Patents for C01G 25 - Compounds of zirconium (4,186)
08/1983
08/31/1983EP0087322A1 Methods for the determination of sulphur and carbon in fluids
08/23/1983CA1152283A1 Process for producing chloride of elements of group iii, iv or v of periodic table
08/16/1983US4399118 Process of recovering anhydrous zirconium tetrafluoride
07/1983
07/26/1983US4395384 Process for treating zircon
06/1983
06/21/1983US4389385 Production of porous gels and ceramic materials
06/01/1983EP0079968A1 Method for treating a waste gas from chlorination furnace
05/1983
05/25/1983EP0079458A1 Process for the production of basic zirconium carbonate
04/1983
04/26/1983US4381287 Separation of zirconium and uranium
04/05/1983CA1143927A1 Sintering method of zirconia
03/1983
03/17/1983WO1983000869A1 Lead-containing composite metal oxide precursor composition, and process for its preparation
02/1983
02/15/1983US4374117 Excess barium oxide and zirconium oxide in sodium and/or potassium hydroxide solvent by heating
01/1983
01/25/1983US4370393 Solid electrolytes
01/11/1983US4368072 Iodide cell vapor pressure control
12/1982
12/21/1982US4365011 Process for preparing pieces composed of solid electrolyte based on stabilized zircon and to pieces obtained by this process
12/09/1982WO1982004199A1 Method for treating a waste gas from chlorination furnace
12/01/1982EP0065863A2 Method of producing ceramic-forming metal hydroxide and oxide powders
11/1982
11/23/1982US4360507 Sodium zirconium carbonate compound and the method of its preparation
10/1982
10/27/1982EP0063555A2 Chlorinator furnace and method for producing tetrachloride of such metals as titanium and zirconium
08/1982
08/17/1982US4344904 Sintering method of zirconia
05/1982
05/18/1982US4330509 Precipitation of zirconium with tartaric acid
04/1982
04/27/1982US4327062 Process for producing chloride of elements of Group III, IV or V of Periodic Table
02/1982
02/03/1982EP0045270A1 Process for separation of zirconium- and hafnium tetrachlorides from a mixture comprising such chlorides and apparatus therefor
01/1982
01/13/1982EP0043601A1 Process for the preparation of zirconium tetrafluoride
12/1981
12/08/1981CA1113689A1 Method for superheating gases
11/1981
11/18/1981EP0039746A1 Process for treating zircon
10/1981
10/06/1981US4293535 Sodium or potassium chloride
10/06/1981US4293534 Molten salt synthesis of alkaline earth titanates, zirconates and their solid solutions
09/1981
09/29/1981CA1109644A1 Process for the manufacture of zirconium oxide from technical calcium zirconate
09/02/1981EP0034897A1 Process for producing chlorides of elements of group III, IV or V of periodic table
08/1981
08/26/1981EP0034513A1 Process for producing stabilized zirconia based solid electrolyte bodies, and bodies obtained by this process
08/25/1981CA1107480A1 Acid and zirconium content extraction process from pickling solutions
08/11/1981US4283377 Treating zirconium sulfate with alkali or ammonium carbonate or hydrogen carbonate, dissolving in hydrochloric acid, and precipitating
05/1981
05/19/1981US4268485 Process for the separation of radioactive impurities of baddeleyite
04/1981
04/28/1981CA1099893A1 Sodium zirconium carbonate compound and the method of its preparation
04/08/1981EP0026666A1 Method of producing sintered zirconia article
03/1981
03/17/1981US4256718 Sodium zirconium carbonate compound and the method of its preparation
03/17/1981US4256463 Preparation of zirconium oxychloride
02/1981
02/10/1981CA1095572A1 Electrothermal fluidized bed furnace
02/10/1981CA1095495A1 Process for the production of titanium trichloride catalyst
01/1981
01/20/1981CA1093829A1 Chlorination of titanium slags
01/06/1981US4243649 Process for the manufacture of zirconium oxide from technical calcium zirconate
12/1980
