Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6837521 | Foam book with improved binding and method | — | 2005-01-04 |
| 5192512 | Apparatus for performing chemical reactions under pressure in a multi-stage reaction zone with external intermediary thermal conditioning | Dang V. Quang, Pierre Ham, Daniel Gelas | 1993-03-09 |
| 5045568 | Process and apparatus for performing chemical reactions under pressure in a multi-stage reaction zone with external intermediary thermal conditioning | Dang V. Quang, Pierre Ham, Daniel Gelas | 1991-09-03 |
| 4308243 | Method for treating residue gases proceeding from sulphur removing units and plants for carrying out the said method | Joelle Castel | 1981-12-29 |