Patents for C01G 3 - Compounds of copper (3,934) |
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05/12/1993 | CN1020551C Process for foam-floatation of useful component in ore |
05/05/1993 | EP0325659B1 Complex compounds for forming thin film of oxide superconductor and process for forming thin film of oxide superconductor |
05/04/1993 | US5207973 Atomizing drops of aqueous solution by pulsed electric field; forming metal hydroxide; drying |
04/27/1993 | US5206216 Applying laser beam onto target containing components of an oxide superconductive material and depositing particles scattered from the target on a heated base material |
04/27/1993 | US5206215 Process for obtaining precursors for high critical temperature superconductor ceramics comprising a first and second precipitation |
04/27/1993 | US5206213 Depositing ceramic layers on smooth substrate; heat treatment |
04/21/1993 | EP0537363A1 Oxide superconductor and production thereof |
04/20/1993 | US5204318 Alloying lanthanum, copper and barium, shaping, oxidizing to superconductive oxide; noble alloy metals precipitating out as pure metal phase |
04/07/1993 | EP0536034A1 Method for the elaboration of a high critical temperature superconducting material |
04/06/1993 | US5200390 Reacting copper(I) acetate, copper(II) acetate and barium acetate with ammonium carbonate; nucleation of precipitates on yttrium oxide; drying; calcining; homogeneous; fine stoichiometry |
04/06/1993 | US5200387 Mixing fine grained mixed oxide and copper oxide, compaction and heating to form a high density superconductor of elongated crystals having a specified critical temperature |
04/06/1993 | CA1315649C Epitaxial ba-y-cu-o superconductor film |
03/31/1993 | EP0533945A1 Production method for oxide superconductor film |
03/30/1993 | US5198411 Chemical vapor phase method for forming thin films of high temperature oxide superconductors |
03/23/1993 | US5196397 High temperature superconducting ceramic copper oxide perovskite with enhanced upper critical field (Hc2) |
03/23/1993 | CA1314791C Epitaxial ba-y-cu-o superconductor film on perovskite structure substrate |
03/10/1993 | EP0531188A1 Process for producing a conductor of composite metal and high temperature superconductor |
03/10/1993 | EP0530370A1 Process for producing oxide superconductor |
02/25/1993 | DE4127852A1 Very fine metal, oxide or cpd. powder prodn. - by heating organic solvent soln. or suspension of inorganic salt or complex, used e.g. for high temp. superconductor |
02/16/1993 | US5187148 Having tube to enclose plasma nand supply oxygen while laser is applied to oxide target; for high speed, low temperature film formation |
02/10/1993 | EP0414819B1 Method of forming crystallite-oriented superconducting ceramics by electrodeposition and thin film superconducting ceramic made thereby |
02/10/1993 | CN1068798A Process for making cupric sulfate by low temp. air oxidation and dissolution |
01/27/1993 | EP0524586A1 Process for the manufacture of powders for superconductive ceramic materials |
01/26/1993 | US5181993 Process for converting ferrous ions to ferric ions |
01/21/1993 | WO1993001602A1 Method for producing formed bodies of high temperature superconductors having high critical currents |
01/21/1993 | CA2112567A1 Method for producing formed bodies of high temperature superconductors having high critical currents |
01/12/1993 | US5178842 Method for precipitating and separating metals |
01/07/1993 | EP0521765A2 Method for manufacturing superconducting device having a superconducting layer formed of an oxide superconductor and a nonsuperconducting layer formed on the superconducting layer |
01/05/1993 | US5177055 Oxidation of metal salt |
01/05/1993 | US5176843 Composition and use of the composition for the extraction of metals from aqueous solution |
01/03/1993 | CA2070340A1 Method for manufacturing superconducting device having a superconducting layer formed of an oxide superconductor and a nonsuperconducting layer formed on the superconducting layer |
12/30/1992 | CN1067454A Process to produce copper sulfate with copper ore |
12/29/1992 | CA1311905C Process of producing copper hydroxide |
12/23/1992 | CN1067269A Wet process for directly producing cuso4 from delafossite |
12/22/1992 | US5173276 Method for recovery of copper from copper-containing materials |
12/22/1992 | US5173210 Composition and use |
12/22/1992 | CA1311659C Method for metallizing superconducting material onto surface of substrate by use of plasma phenomenon |
12/17/1992 | DE4119360A1 Selective arsenic@ extn. from acid soln. e.g. sulphuric acid contg. copper@ - by using mono or di:organo tin di or tri:carboxylate, di or tri:mercaptide high capacity extractant, for copper@ electrolytic purificn. |
12/16/1992 | EP0518187A2 Method for making a high temperature superconducting device and high temperature superconducting device |
12/15/1992 | CA1311493C Process for the preparation of dialkyldithiocarbamates of multivalent metals |
12/09/1992 | EP0517448A1 Fibrous composite metal hydroxide and process for the production thereof |
12/09/1992 | EP0341274B1 Process for the preparation of metal oxide powders |
12/08/1992 | CA1311162C Formation of film superconductors by metallo-organic deposition |
12/01/1992 | US5168096 Metal alloys and ceramic superconductors |
