Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5262135 | Process for producing elemental sulfur from an H.sub.2 S-containing gas | Klaus Stetzer | 1993-11-16 |
| 5256384 | Activated carbon process for removing hydrogen sulfide from gases | Dietrich Rolke, Peter Cornel, Klaus Stetzer, Gabriele Neuroth | 1993-10-26 |
| 4501725 | Process for the combustion of H.sub.2 S containing gases | — | 1985-02-26 |
| 4315904 | Process for removing hydrogen sulphide and sulphur dioxide from claus tail gases | Ghazi R. Al-Muddarris, Reinhard Pachaly | 1982-02-16 |
| 4302434 | Process for producing hydrogen and sulphur from hydrogen sulphide | Lars Hellmer, Gerhard Keunecke, Ghazi R. Al-Muddarris, Reinhard Pachaly, Adolf Stauffer +1 more | 1981-11-24 |
| 4249921 | Sulphur condensing apparatus | Werner Lemberg | 1981-02-10 |