Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345990 | Method for recovering oil and/or gas from carbonaceous materials | Per A. H. H. Fahlstrom | 1982-08-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345990 | Method for recovering oil and/or gas from carbonaceous materials | Per A. H. H. Fahlstrom | 1982-08-24 |