12/30/1980US4242312 Removal of sodium sulfate from a sulfate-containing sodium chloride solution in a process for separating zirconium and hafnium
11/1980
11/04/1980US4231994 Separation of zirconium from hafnium by solvent extraction
07/1980
07/08/1980CA1081197A1 Barium oxide control zirconia particle for use in an oxygen extractor
05/1980
05/27/1980US4205051 Stabilized zirconia for oxygen ion-conductive solid electrolyte
05/14/1980EP0010857A2 Layered or amorphous organometallic inorganic polymers and their use
05/13/1980US4202862 By controlling temperature and ph
04/1980
04/30/1980EP0010366A1 Solid organometallic inorganic polymers and their application
04/29/1980US4200612 Process for recovering acids and zirconium contained in pickling solutions
04/17/1980WO1980000704A1 Layered or amorphous organometallic inorganic polymers
04/17/1980WO1980000703A1 Solid organometallic inorganic polymers
11/1979
11/13/1979CA1066174A1 Method for producing compound thin films
10/1979
10/03/1979EP0004403A1 A sodium zirconium carbonate compound and the method of its preparation
08/1979
08/07/1979CA1059730A2 Production of pigment of the formula catizr309
07/1979
07/17/1979CA1058381A1 Production of pigment of the formula catizr3o9
07/03/1979US4160118 Method and apparatus for superheating gases
06/1979
06/19/1979US4158695 Electrothermal fluidized bed furnace
05/1979
05/01/1979US4152281 Molten salt synthesis of lead zirconate titanate solid solution powder
04/1979
04/10/1979US4148812 Reacting amino acid salt with ziroconium salt
03/1979
03/20/1979US4145403 Arc heater method for producing metal oxides
02/1979
02/20/1979US4140771 Precipitation of hydroxides, washing with polar and nonpolar solvents, calcining
11/1978
11/14/1978CA1042179A1 Production of zirconium carbonate
10/1978
10/03/1978US4118464 Process for separating silica from silicate-bearing materials
06/1978
06/27/1978US4097430 Aqueous polymeric dispersions made thixotropic by certain ammonium or potassium zirconium carbonates
06/27/1978CA1033537A1 Separation process of zirconium and hafnium tetrachlorides and their mixtures
05/1978
05/30/1978US4092264 From barium peroxide
03/1978
03/07/1978US4078039 Recovering titanium
01/1978
01/10/1978US4067953 Process for upgrading ores containing baddeleyite
12/1977
12/27/1977US4065544 Finely divided metal oxides and sintered objects therefrom
12/06/1977US4061720 Preparation of ammonium and potassium zirconium carbonates
11/1977
11/15/1977US4058430 Method for producing compound thin films
09/1977
09/20/1977US4049891 Compositions for fast alkali-metal-ion transport
09/13/1977US4048290 Process for the production of finely-divided metal and metalloid oxides
08/1977
08/16/1977US4042672 Process for preparing carbonated zirconium oxide hydrate
06/1977
06/07/1977US4028390 Reacting aluminum compounds with a zirconium compound
05/1977
05/17/1977US4024068 Process for separating ceramics of uranium and plutonium from zirconium by hydriding and mixtures thereof
05/03/1977US4021531 Process for the separation of zirconium and hafnium tetrachlorides from mixtures thereof
06/1976
06/15/1976US3963630 Lead zirconate-titanate powder of particle sizes between 0.02 and 0.2 micron, process for producing same, and high-density piezoelectric ceramics made of powder
06/01/1976US3961026 Method of producing basic zirconium carbonate
05/1976
05/25/1976US3959447 From zirconium oxychloride and ammonium or potassium carbonate
05/25/1976US3959006 Neodymium)-(calcium, strontium or magnesium)-(zirconium or tin)-oxygen
05/11/1976US3956461 Orthorhombic rare earth Hf and Zr sulfides and selenides
05/11/1976US3956226 Pigmented composition
03/1976
03/30/1976US3947557 Antiperspirants
03/30/1976US3947556 Zinc complexes of basic aluminum chlorides and methods of making same
01/1976
01/13/1976US3932313 Barium titanate, barium zirconate
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