Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4275034 | Hydrogenation apparatus | Joseph Friedman, Larry H. Russell | 1981-06-23 |
| 4206032 | Hydrogenation of carbonaceous materials | Joseph Friedman, Larry H. Russell | 1980-06-03 |
| 4191500 | Dense-phase feeder method | George A. Hood | 1980-03-04 |