Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4337234 | Method for preparing sodium bicarbonate and hydrogen chloride | Bernhard Hentschel, Jurgen Ziebarth, Alfred Coenen, Ferdinand von Praun | 1982-06-29 |
| 4321247 | Process for preparing sodium bicarbonate and hydrogen chloride | Alfred Coenen, Ferdinand v. Praun, Hans Regner | 1982-03-23 |
| 4320106 | Method for preparing sodium bicarbonate and hydrogen chloride | Bernhard Hentschel, Jurgen Ziebarth, Alfred Coenen, Ferdinand v. Praun | 1982-03-16 |