| Patents for C22C 5 - Alloys based on noble metals (4,347) |
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| 03/18/1992 | CN1015913B Extraction of silver-cadmium alloy from silver-cadmium oxide |
| 03/17/1992 | US5096866 With copper and iron, carbon powder |
| 03/10/1992 | CA1296883C Internal oxidized ag-sno system alloy electrical contact materials, and manufacturing method thereof |
| 02/18/1992 | US5088923 Alloy for attaching orthodontic bracket to orthodontic pad |
| 02/12/1992 | EP0470262A1 Copper alloy composition |
| 01/29/1992 | CN1058289A Producing method for silver base electric contact head meterial |
| 01/28/1992 | CA1294799C Dental amalgam alloys containing selenium |
| 01/14/1992 | US5080862 Iridium silicon alloy |
| 01/02/1992 | DE4020329A1 Goldlegierung zum schwarz-faerben, behandelte bzw. bearbeitete artikel aus schwarz gefaerbter goldlegierung und verfahren zur herstellung der behandelten bzw. bearbeiteten artikel Gold alloy for black-dyeing, treated or processed items from black-colored gold alloy and process for making the treated or processed items |
| 12/31/1991 | US5076789 Metal-porcelain dental restorations, dental veneers, dental bridges and metal foil for use therein and methods for making dental appliances |
| 12/27/1991 | EP0462617A2 Silver base electrical contact material and method of making the same |
| 12/24/1991 | US5075285 Silver alloy sheathing material for ceramic superconducting wires |
| 12/24/1991 | US5075076 Novel palladium-based alloys containing tin and their use in the glass industry |
| 12/17/1991 | US5073210 Gold alloy |
| 11/13/1991 | EP0455716A1 Palladium alloy containing gold, silver, gallium, germanium and/or lithium and dental restorations utilizing same. |
| 11/13/1991 | CN1056129A Pd-ag substrate alloy material |
| 10/31/1991 | DE4013627A1 Electric switch contact element - with contact layer surface of silver- or gold- contg. palladium alloy |
| 10/26/1991 | CA2034455A1 Iridium silicon alloy |
| 10/22/1991 | US5059255 Containing iron and nickel; heat treatment; blue color |
| 10/16/1991 | CN1014329B Internal oxidized ag-sn system alloy electrical contact materials and manufacturing method thereof |
| 10/09/1991 | CN1055135A Gold soldering flux alloy for fine gold adornment |
| 10/09/1991 | CN1055134A Gold soldering paste for fine gold adornment |
| 09/25/1991 | EP0447820A2 Method of making a composite metal wire |
| 09/25/1991 | EP0447612A2 Method of making a composite metal wire |
| 09/24/1991 | US5051235 Novel palladium-based alloys containing indium bismuth, silver and copper |
| 09/11/1991 | CN1054505A Silver-tin oxide electric contact material and their method of production |
| 09/04/1991 | EP0444045A1 Palladium alloy containing germanium and/or lithium and dental restorations utilizing same |
| 09/04/1991 | CN1054272A Composite welding material and preparing method thereof |
| 09/03/1991 | US5045411 Alloy compositions |
| 09/03/1991 | US5045281 Silver and/or copper electroconductive component and arc-proof component selected from certain metals, their carbides or borides |
| 09/03/1991 | US5045280 Intermetallic compounds |
| 08/24/1991 | WO1991013445A1 Copper alloy composition |
| 08/21/1991 | EP0442150A2 Metal-porcelain dental restorations, dental veneers, dental bridges and metal foil for use therein and methods for making dental appliances |
| 08/15/1991 | CA2028955A1 Metal-porcelain dental restorations, dental veneers, dental bridges and metal foil for use therein and methods for making dental appliances |
| 08/14/1991 | EP0440620A1 Semifinished product for electrical contacts, made of a composite material based on silver and tin oxide, and powder metallurgical process for producing it. |
| 08/13/1991 | US5039479 Silver alloy compositions, and master alloy compositions therefor |
| 08/07/1991 | EP0440340A2 Electrical contact materials and method of manufacturing the same |
| 08/06/1991 | US5037708 Silver palladium alloy |
| 08/06/1991 | US5037496 Cobalt-containing precious metal material for decoration |
| 07/31/1991 | EP0438980A1 Cobalt-containing precious metal material for decoration and process for preparing the same |
| 07/31/1991 | CN1053509A Internal oxidating method of electric contact material and material of producing by such method |
| 07/26/1991 | CA2009671A1 Ag-sno electrical contact materials and manufacturing method thereof |
| 07/24/1991 | EP0437917A2 Internal-oxidation method for production of electrical contact materials |
| 06/26/1991 | EP0124574B1 Method and apparatus for the manufacture of non-allergy creating precious metal objects |
| 06/18/1991 | US5024905 Platinum alloy electrocatalyst |
| 06/11/1991 | US5023144 Silver alloy foil for interconnector for solar cell |
| 06/11/1991 | US5022932 Rapid solidification of metal-metal composites having Ag, Au or Cu atrix |
