Patents for C01G 3 - Compounds of copper (3,934)
03/1991
03/05/1991US4997809 Critical temperature
03/05/1991US4997808 Polyester ionomer or alkylcellulose passivation
03/01/1991CA2024062A1 Preparing superconducting ceramic materials
02/1991
02/27/1991EP0414205A2 Methods of manufacturing thin film superconductors and superconductor devices
02/26/1991US4996189 Oxidastion of metal compounds, heating
02/26/1991US4996187 Epitaxial Ba-Y-Cu-O superconductor film
02/21/1991WO1991001942A1 Production of copper compounds
02/20/1991EP0413360A2 High-temperature oxide superconductor
02/20/1991EP0413296A1 Method for thermally spraying of oxide-ceramic superconductive materials
02/20/1991CN1049300A Agglomerates of malachite crystals and method for their preparation
02/19/1991US4994437 Method of manufacturing oxide superconducting films by peritectic reaction
02/12/1991US4992180 Bringing chitosan into contact with aqueous solution containing metal
02/06/1991EP0412007A2 Process for preparing superconducting thin films
02/06/1991EP0412000A1 Process for preparing superconducting thin films
02/06/1991EP0411943A2 Metal oxide 247 superconducting materials
02/06/1991EP0411047A1 Superconducting ceramics by electrodeposition
01/1991
01/29/1991US4988672 Method of forming oxide superconducting layers by solid state diffusion
01/29/1991US4988671 Roasting in molecular oxygen a bimetallic complex, precipitate d from an aqueous solution. Forming inorganic fibers by annea ling Lanthanide and group 2a metal alloys
01/24/1991WO1991000847A1 Oxide superconductor and method of producing the same
01/23/1991EP0409409A2 Superconducting materials
01/23/1991EP0409121A1 Dense superconducting bodies with textured microstructure
01/23/1991CN1048688A Process for producing copper sulfate with ordinary-temp. catalytic oxidation
01/23/1991CN1011294B Process for dressing copper oxide ore
01/16/1991EP0408258A2 Aqueous coprecipitation methods for producing high temperature superconducting materials
01/16/1991EP0408240A2 Flash evaporation method for producing superconductor powder
01/16/1991EP0407941A1 Thin film of Ln2-xcexcuo4-y single crystal and process for producing the same
01/15/1991US4985401 Electric discharge explosion flame spraying
01/15/1991CA2020450A1 Aqueous coprecipitation methods for producing high temperature superconducting materials
01/12/1991CA2020319A1 Flash evaporation method for producing superconducting powder
01/09/1991EP0395714A4 Processes for microemulsion polymerization employing novel microemulsion systems
01/08/1991US4983573 Process for making 90° K. superconductors by impregnating cellulosic article with precursor solution
01/02/1991EP0406006A2 Oxide superconductor
01/02/1991EP0405352A1 Process for producing a ceramic superconducting shaped article
01/01/1991US4981839 Method of forming superconducting oxide films using zone annealing
01/01/1991US4981819 Phase transfer catalyst
12/1990
12/25/1990US4980341 Narrow link joining two areas of superconductive ceramic
12/19/1990EP0403005A2 Method for producing of oxide materials containing alkaline earth metals and coils produced therewith
12/19/1990EP0400057A4 Preparation of superconducting oxides by electrochemical oxidation: anodic superconductors
12/18/1990US4978788 Copper as perchlorate using o-hydroxyaryloximes and branched aliphatic or aromatic alcohols or esters
12/18/1990US4978515 Dispersion of solid, powdered precursor in a fluid polymer, heating to burn off polymer
12/13/1990WO1990015023A1 Oxide superconductor
12/13/1990WO1990015020A2 High-temperature aerosol decomposition process and products produced
12/11/1990US4977109 Process for the preparation of the precursor used in the fabrication of Y--B--CU--O superconductors using a solgel technique
12/05/1990EP0401014A2 Process for preparing superconductive fibers
12/05/1990EP0400311A2 Metal recovery with monothiophosphinic acids
12/05/1990EP0400057A1 Preparation of superconducting oxides by electrochemical oxidation: anodic superconductors
12/04/1990US4975417 Electrophoretically depositing ground ceramic material on electrode substrate
12/04/1990US4975415 Dissolving water soluble salts of akaline earth metals, transition metals, or rare earth metals; atomizing in liquids nitrogen, calcining and annealing to form ceramics
12/04/1990US4975414 Rapid production of bulk shapes with improved physical and superconducting properties
12/04/1990US4974816 Controlling oxidation
12/01/1990CA2017829A1 Process for preparing superconductive fibers
11/1990
11/28/1990EP0399872A1 Ceramic superconducting material, precursor composition and process for preparation thereof
11/28/1990EP0398988A1 SUPERCONDUCTING Bi-Sr-Ca-Cu OXIDE COMPOSITIONS AND PROCESS FOR MANUFACTURE
11/22/1990EP0398503A2 Rare-earth barium copper oxide superconducting materials
11/22/1990EP0398374A2 Method of and apparatus for fabricating oxide superconducting wire
11/22/1990EP0398164A2 Method of fabricating oxide superconducting film
11/22/1990EP0397743A1 New composite material comprising a perowskite-type phase and a nitride phase, process for producing it and electrical assemblies containing it
11/21/1990CN1047069A Alikali cupric carbonate produced by boiling water
11/15/1990WO1990011968A3 COPPER OXIDE OF MIXED VALENCY DERIVED FROM THE STRUCTURE OF PERVSKITE OF TYPE (ACuO3-x)2(A'O)¿2?
