Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700440 | Selective oxidation of hydrogen sulfide in the presence of iron-based catalysts | Yen-Chun Ker | 1997-12-23 |
| 5653953 | Process for recovering elemental sulfur by selective oxidation of hydrogen sulfide | Min HUANG, Wen-da Cheng | 1997-08-05 |
| 5597546 | Selective oxidation of hydrogen sulfide in the presence of bismuth-based catalysts | Min HUANG, Wen-da Cheng | 1997-01-28 |