Patents
Patents for C01G 1 - Methods of preparing compounds of metals not covered by subclasses , , , , in general (5,322)
06/1981
06/09/1981US4272494 Method for recovering metals of groups V-VI of the periodic system from solutions and pulps
06/02/1981CA1102346A1 Process for producing a functionalized silica by reacting silica with a silane and a polyamine
05/1981
05/12/1981US4267157 Process of preparing metal phosphorus trisulfides
04/1981
04/15/1981EP0026845A1 Electrochemical generator with non-aqueous electrolyte, and manufacturing process
03/1981
03/25/1981EP0025560A1 Electrochemical generator with non-aqueous electrolyte
03/24/1981US4258023 Process for the pyrogenous production of very finely divided oxides of a metal and/or of a metalloid
03/24/1981US4257807 Precious metals recovery process
03/17/1981CA1097508A1 Recovery of metal values
02/1981
02/10/1981US4249989 Isolating solid substances from a vapor and gas mixture and pulps
02/03/1981US4248850 From basic metal compound and bromine, formaldehyde reducing agent
01/1981
01/27/1981CA1094291A1 Commercial production of transition metal sulfides from their halides
01/07/1981EP0021809A1 Chloride leaching
01/06/1981US4243411 Reduction of metal sulfides
12/1980
12/30/1980US4242374 Process for thin film deposition of metal and mixed metal chalcogenides displaying semi-conductor properties
12/30/1980US4242305 Apparatus for controlling emissions of hydrogen sulfide from a system utilizing geothermal steam
12/23/1980US4240909 Nonionic amine-borane or phosphine-borane adducts
12/10/1980EP0019847A2 Process for the preparation of metal salts, photographic materials and their use in the production of photographic images
12/09/1980US4238294 Process for recovering heavy metal ions or heavy metal ions and halogen values from solutions comprising a lower aliphatic monocarboxylic acid
11/1980
11/18/1980CA1089607A1 Inorganic pigment comprising a solid solution of differing spinels
11/11/1980US4233254 Thermosetting resin binder
10/1980
10/28/1980CA1088316A1 Ore halogenation process
10/07/1980CA1087329A1 Process for the removal of metals from solutions
10/07/1980CA1086963A1 Process for the recovery of non-ferrous metals from acidic hydrometallurgical leach liquors with a chelate exchange resin
10/07/1980CA1086919A1 Recovery of chlorine values from a melt oxidation gas
09/1980
09/16/1980CA1085584A1 Process for selectively recovering metal chlorides from gaseous effluent
09/09/1980US4221828 Process of producing metal sulfide powder coated with copper
09/02/1980US4220629 Chlorination of ores with catalyzed metal chlorides
09/02/1980US4220627 Process for the treatment of raw materials containing arsenic and metal
08/1980
08/20/1980EP0014557A1 Process for precipitating metal values from organic media
08/19/1980US4218431 Removal of sulfide contaminants from carbonate waters with production of CO2 -free H2 S
07/1980
07/29/1980CA1082424A1 Method of preparing crystalline compounds a suiva xx b suvia xx
06/1980
06/24/1980US4209707 Wire guide plate for production of gaseous metal halides
06/17/1980US4208394 Reaction with carbon disulfide
05/1980
05/28/1980EP0011084A1 Process for the pyrogenic production of a highly particulate oxide of a metal and/or metalloid
05/27/1980US4204933 Electrocoating process for producing a semiconducting film
05/20/1980US4203866 Chemical compositions based on titanium trihalides and methods for their production and use
05/20/1980CA1077680A1 Fluidized reactor reduction of uf6 to uo2
05/06/1980US4201739 Manufacture of metal halide particles
04/1980
04/22/1980US4199478 Method for preparing metal-carbonyl clusters immobilized in zeolite, as heterogeneous catalysts
04/15/1980CA1075841A1 Melt viscosity stabilizers for vinyl chloride polymers
03/1980
03/25/1980CA1074127A1 Process for precipitating precious metals from solutions which contain them
03/25/1980CA1074081A1 Perovskite catalytic compositions having crystal structures and containing metals of the platinum group
03/11/1980US4192851 Leaching of metal sulphides
02/1980
02/26/1980US4190639 Carbon monoxide, multivalent metal chloride molten salts, phosgene
01/1980
01/08/1980US4182747 Chlorides of aluminum, molybdenum, vanadium, cobalt, nickel; separating hydrocarbons impregnating waste catalyst support; chlorinating; passing effluent through sodium chloride
12/1979
12/25/1979US4180551 Ion exchanging
12/18/1979CA1068074A1 Oxidation and reduction using platinum metal perovskite catalysts
11/1979
