heating, acidity, hydrogen sulfide
01/1978
01/31/1978US4071610 Manufacture of gamma-iron(III) oxide
12/1977
12/06/1977US4061687 Oxo process with recovery of cobalt hydrocarbonyl in solution for recycle
10/1977
10/11/1977US4053553 Method for selective recovery of cadmium from cadmium-bearing waste
08/1977
08/16/1977US4042665 Cobalt ion exchange process
08/02/1977US4039612 Process for extracting cobalt, copper or zinc values using a 1-alkyl substituted benzimidazole
07/1977
07/05/1977US4034059 Separation of cobalt from nickel by ozonation in the presence of ammonium salts
06/1977
06/14/1977US4029759 Edible or for topical application
05/1977
05/31/1977US4027004 Manganese, zinc, magnesium, aluminum, gallium, iron, cobalt, nickel, or chromium rhenium oxide
04/1977
04/19/1977US4018865 A-hydroxyoximes, sulfonic acids
04/05/1977US4016054 Hydrometallurgical treatment process for extracting constituent metal values from ferro-nickel
03/1977
03/01/1977US4010091 Novel electrode for electrolysis cell
02/1977
02/22/1977US4009263 Energized cobalt-containing animal feed
02/15/1977US4008134 Extraction and separation of metals from solids using liquid cation exchangers
02/15/1977US4008076 Hydrometallurgy
01/1977
01/25/1977US4005173 Steam stripping of ammoniacal solutions and simultaneous loading of metal values by organic acids
01/11/1977US4002719 Recovery of nickel and cobalt carbonates from ammoniacal leach solutions
12/1976
12/21/1976US3998924 Recovery of non-ferrous metals from acidic liquors with a chelate exchange resin in presence of iron(III)
11/1976
11/09/1976US3991159 High temperature neutralization of laterite leach slurry
11/09/1976US3990891 Aluminum halides
09/1976
09/21/1976US3981968 Oxime or oxine compounds
09/14/1976US3980752 Hydrometallurgical
08/1976
08/24/1976US3976760 Continuously producing and recovering metallic chlorides
08/17/1976US3975507 Oxidation-resistant nickel and cobalt sulfides and method for preparing same
08/17/1976US3975497 Enhanced selectivity in the separation of nickel and cobalt from ammoniacal solutions
05/1976
05/18/1976US3957684 Continuous manufacture of solutions of cobalt carbonyl and cobalt carbonyl hydride in organic solvents
05/04/1976US3954448 Process for recovering cobalt, copper, iron, nickel and arsenic
04/1976
04/13/1976US3950183 Production of annealed pigments
01/1976
01/20/1976US3933976 Nickel-cobalt separation
01/20/1976US3933975 Multistage, oxidation, precipitation
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