Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887383 | Process for producing a slurry of a pulverized carbonaceous material | Mait M. Mathiesen, Karl M. E. Hellsten, Gunvor Karlsson | 1989-12-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887383 | Process for producing a slurry of a pulverized carbonaceous material | Mait M. Mathiesen, Karl M. E. Hellsten, Gunvor Karlsson | 1989-12-19 |