Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6573210 | Metal-ceramic formed body and process for producing it | Silvia Schicker, Daniel Garcia, Rolf Janssen | 2003-06-03 |
| 6051277 | Al.sub.2 O.sub.3 composites and methods for their production | Florian Wagner | 2000-04-18 |
| 6025065 | Production of an aluminide containing ceramic moulding | Daniel Garcia, Rolf Janssen | 2000-02-15 |
| 5843859 | Reaction-formed moulded ceramic body containing mullite, its production and its use | — | 1998-12-01 |
| 5607630 | Process for the production of fine-grained ceramic bodies molded containing Al.sub.2 O.sub.3 | — | 1997-03-04 |
| 5326519 | Process of preparing zirconium oxide-containing ceramic formed bodies | — | 1994-07-05 |
| 5158916 | Process of producing powder-metallurgically produced ceramic formed body | — | 1992-10-27 |
| 4908171 | Method of sintering articles of silicon nitride | Jurgen Jahn, Gunter Petzow | 1990-03-13 |
| 4900492 | High-strength and temperature-stable formed bodies of zirconium dioxide | Helmut Schubert, Manfred Ruhle, Gunter Petzow | 1990-02-13 |
| 4855259 | Process of making ceramic moldings containing cordierite | Gunter Petzow | 1989-08-08 |
| 4767727 | Fibre-strengthened ceramic formed bodies | Gunter Petzow | 1988-08-30 |
| RE32449 | Ceramic body of zirconium dioxide (ZrO.sub.2) and method for its preparation | Manfred Ruhle, Gunter Petzow | 1987-06-30 |
| 4525464 | Ceramic body of zirconium dioxide (ZrO.sub.2) and method for its preparation | Manfred Ruhle, Gunter Petzow | 1985-06-25 |
| 4506024 | Ceramic formed body with a high crack arrestability | Gunter Petzow | 1985-03-19 |
| 4421861 | High-strength and temperature-change resistant ceramic formed body, especially of mullite, its production and use | Gunter Petzow, Richard J. Brook | 1983-12-20 |
| 4419311 | Production of high-strength ceramic bodies of alumina and unstabilized zirconia with controlled microfissures | Jorg Steeb | 1983-12-06 |
| 4401729 | High-strength ceramic laminated tube and the production and use thereof | Gunter Petzow | 1983-08-30 |
| 4322249 | Process for the preparation of dispersion ceramics | Jurgen Jahn, Gunter Petzow | 1982-03-30 |
| 4298385 | High-strength ceramic bodies | Jorg Steeb | 1981-11-03 |