Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4247366 | Method of operating a coal predrying and heating plant in connection with a coking plant | Dieter Stalherm, Janos Bocsanczy | 1981-01-27 |
| 4197165 | Bunker construction for charging hot, dry coal and cold, wet coal to coke oven charging hoppers | Janos Bocsanczy | 1980-04-08 |