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