Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859437 | Process for the removal of H2S from fluid streams using a water soluble polymeric chelate of an oxidizing polyvalent metal | — | 1989-08-22 |
| 4808385 | Process for the removal of H.sub.2 S from fluid streams using a water soluble polymeric chelate of an oxidizing polyvalent metal | — | 1989-02-28 |