Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6777076 | Graphite-coated shaped body made of sintered silicon carbide | Hubert Thaler, Armin Kayser | 2004-08-17 |
| 6531423 | Liquid-phase-sintered SiC shaped bodies with improved fracture toughness and a high electric resistance | Lorenz Sigl, Thomas P. Kempf, Georg P. Victor | 2003-03-11 |
| 5762895 | Bearing material of porous SIC having a trimodal pore composition | Anton Katheininger, Michael Fundus, Jochen Greim | 1998-06-09 |
| 5543370 | Composite materials based on boron carbide, titanium diboride and elemental carbon and processes for the preparation of same | Lorenz Sigl, Hubert Thaler | 1996-08-06 |
| 5505899 | Process for producing bodies based on boron carbide by pressureless sintering | Lorenz Sigl, Hubert Thaler | 1996-04-09 |
| 5372979 | Composite materials based on titanium diboride | Lorenz Sigl, Thomas Jungling, Rainer Oberacker, Fritz Thuemmler | 1994-12-13 |
| 5045512 | Mixed sintered metal materials based on borides, nitrides and iron binder metals | Dietrich Lange, Lorenz Sigl | 1991-09-03 |
| 4970036 | Process for producing green compacts by molding sinterable ceramic mixtures based on silicon nitride | Hubert Thaler, Dietrich Lange | 1990-11-13 |
| 4908173 | Process for preparation of dense molded bodies of polycrystalline aluminum nitride without use of sintering aids | Wolfgang Grellner, Klaus Hunold, Max Mohr, Alfred Lipp | 1990-03-13 |
| 4803183 | Dense molded bodies of polycrystalline aluminum nitride and process for preparation without use of sintering aids | Wolfgang Grellner, Klaus Hunold, Max Mohr, Alfred Lipp | 1989-02-07 |
| 4614724 | Polycrystalline sintered compacts based on europium hexaboride and process for their manufacture | Heinrich Knoch, Alfred Lipp, Eckhart Bechler | 1986-09-30 |
| 4564601 | Shaped polycrystalline silicon carbide articles and isostatic hot-pressing process | Jochen Kriegesmann, Klaus Hunold, Alfred Lipp, Klaus Reinmuth | 1986-01-14 |
| 4524138 | Substantially pore-free sintered polycrystalline articles of .alpha.-silicon carbide, boron carbide and free carbon and process for their manufacture | Klaus Reinmuth, Klaus Hunold, Franz Isemann | 1985-06-18 |
| 4230497 | Dense sintered shaped articles of polycrystalline .alpha.-silicon carbide and process for their manufacture | Alfred Lipp | 1980-10-28 |