| 06/04/1991 | US5021214 Indium and aluminum substituted for palladium; improved tint and hardness; silverware |
| 05/29/1991 | EP0428730A1 Ink jet head having heat-generating resistor constituted of non-monocrystalline substance containing iridium, tantalum and aluminum, and ink jet device equipped with said head |
| 05/08/1991 | EP0425679A1 Ink jet head having heat-generating resistor constituted of non-monocrystalline substance containing iridium and tantalum, and ink jet device equipped with said head |
| 05/02/1991 | EP0424775A1 Soldering alloy for dental pieces or for pieces of jewellery |
| 04/30/1991 | US5011554 Ruthenium aluminum intermetallic compounds |
| 04/30/1991 | US5011311 Palladium, copper, gallium, gold, tin, nickel, grain refiners; high strength |
| 04/28/1991 | CA2028628A1 Solder alloy for dental and jewellery components |
| 04/10/1991 | EP0421731A1 PtAl2 intermetallic compounds with additions of copper. |
| 03/20/1991 | EP0417802A1 Hydrogen storage body |
| 03/19/1991 | US5001598 Sinter control additive |
| 03/13/1991 | EP0416143A1 Device for the removal of hydrogen and dissolution of barrier layers |
| 03/12/1991 | CA1281212C Gold colored palladium-indium alloys |
| 03/06/1991 | EP0414709A1 Sintered contact material based on silver for use in power engineering switchgear, in particular for contact pieces in low-voltage switches. |
| 03/05/1991 | US4997723 Metal foil of gold alloy |
| 02/19/1991 | CA1280300C Noble metal alloys having melting intervals above 1500°c |
| 02/13/1991 | EP0412171A1 Non-monocrystalline substance containing iridium, tantalum and aluminum |
| 02/12/1991 | US4993054 Brazed X-ray tube anode assembly |
| 02/12/1991 | US4992297 Castable palladium alloys and their use for making dental restorations, ornaments, and the like |
| 02/06/1991 | EP0411940A2 Electric contact material |
| 01/22/1991 | US4987038 Jewelry |
| 01/08/1991 | US4983574 Composite superconductor |
| 01/08/1991 | US4983230 Boron, solidification, castings, heat treatment, microstructure |
| 01/02/1991 | EP0405044A1 Gold alloy |
| 01/01/1991 | US4981533 Silver, tin, zirconium alloys |
| 12/25/1990 | US4980243 Direct bonding of ceramic parts by a silver alloy solder |
| 12/25/1990 | US4980125 Silver, mixed oxides of tin, bismuth and copper, added to bismuth zirconate or titanate; improved excess temperature behavior; motors, power switches |
| 12/11/1990 | US4977038 Alloying silver and gold; applying electrochemical potential |
| 12/11/1990 | US4976529 Alloy of palladium, gallium, and silver |
| 11/28/1990 | EP0399721A1 Electrical conductors and methods of making them |
| 11/27/1990 | US4973446 Silver alloy compositions |
| 11/20/1990 | US4971759 A silver alloy with one of nickel, iron, cobalt and chromium or one of manganese, titanium, zirconium and silicon |
| 11/20/1990 | US4971754 Forming contacts of silver and tin oxide by reaction of silver nitrate with a strong base and reduction to silver metal |
| 11/13/1990 | US4970128 Iron, copper |
| 10/24/1990 | EP0394037A2 Modification of sintering rates of palladium silver electroding powders |
| 10/20/1990 | CA2012040A1 Modification of sintering rates of palladium silver electroding powders |
| 10/17/1990 | EP0392738A1 Micro- and nano-porous metallic structures |
| 10/14/1990 | CA2014524A1 Micro- and nano-porous metallic structures |
| 10/12/1990 | WO1990013134A1 Platinum-cobalt alloy permanent magnets of enhanced coercivity |
| 10/12/1990 | CA2033067A1 Platinum-cobalt alloy permanent magnets of enhanced coercivity |
| 10/03/1990 | CN1009840B Pt-base alloy for spark plug |
| 09/26/1990 | EP0388973A1 Silver alloy foil for interconnector of solar cell |
| 09/25/1990 | CA1274409A1 Material for faceable dental prostheses |
| 09/12/1990 | EP0386764A2 Platinum alloy electrocatalyst |
| 09/12/1990 | CN1045312A Contact forming meterial for vacuum interrupter |
| 09/11/1990 | CA1273828A1 Energy storage devices and amorphous alloy electrodes for use in acid environments |
| 09/11/1990 | CA1273826A1 Amorphous metal alloy compositions for reversible hydrogen storage |
| 09/05/1990 | EP0385380A2 Contact forming material for a vacuum interrupter |
| 09/05/1990 | CN1045130A Gold marmem able to be shaped and process for manufacturing same |
| 08/31/1990 | WO1990010089A1 New non-monocrystalline substance containing iridium, tantalum and aluminum |
| 08/29/1990 | WO1990009888A1 Ink jet head having heat-generating resistor constituted of non-monocrystalline substance containing iridium, tantalum and aluminum, and ink jet device equipped with said head |
| 08/29/1990 | WO1990009887A1 Ink jet head having heat-generating resistor constituted of non-monocrystalline substance containing iridium, tantalum and aluminum, and ink jet device equipped with said head |
| 08/29/1990 | EP0383776A1 Sheathing of superconducting wires |
| 08/16/1990 | EP0381994A1 Alloy with a high gold content for ornamental uses |