| Patents for C22C 27 - Alloys based on rhenium or a refractory metal not mentioned in groups or (3,486) |
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| 06/05/1990 | CA2002635A1 Hafnium containing high temperature alloy |
| 06/05/1990 | CA2002633A1 Hafnium containing niobium, titanium, aluminum high temperature alloy |
| 06/05/1990 | CA2002632A1 Chromium containing high temperature alloy |
| 05/23/1990 | EP0369114A1 Process for manufacturing alloyed tungsten rods |
| 05/09/1990 | EP0366709A1 Corrosion resistant tantalum and tungsten alloys |
| 05/09/1990 | CN1007911B Processing method and installation used for production of tungsten-cerium electrode material |
| 05/08/1990 | US4923673 Compaction and sintering with lanthanum oxide; low energy; workability |
| 04/25/1990 | CN1041556A Rare earth tungsten electrode material and its production method |
| 03/21/1990 | CN1007281B Gearing for mining machine |
| 03/13/1990 | US4908182 Tungsten, transition metal element, rare earth or actinide element, silicon, boron, germanium, or aluminum |
| 02/27/1990 | US4904546 Material system for high temperature jet engine operation |
| 01/30/1990 | US4897117 Hardened penetrators |
| 01/08/1990 | EP0336944A4 Copper-tungsten metal mixture and process. |
| 01/03/1990 | EP0349446A1 Process for directly forming and for optimizing the characteristics of armour-piercing projectiles made of high-density tungsten alloys |
| 01/03/1990 | EP0348858A1 Metal coating for environmental protection of refractory metal components of jet engines |
| 12/13/1989 | EP0345599A1 Low density high strength alloys for use at high temperatures |
| 12/13/1989 | CN1005732B W-ce electrode material, preparation technology and uses thereof |
| 12/05/1989 | US4885031 Fine grain tungsten heavy alloys containing additives |
| 11/21/1989 | US4882519 Discharge electrode material composed of yttrium and rhenium or ruthenium |
| 11/14/1989 | US4880482 Highly corrosion-resistant amorphous alloy |
| 11/01/1989 | CN1036802A Processing method and installation used for production of tungsten-cerium electrode material |
| 10/31/1989 | US4876893 A base plate of dielectrics and coated with thin alloy film of nonmagnetic substance |
| 10/18/1989 | EP0336944A1 Copper-tungsten metal mixture and process |
| 10/04/1989 | EP0334981A1 Discharge electrode material |
| 09/12/1989 | US4865644 Superconducting niobium alloys |
| 08/22/1989 | US4859257 Additives of silicon and metal oxides |
| 08/10/1989 | WO1989007159A1 Metallic object, in particular gas turbine blade with protective coating |
| 08/09/1989 | EP0326713A1 Improved tungsten nickel iron alloys |
| 07/18/1989 | US4849205 Hydrogen storage hydride electrode materials |
| 07/12/1989 | EP0323628A1 Fine grain tungsten heavy alloys containing additives |
| 07/11/1989 | US4846885 High molybdenum nickel-base alloy |
| 07/05/1989 | CN1033651A Heavy tungsten-nickel-iron alloys with very high mechanical characteristics and process for production of said alloys |
| 07/04/1989 | CA1256671A1 Heat recovery from concentrated sulfuric acid |
| 06/13/1989 | US4839085 Method of manufacturing tough and porous getters by means of hydrogen pulverization and getters produced thereby |
| 06/06/1989 | US4836849 Oxidation resistant niobium alloy |
| 05/09/1989 | US4828656 High performance electrodeposited chromium layers |
| 05/02/1989 | CA1253361A1 Means for maintaining the vacuum in the vacuum jacket of thermally insulated vessels |
| 04/26/1989 | EP0313484A1 Tungsten-nickel-iron high-density alloys with very high mechanical properties, and process for manufacturing these alloys |
| 04/06/1989 | WO1989002803A1 Copper-tungsten metal mixture and process |
| 03/08/1989 | EP0305766A2 Discontinuous fiber and particulate reinforced refractory metal composite |
| 02/22/1989 | EP0304181A1 High density tungsten-nickel-iron-cobalt alloys having improved hardness, and method for making them |
| 02/22/1989 | EP0303957A1 Corrosion resisting alloy and corrosion resisting member |
| 02/22/1989 | EP0172852B1 High temperature resistant molybdenum alloy |
| 02/22/1989 | CN1031258A Moulding stock of molybdenum-based metall-ceramic used for hot rolling |
| 02/22/1989 | CN1031257A Process for reduction of dispersion of mechanical characteristic values of tungsten-nickel-iron alloy |
| 01/31/1989 | CA1249454A1 Hydrogen storage materials and methods of sizing and preparing the same for electrochemical applications |
| 01/24/1989 | US4799977 Alloys of group 5b metals and metals of group 4b and/or 6b; surface hardness; wear, corrosion and heat resistances |
