Patents for C01G 5 - Compounds of silver (991)
10/2003
10/23/2003US20030199653 Preparation of transition metal nanoparticles and surfaces modified with (co)polymers synthesized by RAFT
08/2003
08/21/2003US20030154821 Leaching the silver bullion with nitric acid in oxygen atomsphere, followed by filtration, separating gold bearing residue form silver rich liquor, heating, evaporating water, forming silver nitrate melt, and separating form the residue
07/2003
07/16/2003EP1034234B1 Stabilized particles and methods of preparation and use thereof
07/02/2003EP1324408A1 Positive electrode active material for alkaline cell
05/2003
05/20/2003US6564587 Method of producing an optical fiber by gathering material from a molten bath
05/15/2003US20030091457 Wherein molybdenum encapsulates copper; may be sintered without copper leakage
05/07/2003EP0926256B1 Antibacterial metallic materials and method of production thereof
05/01/2003US20030082450 Mixed oxide containing silver oxide, bismuth oxide
04/2003
04/15/2003US6548168 Stabilized particles and methods of preparation and use thereof
02/2003
02/12/2003CN1396962A Process for refining silver bullion with gold separation
02/11/2003US6517802 Methods of synthesis for nanostructured oxides and hydroxides
01/2003
01/01/2003CN1388995A Positive electrode active material for alkaline cell
12/2002
12/25/2002CN1386707A Process for preparing high-purity silver nitrate crystal
12/12/2002US20020185368 Evaporating acetone from a solution of calix(4)hydroquinone to at 0-20 degees C. to effect crystalization into a self-assembled nanotube; noble metal nanowires formed by a redox reaction of a metal salt inside the cavity of the tube
12/11/2002EP1264919A2 Synthesis of organic nanotubes and synthesis of ultrathin nanowires using same as templates
12/04/2002EP1261750A1 Process for refining silver bullion with gold separation
10/2002
10/22/2002US6468494 The metal is selected from silver, cadmium, bismuth and the metals of atomic number 24-30; reactor contains the metal, nitric acid, and water; reactor is free of added fuming nitric acid
10/15/2002US6465739 Ceramic material having a lattice structure; wherein no observable energy interchange occurs between the current carriers and the lattice; flow of current generates no observable voltage gradient
09/2002
09/05/2002US20020122763 The metal is selected from silver, cadmium, bismuth and the metals of atomic number 24-30; reactor contains the metal, nitric acid, and water; reactor is free of added fuming nitric acid
07/2002
07/04/2002WO2002028529A3 Ion exchanging resins for gold cyanide extraction
05/2002
05/30/2002US20020064497 For producing anodes used in batteries
05/14/2002CA2231076C Process for dividing a silver-matrix htc superconductor multifilament strand, and multifilament strand thereby produced
04/2002
04/11/2002WO2002028529A2 Ion exchanging resins for gold cyanide extraction
03/2002
03/21/2002WO2002023647A1 Positive electrode active material for alkaline cell
03/20/2002CN1340458A Ultrasonic-chemical synthesis process for preparing nm-class metallothio-family compound or phosphide
03/14/2002WO2002020857A1 Method for producing silver having high purity
03/07/2002US20020028053 Optical fiber and method of producing
03/06/2002EP1184339A2 Optical fibre and manufacturing processes for an optical fibre
02/2002
02/05/2002US6344430 Multifilament strand with Ag cladding and a coating of oxygen-permeable ceramic
01/2002
01/22/2002CA2202289C Recovery of zinc from sulphidic concentrates
01/17/2002US20020005086 High density
01/08/2002US6337056 Fixing cyanide complexes on ion exchange resin, etching with hydrochloric-nitric acid, separating chlorides of gold, platinum, palladium, treating with ammonium chloride, precipitating
12/2001
12/19/2001CN1326833A Mo-Cu composite powder
10/2001
10/04/2001EP1138420A2 Molybdenum-copper composite powder
09/2001
09/04/2001US6284165 Methods of strengthening metal halide particles, and improved lamp fill material
08/2001
08/22/2001CN1309090A Nm-class material, process for preparing it from activated carbon and its use
08/02/2001WO2001055462A1 Process for refining silver bullion with gold separation
05/2001
05/02/2001CN1293152A Process and equipment for purifying silver halide as raw material of optical fibre in reaction chlorine gas
05/01/2001US6225007 Nanoscale metal vanadium oxide particles, such as silver vanadium oxide particles, uniform properties, batteries used in implantable cardiac defribulators where it must recharge a capacitor to deliver large pulses of energy in rapid
04/2001
04/04/2001CN1064007C Copper-surface gilding method and copper-board colligraphy and painting made by said method
03/2001
03/06/2001US6197214 Ammonium thiosulfate complex of gold or silver and an amine
01/2001
01/31/2001EP1034234A4 Stabilized particles and methods of preparation and use thereof
12/2000
12/19/2000US6162530 Solution with starting solution, coatomizing solutions, heat treatment and treatment with ultrasound waves
11/2000
11/02/2000WO2000065112A1 Recovery of precious metal values from aqueous ammoniacal thiosulfate leach solutions
11/02/2000CA2367609A1 Recovery of precious metal values from aqueous ammoniacal thiosulfate leach solutions
10/2000
10/24/2000US6136523 Producing thin silver halide grains
09/2000
09/13/2000EP1034234A1 Stabilized particles and methods of preparation and use thereof
08/2000
08/29/2000US6110873 Method of decoupling an HTc superconductive multifilament strand having a silver-based matrix
07/2000
07/11/2000US6086845 From silver nitrate in presence of a sodium salt
04/2000
