Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5628976 | Cofiring biosolids in a spent sulfuric acid regeneration facility | Goutam H. Shahani, Harold H. Gunardson | 1997-05-13 |
| 4683947 | Process and apparatus for monitoring and controlling the flammability of gas from an in-situ combustion oil recovery project | James G. Hansel | 1987-08-04 |
| 4512403 | In situ coal gasification | Joseph G. Santangelo | 1985-04-23 |