Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5300472 | Catalyst for selective reduction of nitrous oxides with ammonia | Reinhold Brand, Bernd Engler, Edgar Koberstein, Johannes Ohmer | 1994-04-05 |
| 5215953 | Catalyst for the oxidation of sulfur dioxide and method for the production of the catalyst | Stephan Blumrich, Bernd Engler, Edgar Koberstein | 1993-06-01 |
| 5198403 | Process for producing a catalyst for selective reduction of nitrous oxides with ammonia | Reinhold Brand, Bernd Engler, Edgar Koberstein, Johannes Ohmer | 1993-03-30 |
| 5120695 | Catalyst for purifying exhaust gases from internal combustion engines and gas turbines operated at above the stoichiometric ratio | Stephan Blumrich, Reinhold Brand, Bernd Engler, Edgar Koberstein | 1992-06-09 |
| 4916107 | Catalyst for the selective reduction of nitrogen oxides with ammonia | Reinhold Brand, H. Bernd Engler, Peter Kleine-Moellhoff, Edgar Koberstein | 1990-04-10 |