04/26/2000EP0951372A4 Strengthened metal halide particles and improved lamp fill material and method therefor
03/2000
03/28/2000US6042800 Continuous method of removing impurities from crude silver nitrate
02/2000
02/29/2000US6030600 Silver oxide for use in cells and a process for producing the same
12/1999
12/21/1999US6004740 Water-soluble non-interactive carboxyl polymers for desalting and concentrating silver halide photographic emulsions
10/1999
10/27/1999EP0951372A1 Strengthened metal halide particles and improved lamp fill material and method therefor
10/26/1999US5972442 Used as vaporizable metal halide fill in discharge lamps
10/06/1999CN1045454C Inorganic electric-conductive coating and its preparation
10/05/1999US5961939 Process for recovery of silver from hardening photoprocessing solutions
09/1999
09/21/1999US5955253 Silver iodide fine grain emulsion, lightsensitive silver halide emulsion including the same and silver halide photographic lightsensitive material containing the lightsensitive silver halide emulsion
08/1999
08/17/1999US5939034 Complexing with the quanidyl or the quaternary amine extractants, stripping with aqueous stripping solution and demetallization
07/1999
07/21/1999EP0930536A1 Silver halide photosensitive color photographic material, image forming method, image information forming method
06/1999
06/30/1999EP0926256A1 Antibacterial hardwares and method of production thereof
06/29/1999US5916487 Process for obtaining a photochromic compound and products obtained
05/1999
05/06/1999WO1999021934A1 Stabilized particles and methods of preparation and use thereof
03/1999
03/03/1999EP0899610A1 Water-soluble non-interactive carboxyl polymers for desalting and concentrating silver halide photographic emulsions
03/03/1999CN1209789A Nanostructured oxides and hydroxides and method of synthesis therefor
02/1999
02/16/1999US5871896 Preparation and use of a dimethylamine silver bromide complex as a single source precursor for nucleation of silver bromide crystals
02/09/1999CA1340385C Recovery of precious metals
02/02/1999US5866314 Reacting silver iodide with dimethylamine chloride
01/1999
01/07/1999EP0889317A2 Continuous method of removing impurities from crude silver nitrate
01/05/1999US5856080 Preparation and use of a dimethylamine silver chloride complex as a single source precursor for nucleation of silver chloride crystals
12/1998
12/30/1998EP0816912B1 Process for the production of a photochromic layer
12/29/1998US5853972 Silver halide emulsion, silver halide photographic material and its processing, and methods forming images
12/29/1998US5853691 Silver halides of altered crystal habit or morphology and methods for producing same
12/29/1998US5853686 Calcium carbonates of altered crystal habit or morphology and methods for producing same
12/02/1998EP0881534A1 Preparation and use of a dimethylamine silver bromide complex as a single source precursor for nucleation of silver bromide crystals
12/02/1998EP0881533A1 Preparation and use of a dimethylamine silver chloride complex as a single source precursor for nucleation of silver chloride crystals
12/02/1998EP0881531A1 Preparation and use of a dimethylamine silver chloro-iodide complex as a single source precursor for iodide incorporation of silver chloride crystals
11/1998
11/11/1998EP0876295A1 Nanostructured oxides and hydroxides and methods of synthesis therefor
09/1998
09/30/1998EP0867950A1 Method of decoupling a HTc multifilamentary wire with silver matrix and so produced multifilamentary wire
09/16/1998EP0864923A1 Process for the recovery of silver from hardening photoprocessing solutions
09/16/1998CN1192970A Copper-surface gilding method and copper-board calligraphy and painting made by said method
09/03/1998WO1998038349A1 Antibacterial hardwares and method of production thereof
08/1998
08/11/1998CA2090737C Apparatus and process for the preparation of silver nitrate
08/04/1998US5788937 Method for the recovery of silver value from aqueous solution
06/1998
06/24/1998CN1185667A Silver oxide for cell and mfg. technology thereof
05/1998
05/28/1998WO1998022387A1 Nanostructured oxides and hydroxides and methods of synthesis therefor
05/28/1998CA2243441A1 Nanostructured oxides and hydroxides and methods of synthesis therefor
05/13/1998EP0841303A2 Silver oxide for use in cells and a process for producing the same
05/12/1998US5750461 Silver or silver salt
03/1998
03/04/1998EP0779879A4 Very high temperature and atmospheric pressure superconducting compositions and methods of making and using same
02/1998
02/26/1998WO1998007537A1 Strengthened metal halide particles and improved lamp fill material and method therefor
02/19/1998WO1998006668A1 Silver halides of altered crystal habit or morphology and methods for producing same
02/19/1998WO1998006667A1 Calcium carbonates of altered crystal habit or morphology and methods for producing same
01/1998
01/29/1998WO1998003431A1 Silver chloride particles
01/07/1998EP0816912A1 Process for the production of a photochromic layer
12/1997
12/31/1997WO1997049474A1 Process for the recovery of precious metal values from aqueous ammoniacal thiosulfate leach solutions
12/31/1997CA2256764A1 Process for the recovery of precious metal values from aqueous ammoniacal thiosulfate leach solutions
11/1997
11/26/1997EP0712326A4 Complexation-mediated crystal-forming reactions using complexing agents
10/1997
10/14/1997CA2089545C Silver nitrate produced by a continuous evaporative crystallization process
10/14/1997CA2078691C Process of removing nitrite from a silver nitrate solution
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