Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5047201 | Seal for a vessel connection of a hot pipeline | Helmut David, Ernst Malik | 1991-09-10 |
| 4903517 | Method of and apparatus for regulating the operation of calenders and like machines | Rolf van Haag | 1990-02-27 |
| 4774107 | Process and apparatus for applying liquid, pasty or foamy substances to both sides of webs of material | Kurt von Kwiatkowski, Wolfram Durr, Heinrich Mortl | 1988-09-27 |
| 4716179 | Use of non-irritating or slightly irritating and/or promoting diterpene alcohol and of derivatives thereof as antineoplastic preparations | Erich Hecker, Hans Osswald | 1987-12-29 |
| 4625637 | Roll assembly for use in calenders and the like | Josef Pav, Reinhard Wenzel, Peter Svenka, Richard Rauf | 1986-12-02 |
| 4397450 | Arrangement for securing plate-type coolers in metallurgical furnaces | Bruno Kammerling, Franz Meier | 1983-08-09 |
| 4308630 | Deburring apparatus | — | 1982-01-05 |
| 4216560 | Deburring apparatus | — | 1980-08-12 |