Patents for C01G 3 - Compounds of copper (3,934)
03/1994
03/03/1994WO1994005019A1 High-temperature superconductor compound thin film and method
03/03/1994WO1994004263A1 Preparation of solid state materials
03/03/1994CA2142701A1 Preparation of solid state materials
03/01/1994US5290761 Heating target below melting point before and during ablation
03/01/1994US5290759 Process for making high temperature superconducting powders
02/1994
02/23/1994EP0583429A1 Highly reactive form of copper and reagents thereof
02/23/1994CN1082512A Method for producing nickel sulfate and cupric sulfate from mixed nickel-copper material
02/23/1994CN1082511A Process and apparatus for treating copper chloride etching waste liquor
02/22/1994US5288697 Coating with a polyamic acid or vapor deposition an anhydrides and a diamines, imidation in the presence of oxygen
02/22/1994CA1327115C Process for preparing superconductive substances
02/22/1994CA1327114C Method for precipitating and separating metals
02/17/1994CA2141566A1 Cubic metal oxide thin film epitaxially grown on silicon
02/16/1994EP0319585B1 Process for forming thin film of oxide superconductor
02/16/1994CN1082241A Process for producing a high-temperature superconductor and moldings formed therefrom
02/16/1994CN1082004A Efficient process to produce alkaline copper carbonate or copper oxide
02/15/1994US5286711 Method of producing oxide superconductor
02/08/1994US5284822 Oxide superconductor and process for producing the same
02/02/1994EP0343233B1 Supercritical fluid reverse micelle separation
02/01/1994US5283233 Method for producing a superconductor layer of YBa2 Cu3 O7 on a sapphire substrate
01/1994
01/25/1994US5281336 Composition and use of the composition for the extraction of metals from aqueous solution
01/12/1994CN1080778A Strongly-linked oxide superconductor and a method of its manufacture
01/06/1994WO1994000606A1 Production of metals from minerals
01/06/1994WO1994000385A1 SUPERCONDUCTING OXIDES BY COPRECIPITATION AT CONSTANT pH
01/06/1994CA2138670A1 Superconducting oxides by coprecipitation at constant ph
12/1993
12/29/1993EP0576284A1 Metal oxide superconducting material and method of manufacturing the same
12/29/1993EP0575968A1 Manufacturing method of an oxide superconductor with high critical current density
12/29/1993EP0452423B1 Preparation of a uniform mixed metal oxide
12/28/1993US5273954 Vapor deposition of a logitudinally continuous oxide superconducting layer of the surface of a flexible ceramics elongated substrate
12/28/1993CA1325512C Method of making a body, and article comprising the body
12/16/1993DE4216545C1 High temp. yttrium barium copper oxide superconductor prodn. - from yttria, hydrated barium hydroxide and copper oxide by two=stage firing process
12/15/1993EP0574113A1 Process and apparatus for treating copper chloride etching waste liquor
12/15/1993EP0573798A2 Process for producing high-temperature superconductor and shaped product thereof
12/14/1993US5270295 Process for preparing superconductors and compositions useful therein
12/14/1993US5270293 Molten salt synthesis of anisotropic powders
12/09/1993WO1993024263A1 Highly reactive zerovalent metals from metalcyanides adapted for preparation of organometallic compounds
12/08/1993EP0573193A1 Method of preparing metal oxide crystal
12/08/1993CN1079207A Process for producing cupric sulfate and fluidizing reactor thereof
12/07/1993US5268353 Filtration of mixed powder; applying magnetic waves
12/07/1993CA1324874C Process for the preparation and the isolation of aromatic nitriles
12/01/1993EP0571885A1 Slip from high temperature super-conductor precursors for the production of green ceramic sheets and processing thereof
11/1993
11/30/1993US5266205 Supercritical fluid reverse micelle separation
11/25/1993WO1993023884A1 Strongly-linked oxide superconductor and a method of its manufacture
11/23/1993US5264412 Laser ablation method for forming oxide superconducting thin films using a homogenized laser beam
11/23/1993US5264284 Fibrous composite metal hydroxide and process for the production thereof
11/16/1993CA1324422C Dense high temperature ceramic oxide superconductors
11/09/1993US5260263 Mixing oxide of copper, rare earth elements and alkaline earth metals with a solution containing organic compounds of these metals, molding into a wire, firing in oxygen
10/1993
10/28/1993WO1993021110A1 Oxide superconductor and production thereof
10/28/1993CA2110913A1 Oxide superconductor and method for producing the same
10/27/1993EP0567159A1 Method of manufacturing an oxide superconductor thin film
10/19/1993US5254695 Substituted triazoles
10/13/1993EP0565415A2 Process for preparing an ingot of high critical temperature superconducting oxide
10/12/1993US5252547 Vapor depositing a halogen-free protective coatings consisting of an oxides, a carbides or a nitrides
10/12/1993US5252545 Dense high temperature ceramic oxide superconductors
10/12/1993US5252544 Oxide superconductor having the formula Pba (M1-x-y Cex Sry)4 Cu3-a Oz where M is at least one rare earth element
10/12/1993US5252390 Superconductive thin film
10/12/1993US5252314 Method for producing coprecipitated multicomponent oxide powder precursors using guanidine oxalate as precipitating agent
09/1993
09/28/1993US5248662 Laser ablation method of preparing oxide superconducting films on elongated substrates
09/28/1993US5248660 Process of preparing yttrium based superconductors
09/28/1993US5248656 Method of making superconductor wires, or capillaries
09/22/1993EP0560941A1 Process for depositing high temperature superconducting oxide thin films.
