Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4435016 | In situ retorting with flame front-stabilizing layer of lean oil shale particles | Earl D. York, Darrell D. Porter | 1984-03-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4435016 | In situ retorting with flame front-stabilizing layer of lean oil shale particles | Earl D. York, Darrell D. Porter | 1984-03-06 |