Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4332667 | Liquefaction process for solid carbonaceous materials containing alkaline earth metal humates | William R. Epperly, Barry C. Deane | 1982-06-01 |
| 4332668 | Pretreatment of solid carbonaceous material with dicarboxylic aromatic acids to prevent scale formation | — | 1982-06-01 |
| 4206033 | CO.sub.2 Pretreatment prevents calcium carbonate formation | Richard C. Neavel, Joseph J. Chaback | 1980-06-03 |