Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4337224 | Apparatus for conducting the catalytic oxidation of gaseous sulfur compounds to sulfur trioxide | Friedrich Mahler | 1982-06-29 |
| 4302434 | Process for producing hydrogen and sulphur from hydrogen sulphide | Lars Hellmer, Gerhard Keunecke, Rainer Lell, Ghazi R. Al-Muddarris, Reinhard Pachaly +1 more | 1981-11-24 |
| 4296088 | Heat exchange techniques for the catalytic oxidation of gaseous sulfur compounds to sulfur trioxide | — | 1981-10-20 |