| 12/28/1988 | EP0297061A2 Vacuum insulated superconducting electrical conductor employing a getter device |
| 12/28/1988 | EP0297001A1 Process for decreasing the range of values of the mechanical characteristics of tungsten-nickel-iron alloys |
| 12/15/1988 | WO1988009827A1 Corrosion resistant tantalum and tungsten alloys |
| 12/15/1988 | DE3718778A1 Alloy and use thereof |
| 11/29/1988 | US4788627 Of tungsten, copper, and nickel |
| 11/22/1988 | US4786468 Corrosion resistant tantalum and tungsten alloys |
| 11/02/1988 | EP0288678A2 Oxidation resistant niobium alloy |
| 10/11/1988 | US4776899 Method of fabricating multifilament superconductors |
| 10/05/1988 | EP0285130A1 Sputtering target |
| 09/14/1988 | CN87101772A High melting contact alloy for electrical switch |
| 09/06/1988 | CA1241554A1 Wear-resistant amorphous materials and articles and process for preparation thereof |
| 08/31/1988 | CN88100717A High performance electrodeposited chromium layers |
| 08/30/1988 | US4767470 Heat treating; magnetism |
| 08/17/1988 | EP0278044A1 High performance electrodeposited chromium layers |
| 08/16/1988 | US4764435 Brazing |
| 08/16/1988 | US4764225 Nickel based; oxidation and corrosion resistance; protective aluminum-rich surface oxide |
| 08/11/1988 | WO1988005834A1 High performance electrodeposited chromium layers |
| 08/09/1988 | US4762559 High density tungsten-nickel-iron-cobalt alloys having improved hardness and method for making same |
| 08/09/1988 | CA1240177A1 Hydrogen storage materials of zirconium-chromium-iron and optionally titanium alloys characterized by zrcr.sub.2 stoichiometry |
| 08/02/1988 | CA1239810A1 Mo-ti members with non-metallic sintering aids |
| 07/27/1988 | EP0275580A1 Molybdenum base alloy and lead-in wire made therefrom |
| 07/05/1988 | US4755712 Molybdenum base alloy and lead-in wire made therefrom |
| 05/10/1988 | US4743513 Wear-resistant amorphous materials and articles, and process for preparation thereof |
| 03/01/1988 | US4728493 Chromium based corrosion resistant hard-facing alloy |
| 01/21/1988 | DE3621569A1 Chromium-aluminium-iron alloy thin strip mfr. - used as catalyst support material by rapidly cooling on moving surface |
| 01/19/1988 | CA1231561A1 Hard metal composition |
| 01/19/1988 | CA1231559A1 Iron-base alloy materials having excellent workability |
| 01/05/1988 | US4717551 Low activation temperature |
| 01/05/1988 | US4717538 Isothermal forging dies |
| 12/23/1987 | EP0249792A1 Use of a nickel alloy containing chromium |
| 12/17/1987 | WO1987007650A1 Target made of highly pure metallic tantalum and process for its production |
| 12/09/1987 | EP0248258A2 Improved heat sink device using composite metal alloy |
| 11/17/1987 | CA1229204A1 Wear and corrosion resistant coatings and method for producing the same |
| 10/20/1987 | US4701226 Corrosion resistant amorphous chromium-metalloid alloy compositions |
| 10/15/1987 | DE3701212A1 Tungsten electrode material |
| 10/13/1987 | US4700224 Method of image processing for the measurement of tool wear |
| 09/29/1987 | US4696703 Corrosion resistant amorphous chromium alloy compositions |
| 09/03/1987 | DE3643571A1 Wear-resistant tungsten electrode material for TIG welding |
| 08/11/1987 | CA1225205A1 High strength, wear and corrosion resistant coatings and method for producing the same |
| 08/11/1987 | CA1225204A1 Wear and corrosion resistant coatings applied at high deposition rates |
| 07/29/1987 | CN87100348A Method for manufacture of mo-iron from mo ore |
| 07/07/1987 | US4678718 Nonradioactive |
| 06/30/1987 | CA1223551A1 Composite electrode of uo.sub.2-w, gd.sub.2 o.sub.3 (ceo.sub.2)-mo, zro.sub.2 (y.sub.2o.sub.3)-w, ceo.sub.2-mo |
| 06/24/1987 | CN85109070A Making method of niobium alloy |
| 06/09/1987 | CA1222646A1 Metallic glasses having a combination of high permeability, low coercivity, low ac core loss, low exciting power and high thermal stability |
| 04/21/1987 | CA1220613A1 Hydrogen storage materials of hyperstoichiometric alloys |
| 04/14/1987 | US4657735 Mo-Hf-C alloy composition |
| 03/04/1987 | CN85106080A Gearing for mining machine |
| 02/04/1987 | EP0210779A1 Corrosion resistant amorphous chromium alloy compositions |
| 01/21/1987 | EP0209341A1 Corrosion resistant amorphous cromium-metalloid alloy compositions |
| 01/14/1987 | CN86104791A Corrosion resistant amorphous chromium alloy compostions |
| 01/14/1987 | CN86104544A Corrosion resistant amorphous chromium-metalloid alloy composition |
| 12/17/1986 | EP0204909A1 Electrode material for a spar gap assembly |