Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4321112 | Device for opening, closing and cleaning fill holes of coke oven chargeable by a coal conveyor | Manfred Galow, Klaus Dahl, Wolfgang Rohde, Diethard Habermehl, Werner Kucharzyk | 1982-03-23 |
| 4309253 | Method and apparatus for tar recovery from raw coking gas | Kurt-Gunther Beck, Diethard Habermehl, Werner Kucharzyk | 1982-01-05 |