11/14/1990EP0397151A2 Oxide superconductor and process for preparing thereof
11/07/1990EP0395714A1 Processes for microemulsion polymerization employing novel microemulsion systems
11/06/1990US4968665 Target used for formation of superconductive oxide film, process of producing thereof, and process of forming superconductive oxide film on substrate using the same
10/1990
10/24/1990EP0394015A2 Methods for producing high temperature superconducting materials
10/18/1990WO1990012425A1 Method for applying a layer of superconducting material and a device suitable therefor
10/18/1990WO1990011969A1 Copper oxide of mixed valency partially replaced by fluorine, the synthesis process and compound containing it
10/18/1990WO1990011968A2 COPPER OXIDE OF MIXED VALENCY DERIVED FROM THE STRUCTURE OF PERVSKITE OF TYPE (ACuO3-x)2(A'O)¿2?
10/18/1990WO1990008731A3 Preparation of a uniform mixed metal oxide
10/17/1990EP0392630A1 Method for applying a layer of superconducting material and a device suitable therefor
10/17/1990CN1046145A Preparation method of copper sulfate
10/09/1990US4962086 Oriented high transition temperature layers on substrates
10/09/1990US4962082 Method of making high tc oxide superconductor particles by adjusting pH value and cationic ratio of admixed solution followed by drying, heating and firming
10/04/1990WO1990011260A1 Dense superconductive bodies with preferred orientation
10/04/1990WO1990011249A1 Method of obtaining complex oxides
10/04/1990DE4009678A1 Thread-wound golf ball - has water centre with added material to change its specific gravity
10/03/1990EP0390470A2 Storage medium, storage method and stored information reading method
10/03/1990EP0389960A1 Dense, superconducting textured bodies
10/03/1990CN1045887A Method for manufacturing superconducting article
09/1990
09/26/1990EP0388754A1 Method for obtaining superconducting oxide ceramic coatings on a substrate by means of a CVD-process
09/26/1990EP0348496A4 Chemical vapor deposition of mixed oxide films
09/19/1990EP0387552A2 Method for manufacturing superconducting article
09/19/1990EP0387525A1 Process for producing a crystal-oriented surface layer from a ceramic high temperature superconductor
09/19/1990EP0387307A1 Chemical reactions in reverse micelle systems
09/18/1990US4957714 Recovering copper from hydroxy oxime extractant
09/13/1990CA2010486A1 Method for manufacturing superconducting article
09/11/1990US4956340 Process for preparing compound metal oxides of yttrium, barium and copper
09/11/1990US4956336 Heat treatment for melting followed by quenching and solidification, annealing in oxygen
09/11/1990US4956335 Superconductivity, multilayer, copper oxide, thin films on substrates
09/11/1990US4956154 Selective removal of chromium, nickel, cobalt, copper and lead cations from aqueous effluent solutions
09/07/1990WO1990009961A1 Process for making superconducting metal oxide compositions
09/05/1990CN1009438B Process for preparing agglomerates of malachite crystals and their application
08/1990
08/29/1990EP0384785A2 Process for preparing superconductive fibers of high density
08/29/1990EP0384784A2 Process for preparing superconductive fibers of high density
08/29/1990EP0384561A2 Noble metal substitution in REBCO superconductors
08/28/1990US4952390 Heating copper compound with oxides of copper, rare earth element and alkaline earth metal; adding oxygen
08/24/1990CA2010618A1 Process for preparing superconductive fibers of high density
08/24/1990CA2010616A1 Process for preparing superconductive fibers of high density
08/23/1990WO1990009344A1 ORIENTED GRAINED Y-Ba-Cu-O SUPERCONDUCTORS HAVING HIGH CRITICAL CURRENTS AND METHOD FOR PRODUCING SAME
08/23/1990CA2010615A1 Process for making superconducting metal oxide compositions
08/16/1990EP0382376A1 Method for the preparation of high purity copper alkoxides
08/16/1990EP0381804A2 Target used for formation of superconductive oxide film, process of producing thereof, and process of forming superconductive oxide film on substrate using the same
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