Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5296205 | Multi-bed mass transfer column with mobile packing | — | 1994-03-22 |
| 5292440 | Removal of hydrogen sulfide from sour water without loss of heavy metal | — | 1994-03-08 |
| 5286389 | Removal of hydrogen sulfide from sour water | — | 1994-02-15 |
| 5286466 | Multi-bed cocurrent downflow mass transfer column with spherical packing | — | 1994-02-15 |