| Patents for B22F 1 - Special treatment of metallic powder, e.g. to facilitate working, to improve properties; Metallic powders per se, e.g. mixtures of particles of different composition (17,388) |
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| 02/20/1990 | US4902450 Multi-element spherical shell generation |
| 02/20/1990 | US4902346 Filler for disintegrating projectile |
| 02/20/1990 | CA1265942A1 Aluminum-based composite product of high strength and toughness |
| 02/14/1990 | EP0354398A2 Iron-based acicular alloy powder, process for its production and its use |
| 02/13/1990 | US4900590 Method for producing aluminum oxide coated iron powder |
| 02/13/1990 | US4900587 Method for producing aluminum oxide coated iron-aluminum alloy powder |
| 02/07/1990 | EP0353843A1 Powder alloy mix and superalloy article repair method |
| 02/07/1990 | EP0190286B1 Hollow microspheres made from dispersed particle compositions and methods and apparatus for producing them |
| 02/06/1990 | US4898749 Method for producing aluminum oxide coated cobalt powder |
| 02/06/1990 | US4898625 Mixing magnetic intermetallic powder and rapidly quenched alloy powder, sintering |
| 02/06/1990 | US4898612 Friction-actuated extrusion of rapidly solidified high temperature Al-base alloys and product |
| 01/30/1990 | CA1264905A1 Hollow microspheres made from dispersed particle compositions |
| 01/25/1990 | DE3824993A1 Process for producing porous, permeable structural components from a pulverulent or granular starting material |
| 01/23/1990 | EP0340296A4 Method of repairing damages in superalloys. |
| 01/23/1990 | CA1264508A1 Liquid phase bonded amorphous materials and process for preparation thereof |
| 01/16/1990 | US4894090 Iron with carbides, nitrides, silicides or borides |
| 01/16/1990 | US4894088 Reinforcement, fibers |
| 01/09/1990 | US4892582 Gold alloy powder |
| 01/08/1990 | EP0340257A4 Mechanically plated coatings containing lubricant particles. |
| 01/08/1990 | EP0336944A4 Copper-tungsten metal mixture and process. |
| 01/02/1990 | US4891068 Leaf-shaped |
| 01/02/1990 | US4890783 Ceramic-metal joining |
| 12/28/1989 | WO1989012887A1 Process for treating metal particles against corrosion and the particles thereby obtained |
| 12/27/1989 | EP0347668A2 Fine-grained, high-purity earth acid metal powders, process for their production and their use |
| 12/19/1989 | US4888216 Copper powder for electroconductive paints and process for production thereof |
| 12/19/1989 | US4888135 Oxidation resistance, storage stability |
| 12/13/1989 | EP0345921A2 Powder additives for coating materials or for plastics |
| 12/13/1989 | EP0345795A1 Process and apparatus for coating fine powders |
| 12/13/1989 | CN1005732B W-ce electrode material, preparation technology and uses thereof |
| 12/06/1989 | EP0211031B1 Interrupter/isolator |
| 12/05/1989 | US4885214 Composite material and methods for making |
| 12/05/1989 | US4885132 Pressing mixed powders, then sintering; titanium with iron, nickel or cobalt as binders |
| 12/05/1989 | US4885032 Phosphate coating gives brightness and corrosion resistance |
| 12/05/1989 | US4885028 Agglomerated particles of tungsten with iron, nickel, binder are devolatilized, entrained in gas, partially melted, cooled |
| 11/29/1989 | EP0343957A2 A surface-treated magnetic powder and a moldable permanent magnet composition containing the same |
| 11/29/1989 | EP0343836A1 Particulate material useful in an electroconductive body and method of making such particles |
| 11/23/1989 | EP0342296A1 Forming and sintering a powder mixture containing Al or Cu |
| 11/23/1989 | DE3816337A1 Porous metal object, method for the production of a porous metal object of this kind and the use of a porous metal object of this kind |
| 11/21/1989 | US4882224 Magnetic particles, method for making and electromagnetic clutch using same |
| 11/21/1989 | US4881985 Method for producing anisotropic RE-FE-B type magnetically aligned material |
| 11/21/1989 | US4881465 Particles of ferrotungsten alloy suspended in lead alloy matrix; low lead concentration |
| 11/15/1989 | EP0341835A1 Method of oxide removal from metallic powder |
| 11/14/1989 | US4880605 Gas dispersion shroud for high temperature processing of powders |
| 11/14/1989 | US4880460 Powder metallurgy high speed tool steel article and method of manufacture |
| 11/14/1989 | CA1262831A2 Dispersion strengthened extruded metal products substantially free of texture and a die for producing same |
| 11/14/1989 | CA1262830A1 Dispersion strengthened extruded metal products substantially free of texture and a die for producing same |
| 11/08/1989 | EP0340300A1 High temperature metal alloy mixtures for filling holes and repairing damages in superalloy bodies |
| 11/08/1989 | EP0340296A1 Method of repairing damages in superalloys |
