Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11389776 | Guard bed system and process | Jesse Raymond Black, Gregory John Ward, Roel Guillaume Hubertus Leonardus Bastings, Wayne Errol Evans | 2022-07-19 |
| 11000819 | Guard bed system and process | Jesse Raymond Black, Gregory John Ward, Roel Guillaume Hubertus Leonardus Bastings, Wayne Errol Evans | 2021-05-11 |
| 5260034 | Stage catalyst concentric annular stripper | Donald E. Hardesty | 1993-11-09 |
| 5093094 | Solution removal of H.sub.2 S from gas streams | Howard Lam-Ho Fong, Steven Swanson | 1992-03-03 |
| 4876075 | Removal of H.sub.2 S from gas streams | — | 1989-10-24 |
| 4784754 | Sulfur removal process | Howard Lam-Ho Fong | 1988-11-15 |
| 4758416 | Removal of H.sub.2 S from gas streams | Howard Lam-Ho Fong, John M. Harryman | 1988-07-19 |
| 4741888 | H.sub.2 S removal from gas streams | Howard Lam-Ho Fong, John M. Harryman | 1988-05-03 |