Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4908167 | Method for producing form bodies, such as briquettes | Armand Wagner | 1990-03-13 |
| 4846849 | Method of flue stream heating | Matthias Ferner, Armand Wagner | 1989-07-11 |
| 4765829 | Treating lead- and zinc-containing steelmaking byproducts | Romain Schmit, Armand Wagner | 1988-08-23 |
| 4601728 | Method and apparatus for preparing a material for hot briquetting | Horst Dungs, Henri Birscheidt | 1986-07-22 |
| 4289500 | Method of producing hot briquettes | Heinrich Weber, Horst Dungs, Karl-Heinz Wollenhaupt, Yves Brasseur, Henri Birscheidt | 1981-09-15 |
| 4274924 | Apparatus for cooling and dedusting degasification gases escaping from coal degasification chambers | Heinrich Weber, Horst Dungs, Hugo Schmauch, Karl-Heinz Flasch | 1981-06-23 |
| 4247365 | Method for cooling and dedusting degasification gases escaping from coal degasification chambers | Heinrich Weber, Horst Dungs, Hugo Schmauch, Karl H. Flasche | 1981-01-27 |
| 4181502 | Method of producing form coke | Heinrich Weber, Horst Dungs | 1980-01-01 |