Issued Patents 1989
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885269 | Method of oxidation of the surface of a catalyst carrier body and a catalyst carrier body produced according to the method | — | 1989-12-05 |
| 4847230 | Wound metallic exhaust gas catalyst carrier body having a geometrically complex cross-sectional shape | — | 1989-07-11 |
| 4845073 | Metal catalyst carrier body having two dissimilarly corrugated sheet-metal layers | — | 1989-07-04 |
| 4842954 | Metal catalyst carrier body, blank for producing the body | Manfred Vierkötter, Rolf Hetzelberger | 1989-06-27 |
| 4832998 | Honeycomb body, especially a catalyst carrier body having sheet metal layers twisted in opposite directions and a method for producing the same | — | 1989-05-23 |
| 4824011 | Catalyst carrier body and method and apparatus for brazing the same | Wolfgang Maus, Rolf Kottmann, Ludwig Wieres | 1989-04-25 |
| 4822766 | Catalyst carrier foil and method of manufacturing the same | Wolfgang Staubwasser | 1989-04-18 |
| 4818746 | Metal catalyst carrier or support body rolled or laminated from metal sheets and having a double or multiple corrugated or wave structure | — | 1989-04-04 |
| 4795615 | Mounting for a metallic exhaust gas catalyst carrier body and method for manufacturing the same | Wolfgang Maus | 1989-01-03 |