Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4337234 | Method for preparing sodium bicarbonate and hydrogen chloride | Jurgen Ziebarth, Alfred Coenen, Kurt Kosswig, Ferdinand von Praun | 1982-06-29 |
| 4320106 | Method for preparing sodium bicarbonate and hydrogen chloride | Jurgen Ziebarth, Alfred Coenen, Kurt Kosswig, Ferdinand v. Praun | 1982-03-16 |