Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4321247 | Process for preparing sodium bicarbonate and hydrogen chloride | Alfred Coenen, Kurt Kosswig, Hans Regner | 1982-03-23 |
| 4320106 | Method for preparing sodium bicarbonate and hydrogen chloride | Bernhard Hentschel, Jurgen Ziebarth, Alfred Coenen, Kurt Kosswig | 1982-03-16 |