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Class Information
Number: 505/441
Name: Superconductor technology: apparatus, material, process > Processes of producing or treating high temperature (tc greater than 30 k) superconductor material or superconductor containing products or precursors thereof > With precipitating from solution
Description: Process in which there is a step of settling small particles out of a liquid suspension by gravity or centrifugal force.

Patents under this class:

Patent Number Title Of Patent Date Issued
7939126 Precursor solutions and methods of using same May. 10, 2011
7722918 Process for the preparation of high temperature superconducting bulk current leads with improved properties and superconducting bulk current leads made thereby May. 25, 2010
7361627 Method of preparing oxide superconducting film Apr. 22, 2008
6586042 Method of preparing oxide superconductor with purified mixed metal trifluoroacetate Jul. 1, 2003
6365555 Method of preparing metal containing compounds using hydrodynamic cavitation Apr. 2, 2002
5981445 Process of making fine ceramic powders from aqueous suspensions Nov. 9, 1999
5869432 Method for producing ceramic superconductor single crystals Feb. 9, 1999
5703021 Process for making high temperature Bi-Sr-Ca-Cu oxide superconductor Dec. 30, 1997
5652199 Method of manufacturing oxide superconductor Jul. 29, 1997
5563117 Copper oxide superconductor, a process for its production, and a copper used therein Oct. 8, 1996
5484766 Preparation of Bi-Pb-Sr-Ca-Cu-O (2223) superconductors Jan. 16, 1996
5457088 Process for the preparation of a semiconductor from an oxalate Oct. 10, 1995
5449660 Method of producing compound oxide by using partly citrating process Sep. 12, 1995
5376594 Low temperature synthesis of YBA2CU308-X and other crystalline oxides Dec. 27, 1994
5304536 Process for making superconductor powder Apr. 19, 1994
5290759 Process for making high temperature superconducting powders Mar. 1, 1994
5262026 Method of manufacturing a device having a superconducting film Nov. 16, 1993
5244872 Method of preparing Pb-Sr-Ca-Ln-Ca-O metal oxide superconductor Sep. 14, 1993
5238914 Process for producing a high-temperature superconductor containing bismuth, strontium, calcium and copper Aug. 24, 1993
5223480 Method of preparation of silver composite high temperature ceramic superconductors by precipitation Jun. 29, 1993
5206215 Process for obtaining precursors for high critical temperature superconductor ceramics comprising a first and second precipitation Apr. 27, 1993
5200390 Co-precipitation process for preparing superconductor powder Apr. 6, 1993
5152973 Synthesis of submicron powders under reduced oxygen pressure Oct. 6, 1992
5149682 Manufacturing method for superconducting ceramics and products thereof Sep. 22, 1992
5147848 Precipitation process for forming Bi-Pb-Sr-Ca-Cu-O superconductors by dissolving nitrate salts in acid and adding a solution of triethylamine and oxalic acid Sep. 15, 1992
5135907 Manufacture of high purity superconducting ceramic Aug. 4, 1992
5122508 Coprecipitation process for preparing raw material powder for Y.sub.1 Ba.sub.2 Cu.sub.3 O.sub.x oxide superconductor Jun. 16, 1992
5106824 Method of manufacturing oxide superconductor and the precursor of the oxide superconductor comprising heat treating in a reducing atmosphere of either hydrogen or carbon monoxide under reduced Apr. 21, 1992
5077265 Co-precipitation synthesis of precursors to bismuth-containing superconductors Dec. 31, 1991
5028585 Superconducting oxide FCC oxide composite compositions and method of making such compositions Jul. 2, 1991
5021397 Synthesis of ceramic superconductor CPO from xenotyme Jun. 4, 1991
5019555 High purity superconducting compositions and methods for their fabrication May. 28, 1991
5011822 Preparation of a uniform mixed metal oxide and superconductive oxides Apr. 30, 1991
5011819 Process using supercritical conditions for producing highly accurate and homogeneous powder mixture useful in fabrication of high quality ceramic superconductors Apr. 30, 1991
5002926 Ceramic composition Mar. 26, 1991
5001107 Method for the preparation of thallium-containing superconducting materials by precipitation Mar. 19, 1991
5001109 Ceramic composition Mar. 19, 1991
4956340 Process for preparing compound metal oxides of yttrium, barium and copper Sep. 11, 1990
4904638 Method of producing superconducting ceramics by co-precipitation of carbonates Feb. 27, 1990
4900715 Method of preparing superconducting "orthorhomibic"-type compounds in bulk using C.sub.1 -C.sub.6 alkanoic acid salts Feb. 13, 1990
4898851 Process for making 90 k superconductors using a spray dried oxalate precursor Feb. 6, 1990
4895832 Coprecipitation method for producing superconducting oxides of high homogeneity Jan. 23, 1990
4886777 Process for preparing compound metal oxides Dec. 12, 1989
4859652 Method for preparation of high temperature superconductors using trichloroacetates Aug. 22, 1989
4839339 Superconductor precursor mixtures made by precipitation method Jun. 13, 1989
4804649 Alkaline oxalate precipitation process for forming metal oxide ceramic superconductors Feb. 14, 1989

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