Patents for C01G 39 - Compounds of molybdenum (2,001)
10/1994
10/26/1994CN1093950A Multimetal oxide compositions
10/11/1994US5354417 Etching MoSi2 using SF6, HBr and O2
10/04/1994US5352430 Mixing host material and intercalant in fluidized bed reactor with stream of inert gas, heating, passing oxygen stream through to cause reaction
08/1994
08/10/1994EP0609750A1 Multimetal oxide masses
08/04/1994CA2114681A1 Multimetal oxide compositions
07/1994
07/19/1994US5330557 Fluid bed reduction to produce flowable molybdenum metal
07/12/1994US5328618 Magnetic lubricants
05/1994
05/25/1994CN1024640C Method for making ferromolybdenum alloy powder
05/24/1994US5314714 Process for increasing the density and improving the homogeneity of Chevrel phase powders and Chevrel phase wire obtained using said process
05/17/1994CA1329486C Process for recovery of rare metals
04/1994
04/05/1994US5300274 Method for making molybdenum and sulfur containing compounds
03/1994
03/31/1994WO1994007246A1 Process for treating dissolution residues
03/31/1994WO1994004463A3 Process for the preparation of rhenium-188 and technetium-99m generators
03/10/1994DE4229435A1 Solvent and molybdenum@ recovery in dissolution of core in mfr. of incandescent lamp tungsten@ wire coil - by cyclic process using constant temp. in reactor and adjustment outside reactor for optimum results
03/03/1994WO1994004463A2 PROCESS FOR THE PREPARATION OF RHENIUM-188 AND TECHNETIUM-99m GENERATORS
01/1994
01/19/1994EP0578887A1 Method of manufacturing intercalation compounds
01/18/1994CA2081438A1 Method of manufacturing intercalation compounds
01/05/1994EP0335987B1 Process for producing chevrel compounds
12/1993
12/28/1993US5273726 Digesting with ammonium hydroxide and an ionizable magnesium compound at a pH of 9 to 9.8 to precipitate the aluminum
12/21/1993US5271911 Method for removing potassium from molybdenum trioxide
11/1993
11/02/1993US5258365 CrTlSrCaCuO and related superconducting systems
06/1993
06/29/1993US5223234 Melting slag, vaporization and oxidation in simplified process using compact equipment
05/1993
05/25/1993US5213777 Extraction of uranium values using an imidazole extractant
05/19/1993EP0542343A1 Yellow inorganic pigments based on salts of lanthanides and pigmented composites
05/13/1993CA2082571A1 Yellow inorganic pigment based on lathanide salts and pigmented compositions
05/12/1993CN1020551C Process for foam-floatation of useful component in ore
02/1993
02/16/1993US5186748 Process for the preparation of bismuth vanadate pigments, and novel bismuth vanadate pigments of high color strength
02/09/1993US5185133 Heating ammonium dimolybdate, granulating resulting MOO3, heating in three zones at specific temperature ranges, cooling, granulating
11/1992
11/24/1992CA2069266A1 Layer-type transition metal dichalcogenide with house-of-cards structure
11/17/1992US5164171 Removal of carbonate from caustic sulfide solution
10/1992
10/21/1992CN1065419A Method for making ferromolybdenum alloy powder
10/20/1992US5157174 Ternary molybdenum chalcogenide oxychlorination catalysts
10/20/1992CA1308996C Dynamic high pressure process for fabricating superconducting andpermanent magnetic materials
09/1992
09/10/1992DE4207137A1 Sepg. rhenium from acid soln. contg. molybdenum - using resin or solvent fixing agent which is treated with basic soln. to recover the rhenium
09/07/1992CA2062146A1 Process for separating rhenium from acid solutions containing molybden
07/1992
07/01/1992EP0211084B1 Cell with solid electrolyte
06/1992
06/02/1992US5118478 Extractrion process for removing and recovering metals from aqueous solutions
06/02/1992CA1302383C Transition metal dichalcogenide catalysts
04/1992
04/08/1992EP0479644A1 Catalysts containing copper-molybdenum ternary chalcogenides and use thereof in the oxychlorination of hydrocarbons
04/08/1992CN1016158B Ion exchange technique for separating molybdenum from wolframite solution
04/03/1992CA2052528A1 Oxichlorination catalysts with molybdenum ternary chalcogenides
02/1992
02/18/1992US5089222 Sintering mixture of metal sulfides, metallic molybdenum and molybdenum sulfide in inert gas containing reducing gas; superconductors
02/05/1992CN1015357B Attrition-resistant sulfides in syngas conversions
01/1992
01/21/1992US5082637 Removal of potassium from ammonium molybdate
12/1991
12/17/1991US5073360 Bridge/lamellar metallic oxides
11/1991
11/13/1991CN1014698B Method for producing ammonium molybdate and nickel-ammonium sulphate from molybdenucm-nickel ore
10/1991
10/15/1991CA1290575C Leaching cobalt, molybdenum, nickel, and vanadium from spent hydroprocessing catalysts
10/10/1991DE4109958A1 Molybdenum oxide based substance contg. mixed oxide with arsenic - used for removing arsenic oxide from gas esp. flue gas to prevent pollution and catalyst deactivation
10/08/1991US5055441 Spray-freezing solution of molybdic acid or mixture with tungstic acid, freeze drying, heating