11/13/1979CA1066024A1 Method of forming inorganic monomeric and polymeric complexes and products so produced
10/1979
10/23/1979US4172115 Dehydration, desulfurization
08/1979
08/28/1979US4166032 Method and apparatus for removing heavy metals from waste water streams
08/07/1979US4163664 Process for precipitating precious metals from solutions which contain them
07/1979
07/17/1979US4161461 Treatment of transition metal compound
07/03/1979US4160118 Method and apparatus for superheating gases
07/03/1979US4159962 Method of preparing layered chalcogenides
07/03/1979US4159930 Process for recovering heavy metal ions from dilute aqueous solution
05/1979
05/30/1979EP0002109A1 A method for the preparation of thin photoconductive films and of solar cells employing said thin photoconductive films
03/1979
03/20/1979US4145403 Arc heater method for producing metal oxides
03/20/1979US4145400 Coprecipitation salts of aluminum and cobalt or nickel with sodium carbonate
02/1979
02/27/1979US4141960 Complex bimetallic salts
02/27/1979US4141778 Vapor deposition, decomposition
01/1979
01/30/1979US4137290 Ion absorbing, reversal of fluid flow
01/16/1979CA1046237A1 Method for lithiating metal chalcogenides and intercalated products thereof
01/10/1979EP0000197A1 Rechargeable non-aqueous cell with a chalcogenide-containing electrode, a method for preparing the chalcogenide compound and a method for the preparation of the cell
01/02/1979CA1045338A1 Monovalent metal salts of dodecametal triaconta carbonyls
01/02/1979CA1045337A1 Divalent metal salts of dodecametal triaconta carbonyls
01/02/1979CA1045336A1 Trivalent metal salts of dodecametal triaconta carbonyls
12/1978
12/19/1978CA1044471A1 Method and apparatus for recovery of heavy metal ions from dilute aqueous solution
12/12/1978CA1044244A1 Metal halide complexes of 4-cyano-2,2-dimethylbutyraldoxime-n-methylcarbamate
12/05/1978US4127989 Method for separating metal values from brine
11/1978
11/14/1978US4125687 Rechargeable nonaqueous cell with chalcogenide electrode
10/1978
10/24/1978CA1040866A1 Refining of chloride salts
09/1978
09/26/1978US4116783 Method for recovering variable-valency elements and purifying sewage waters
09/05/1978US4111991 Amine halides from a halogen, a hydrazine and an amine
09/05/1978CA1037683A1 Fluosolid reactor for producing metallic sulphates
08/1978
08/08/1978US4105747 Method for dehydrating metal chlorides
06/1978
06/20/1978US4096087 Electrochromic and photochromic material and a method of fabrication of said material
04/1978
04/04/1978US4082833 Carbo-chlorination to produce aluminum chloride and silicon chloride; sulfur or sulfur compound as promoter
03/1978
03/14/1978US4079124 Method of preparing X-ray contrast media containing ores of hafnium, tantalum and tungsten
02/1978
02/21/1978US4075029 Inorganic pigment comprising a solid solution of differing spinels
02/14/1978US4073860 Heating, acidity, hydrogen sulfide
01/1978
01/03/1978US4066783 Insecticidal and acaricidal metal halide complexes of 4-cyano-2,2-dimethylbutyraldoxime-N-methylcarbamate
01/03/1978US4066424 Selectively recovering metal chlorides from gaseous effluent
11/1977
11/22/1977US4059679 Modified zirconium phosphates
09/1977
09/20/1977US4049789 Process for preparation of mixed oxide powders
08/1977
08/23/1977US4043758 Apparatus for the manufacture of metallic chlorides
08/09/1977US4041015 Linear metal polysulfides
07/1977
07/19/1977US4036776 From multivalent metal chlorides; hydrogen chloride recycle
07/05/1977US4034070 Metal reacted with hydrogen fluoride and halogen in the presence of a nitrile
07/05/1977US4033764 Complexing, inorganic clay minerals, smectites
06/1977
06/14/1977US4029747 Method of preparing inorganic monomeric and polymeric complexes and products so produced
05/1977
05/17/1977US4024054 Bubbles formed by cells of living organisms
05/10/1977US4023059 High pressure light emitting electric discharge device
05/03/1977US4021530 Preparation of metal fluorides
04/1977
04/19/1977US4018875 Ammonium oxalate process
03/1977
03/15/1977US4012493 Preparation of metal fluorides
03/08/1977US4011289 Surfactants, dispersing, spraying
03/08/1977US4011146 Process for separation and recovery of metal values from sulfide ore concentrates
03/01/1977US4010000 Controlled particle size
02/1977
02/15/1977US4008134 Extraction and separation of metals from solids using liquid cation exchangers
12/1976
12/21/1976US3998924 Recovery of non-ferrous metals from acidic liquors with a chelate exchange resin in presence of iron(III)
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