Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4202733 | Process and apparatus for preheating coal intended for use in coking installations | Gunter Gabriel | 1980-05-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4202733 | Process and apparatus for preheating coal intended for use in coking installations | Gunter Gabriel | 1980-05-13 |