08/1991
08/20/1991US5041347 Lithium anode, electrolyte and cathode (molybdenum, filler metal, chalcogen, and concentration of lithium from zero up, dependent on charge of cell); uniform voltage discharge
08/07/1991EP0439744A1 Method for separating copper impurities from molybdate solutions
08/06/1991US5037705 Shell of molybdenum oxide
06/1991
06/26/1991EP0433450A1 Method of obtaining complex oxides
06/18/1991CA1284884C Molybdenum separation process using resin
06/05/1991EP0430888A1 Process for preparing bismuth vanadate pigments and bismuth vanadate pigments of high tinting strength
06/05/1991CA2004651A1 Hydrocracking of heavy oils
04/1991
04/09/1991CA1282574C Forms of transition metal dichalcogenides
03/1991
03/26/1991US5002740 Process for purifying molybdenum
03/12/1991US4999169 Method for separating tungsten from molybednum
02/1991
02/26/1991US4996108 Sheets of transition metal dichalcogenides
02/12/1991US4992207 Composition for extraction of metal ions and oxanions
02/07/1991DE4002728C1 Sepg. copper from ammonium molybdate - comprises precipitating copper ions using sulphide precipitating agent
01/1991
01/09/1991CN1011137B Removal of molybdenum from sodium tungstate solution by active carbon adsorption process
12/1990
12/27/1990EP0404379A1 Method for recovering solid molybdenum compounds
12/16/1990CA2019147A1 Method for recovering solid molybdenum compounds
12/11/1990US4976779 Oxidation by thermal treatment
12/04/1990US4975340 Process for making a thin molybdenum sulfide film and article
12/04/1990US4975167 Process for production of pure tungstic acid or molybdic acid from impure alkali metal tungstate or molybdate solutions
11/1990
11/20/1990CA1276431C Inorganic compounds based on bismuth vanadate
10/1990
10/30/1990US4966749 Sintering a mixture of metal sulfides, metallic molybdenum and molybdenum sulfide under reduced pressure
10/16/1990US4964016 Group 1a, 2a, yttrium, or lanthanides and a transition metal in a cationic lattice
10/09/1990US4961910 As oxides; digestion with hydrochloric acid or sulfuric acid
10/04/1990WO1990011249A1 Method of obtaining complex oxides
09/1990
09/05/1990EP0258470B1 Method of making blocks of pbxmoysz in the chevrel phase
08/1990
08/16/1990EP0382339A1 Sheets of transition metal dichalcogenides
07/1990
07/05/1990DE3843172A1 Process for extracting molybdenum trioxide (MoO3) from MoS2-containing raw materials
07/03/1990US4939281 Method for recovering solid molybdenum compounds
06/1990
06/20/1990EP0373180A1 Process for increasing the density and improving the homogeneity of chevrel phase powders and chevrel phase wire obtained using said process
06/13/1990CN1008374B Mfr. of an inorganic mo-w yellow dye
06/12/1990US4933139 Uniform high density
05/1990
05/23/1990EP0369143A1 Process for the production of thin molybdenum sulphide films
05/22/1990US4927794 Aqueous, ammonia, ammonium salt, hydrogen peroxide
05/16/1990EP0368380A1 Process for the purification of an aqueous alcaline or ammonium metallate solution including their isopolyanions of the metals chromium, molybden or tungsten
05/16/1990EP0368082A2 Oxygenated molybdenum metal powder and process for its preparation
04/1990
04/17/1990US4917871 Chevrel-phase syntheses and electrochemical cells
04/11/1990CN1041145A Pollutionless molybdenum-precipitating tech from the solution of sodium molybdate
04/06/1990CA2000275A1 Process for the production of thin molybdenum sulfide films
03/1990
03/13/1990US4907731 Dynamic high pressure process for fabricating superconducting and permanent magnetic materials
02/1990
02/13/1990CA1265877A1 Collectors for the froth flotation of mineral values
02/07/1990CN1006689B Recovery of usable mineral from ore by foaming agent composite and foaming flotation
02/01/1990DE3826281A1 Transition metal chalcogenide of the composition MX2, process for the preparation of MX2 material and use thereof
01/1990
01/10/1990EP0350344A1 Layered intercalated metal oxides, and process for their preparation
01/02/1990US4891193 Process for the separation of molybdenum by a resin route
12/1989
12/26/1989US4889665 Process for producing ultrafine particles of ceramics
12/05/1989US4885144 Adding solid magnesium compound, ammonia to dissolve molybdenum, separating insoluble magnesium ammonium arsenate and phosphate
10/1989
10/11/1989EP0335987A1 Process for producing chevrel compounds
09/1989
09/12/1989US4865832 Firing to decompose molybdenum(vi) acetylacetonate, 8-hydroxyquinoline, dioxyacetylacetonate, or diethyldithiocarbamate; oxidation
08/1989
08/29/1989US4861565 Method of separately recovering metal values of petroleum refining catalyst
08/03/1989DE3802236A1 Mixture of material for producing a metal chalcogenide and use of such a mixture
08/01/1989US4853359 Separated by alkali metal layer;
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