12/01/1992 | US5168095 Superconducting ceramics |
11/19/1992 | EP0513867A2 Method of manufacturing oxide superconductor |
11/19/1992 | EP0513852A2 Superconductive (La,Sr)Cu(O,F) material |
11/19/1992 | EP0513642A2 Method of making thin polyimide protection layers on ceramic superconductors or high temperature superconductors |
11/17/1992 | CA1310367C Electrochemically controlled superconductivity |
11/12/1992 | WO1992019623A1 Highly reactive form of copper and reagents thereof |
11/11/1992 | CN1018999B Process for producing copper sulfate with ordinary-temp. catalytic oxidation |
11/10/1992 | US5162299 Preparation of superconducting oxide precursor materials by pyrolysis from concentrated nitric acid solution |
11/10/1992 | CA1309904C Method of producing a superconductive oxide layer on a substrate |
10/28/1992 | EP0500533A4 Production of copper compounds |
10/27/1992 | US5158930 Compaction |
10/27/1992 | US5158704 Supercritical fluid reverse micelle systems |
10/20/1992 | US5157017 Melting oxide precursor material, resolidification producing elongate crystallites |
10/15/1992 | WO1992017407A1 Oxide superconductor and production thereof |
10/15/1992 | WO1992017406A1 Production method for oxide superconductor film |
10/15/1992 | DE4111231A1 Dense spherical powders mfd. by modified spraying technique - using high temp. stage after spraying to effect densification |
10/14/1992 | EP0508582A2 A method for forming a material layer in a semiconductor device using liquid phase deposition |
10/06/1992 | US5153172 Method for in-situ prevention of stable barium carbonate formation in high Tc ceramic superconductor including the use of iodine or an iodine containing compound |
10/06/1992 | US5152973 Carbonation of metal salt with quaternary ammonium carbonate recovering by filtration, slurrying, dry-spraying and calcining in presence of oxygen under reduced pressure |
10/01/1992 | WO1992016471A1 Method of making oxide superconductor |
09/30/1992 | EP0506570A2 Method of forming compound oxide superconducting thin film |
09/30/1992 | EP0505551A1 Carbonate-free inorganic nitrates or oxides and process for production thereof |
09/30/1992 | CN1018430B Precipitation of scale-forming materials from solution |
09/23/1992 | EP0505259A2 Superconducting field effect transistor and method for making a multilayer structure used in that transistor |
09/23/1992 | EP0504778A1 Process for obtaining precursors for high temperature superconductor ceramics |
09/22/1992 | US5149684 Production of a superconductor powder having a narrow melting transition width using a controlled oxygen atmosphere |
09/22/1992 | US5149683 Method for producing oxide superconductor |
09/22/1992 | US5149682 Manufacturing method for superconducting ceramics and products thereof |
09/22/1992 | US5149456 Detergent compositions comprising a hydrotalcite-like material for reducing colorant migration |
09/16/1992 | EP0503941A1 Sputtering method for forming superconducting films using water vapor addition |
09/09/1992 | EP0502204A1 Oxide superconductor |
09/09/1992 | EP0345358B1 Target material for forming superconductive film |
09/08/1992 | US5145831 High-tc oxide superconductor and method for producing the same |
09/08/1992 | US5145830 Method for manufacturing thin film oxide superconductors and superconductor devices by x-ray irradiation |
09/02/1992 | EP0500966A1 Oxide superconductor and method of manufacturing said superconductor |
09/02/1992 | EP0500533A1 Production of copper compounds. |
09/02/1992 | CN1064064A Productive technology of powdered copper oxide |
09/01/1992 | US5143895 Electronics |
08/25/1992 | US5142074 Reacting alkali metal alkoxide with copper fluoride; ammoniation, filtration |
08/18/1992 | US5140006 Process for non-destructive heat treatment of spooled silver coated high temperature superconductor |
08/18/1992 | US5140005 Oxide powder having controlled crystal structure, for flame-sprayed coatings |
08/18/1992 | US5140003 Method for manufacturing layers from an oxide-ceramic superconductor material on a substrate using a cvd-process |
08/18/1992 | US5140000 Metal oxide 247 superconducting materials |
08/12/1992 | EP0498566A1 Composite metal hydroxide and its use |
08/12/1992 | EP0498306A1 Method of preparing oxide superconducting material |
08/04/1992 | US5135907 Manufacture of high purity superconducting ceramic |
07/29/1992 | EP0496259A1 High-Tc microbridge superconductor device utilizing stepped edge-to-edge sns junction |
07/28/1992 | US5134117 High tc microbridge superconductor device utilizing stepped edge-to-edge sns junction |
07/22/1992 | EP0495677A1 Oxide superconducting material and process for producing the same |
07/22/1992 | EP0494927A1 Process for making supraconductors |
07/21/1992 | US5132280 Method of producing a superconductive oxide layer on a substrate |
07/15/1992 | EP0494458A1 Composite element for electric connector and method for the fabrication of such an element |
07/15/1992 | EP0294387B1 Method and apparatus for biological processing of metal-containing ores |
07/14/1992 | US5130296 Method of preparing an oxide superconducting thin film on a substrate with a plurality of grooves |
07/14/1992 | CA1305259C2 Crystalline rare earth alkaline earth copper oxide thick film conductor |
07/14/1992 | CA1304928C Superconductive mixed valency copper oxide and process for its preparation |