09/22/1993EP0363435B1 Improved process for making superconductors
09/21/1993CA2063694A1 Ammonia extraction of gold and silver from ores and other materials
09/16/1993WO1993017959A1 Production of transparent cationically homogeneous refractory oxides of nanometer-scale particle size diameters at reduced temperatures
09/14/1993US5244871 N-type oxide superconductor represented by the formula (Ndx (Cey Lz)2 CuO4-d where L is La, Mg or a mixture of alakaline earth elements
09/08/1993EP0559574A1 Process for the preparation of an yttrium-barium-copper-oxide powder (123 phase) for shaping by drawing-laminating
09/07/1993CA2091123A1 Process for preparing a ybacuo powder (phase 123) intended for shaping by drawing and rolling
09/01/1993EP0557951A1 Oxide ceramic superconducting material and production method thereof
08/1993
08/31/1993US5241191 Orthorhombic structure of barium, copper, rare earth oxides; superlattice or weak link for Josephson junction devices
08/25/1993CA2090140A1 Fabrication of superconducting metal-oxide textiles
08/24/1993US5238671 Chemical reactions in reverse micelle systems
08/18/1993EP0555971A1 Process for making superconductors with high critical current densities
08/17/1993US5236890 Hydrolyzing rare earth and alkaline earth metal alkoxides with cupric nitrate trihydrate; shaping; pyrolysis; carbonate-free
08/17/1993US5236874 Method for forming a material layer in a semiconductor device using liquid phase deposition
08/04/1993EP0553593A1 Pinning structures for superconducting films and method for making same
08/03/1993US5232909 Applying sol-gel method, coating by sintering or firing, evaporation under oxygen ions, deposition from a fluoride solution or oxidation after application of fluorides
08/03/1993US5232907 Yttrium-barrium-copper oxide powder and process for manufacturing yttrium-barrium-copper oxide superconducting sintered body
07/1993
07/29/1993CA2081142A1 Pinning structures for superconducting films and method for making the same
07/27/1993US5231076 Process for manufacturing a YBa2 Cu3 Ox superconductor using infiltration-reaction technique
07/22/1993WO1993014023A1 Process for the production of a powder of fine particles and a plant for performing said process
07/20/1993US5229359 Solution and its use to produce superconducting filaments and coatings
07/13/1993US5227365 Fabrication of superconducting metal-oxide textiles by heating impregnated polymeric material in a weakly oxidizing atmosphere
07/06/1993US5225398 Method for forming an oxide superconducting film having different crystal orientation on different regions of a si substrate
06/1993
06/23/1993EP0449890A4 Process for the production of metals, alloys and ceramic materials
06/23/1993EP0341312B1 Paste for forming superconductive ceramic film
06/15/1993US5219829 Process and apparatus for the preparation of pulverulent metal oxides for ceramic compositions
06/09/1993EP0545221A1 Process for the treatment of a superconducting ceramic article of the type (Ln)1Ba2Cu30(7-8)
06/09/1993CN1072961A Method for extracting quality copper sulphate by utilization of multi-impurity low-grade copper oxide ore
06/09/1993CN1021164C Method for metallizing superconducting material onto surface of substrate by use of plasma pheromenon
06/08/1993US5217947 High-temperature superconductors
06/08/1993US5217945 Oxide superconductors and method for producing same
06/08/1993US5217944 Slow heating above melting point, then slow cooling and solidification while applying orienting magnetic field to form seed crystals
06/08/1993US5217943 Process for making composite ceramic superconducting wires
06/02/1993EP0544503A1 Flame-retardant aid, process for the production thereof, and flame-retardant resin composition
06/02/1993EP0544502A1 Anti-microorganism agent and anti-microorganism resin or rubber composition
05/1993
05/30/1993CA2083648A1 Processing of type (ln) 1ba2cu3o7 superconducting ceramic
05/26/1993EP0543585A2 Process for forming an oxide film
05/25/1993CA1318110C Methods for forming complex oxidation reaction products including superconducting articles
05/18/1993US5212148 Method for manufacturing oxide superconducting films by laser evaporation
05/12/1993EP0541329A1 Composite metal hydroxide and process for the production thereof
05/12/1993EP0317643B1 Method of producing oxide superconductor
1 ... 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 ... 40