Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4969931 | Process for the preparation of synthesis gas | Wilhelmus F. J. M. Engelhard | 1990-11-13 |
| 4966126 | Ash-collecting pan and ventilation adjusting device for a barbecue set | — | 1990-10-30 |
| 4852997 | Slag water bath process | Clifford C. Segerstrom, Charles V. Sternling, Hans-Wolfgang Luke | 1989-08-01 |
| 4365563 | Safety device for a burner of a coal gasification plant | — | 1982-12-28 |