| 11/08/1989 | EP0340257A1 Mechanically plated coatings containing lubricant particles |
| 11/08/1989 | CN1036991A Semi-finished product for making electric contacts, made of composite material based on silver and tin oxide and powder-metallurgical process of producing semi-finished product |
| 11/07/1989 | US4879261 Ceramics, dielectrics, silica, zinc borate flux |
| 11/07/1989 | US4878958 Method for preparing rare earth-iron-boron permanent magnets |
| 11/02/1989 | EP0339914A1 Process for producing finely divided spherical metal powders |
| 11/02/1989 | EP0339767A2 Method and apparatus for making flakes of RE-Fe-B-type magnetically-aligned material |
| 11/02/1989 | EP0339366A1 Process for preparing a metal-metalloid powder with a very fine to nanocrystalline structure |
| 11/01/1989 | CN1036800A Compositions for production of molded articles |
| 10/31/1989 | US4877640 Method of oxide removal from metallic powder |
| 10/24/1989 | US4876305 Curable mixture of epoxy resin, aminosilane or polyaminosilane, and epoxysilane; protective coatings |
| 10/19/1989 | WO1989009670A1 Solid state method for production of high performance metal alloys |
| 10/19/1989 | DE3909384A1 Semi-finished part for electrical contacts comprising a composite material based on silver/tin oxide and a powder metallurgical process for the production thereof |
| 10/18/1989 | EP0337517A1 Metal fibers obtained by bundled drawing |
| 10/18/1989 | EP0336944A1 Copper-tungsten metal mixture and process |
| 10/18/1989 | EP0226575B1 Inhomogenous sintered body |
| 10/18/1989 | CN1036352A Fiber manufacturing method and apparatus therefor |
| 10/11/1989 | EP0336733A2 Compositions for production of molded articles |
| 10/10/1989 | US4873148 A core of metals, metal alloys, ceramics, ceramic glasses and a coating of relative ductility and /or malleable metallic powder material |
| 10/10/1989 | US4872905 Capturing sputtered metallic particles in high molecular weight, low vapor pressure oil |
| 10/05/1989 | WO1989009478A1 Semifinished product for electrical contacts, made of a composite material based on silver and tin oxide, and powder metallurgical process for producing it |
| 10/03/1989 | US4871790 Colloidal metals in monomers or polymers |
| 10/03/1989 | US4871394 Sintered metal friction facing |
| 09/27/1989 | EP0334505A1 A composite material and methods for making |
| 09/26/1989 | CA1261651A1 Blast material for mechanical plating and continuous mechanical plating using the same |
| 09/21/1989 | WO1989008516A1 Fine metal powder and method of producing same |
| 09/21/1989 | WO1989006287A3 Aluminum based metal matrix composites |
| 09/21/1989 | DE3907022A1 Process for producing sintered parts from fine metal or ceramic powders |
| 09/19/1989 | US4868073 Highly active catalyst and highly active electrode made of this catalyst |
| 09/19/1989 | US4868066 Lubricant particles embedded in metal coating |
| 09/19/1989 | US4868034 Non-oxidizing copper thick film conductors |
| 09/19/1989 | US4867809 Rare earth metal, iron, obron, flattening isotropic powders |
| 09/19/1989 | US4867788 Powder metallurgy process |
| 09/19/1989 | CA1259504A1 Conductive compositions and conductive powders for use therein |
| 09/06/1989 | EP0331541A1 Apparatus for modifying the quality of metal powder or ceramic powder |
| 09/06/1989 | EP0331055A1 Methods for producing a resinbonded magnet |
| 09/06/1989 | EP0331009A1 Low oxygen content fine spherical particles and process for producing same by fluid energy milling and high temperature processing |
| 09/05/1989 | US4863510 Reduction process for preparing copper, silver, and admixed silver-palladium metal particles |
| 09/05/1989 | CA1259066A1 Rotary mill with charging system |
| 08/24/1989 | WO1989007583A1 Reaction injection molding of ceramic greenbodies |
| 08/24/1989 | WO1989007502A1 Pyrolysis of metal carbonyl |
| 08/23/1989 | EP0329475A2 Mouldable composition |
| 08/22/1989 | US4859412 Method of producing alloyed powders for dental amalgams |
| 08/22/1989 | US4859364 Conductive paste composition |
| 08/22/1989 | US4859237 Hydrometallurgical process for producing spherical maraging steel powders with readily oxidizable alloying elements |
| 08/16/1989 | EP0327828A2 Resistance masses for firing under nitrogen |
| 08/16/1989 | EP0327816A2 Non-oxidizable copper thick film conductor |
| 08/16/1989 | EP0327805A2 Dental filling material and process for its preparation |
| 08/16/1989 | EP0170651B1 Metal modified dispersion strengthened copper |
| 08/15/1989 | US4857233 Nickel particle plating system |
| 08/15/1989 | US4857118 Method of manufacturing a permanent magnet |
| 08/15/1989 | US4857108 Cutting tools; titanium |
| 08/08/1989 | US4855101 Sinter-fusing particles, precoating with material of specific a,b-transition temperature |