Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5766567 | Method for desulphurising a gaseous mixture containing H.sub.2 S and SO.sub . | Andre Philippe | 1998-06-16 |
| 5202107 | Process for improving the sulphur yield of a complex for the production of sulphur followed by a purification unit | Georges Kvasnikoff, Andre Philippe | 1993-04-13 |
| 5030438 | Catalytic removal of hydrogen sulfides from liquid sulfur | Andre Pepy | 1991-07-09 |
| 4849204 | Catalytic removal of hydrogen sulfides from liquid sulfur | Andre Pepy | 1989-07-18 |
| 4814159 | Catalytic process for the production of sulphur from a gas containing H.sub. S | — | 1989-03-21 |
| 4774067 | Regenerative process for removing mercaptans contained in a gas | Jean Elgue | 1988-09-27 |
| 4735788 | Process of removing of COS and CS.sub.2 compounds contained in an industrial gas | — | 1988-04-05 |
| 4605546 | Catalytic process for the production of sulfur from a gas containing H.sub.2 S | — | 1986-08-12 |
| 4544534 | Catalytic desulfurization process of an acid gas containing H.sub.2 S | Thierry Dupin | 1985-10-01 |
| 4479928 | Catalytic process for the production of sulphur from a gas containing H.sub. S | — | 1984-10-30 |
| 4436716 | Process for the production of sulphur with increased energy recovery from a gas containing H.sub.2 S, SO.sub.2, H.sub.2 and/or CO | Georges Kvasnikoff | 1984-03-13 |
| 4399112 | Process for the catalytic incineration of residual gases containing a low content of at least one sulfur compound selected from COS, CS.sub.2 and the mercaptans and possibility at least one member of the group | — | 1983-08-16 |
| 4283380 | Process and installation for desulphurizing gases containing SO.sub.2 | Pierre Mathieu, Claude Chambu | 1981-08-11 |
| 4192857 | Sulphur production | Jacques Tellier, Andre Philippe, Pierre Mathieu | 1980-03-11 |