Issued Patents 1982
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4339417 | Process for the production of crystalline zeolite A | — | 1982-07-13 |
| 4339418 | Process for the production of zeolite A | — | 1982-07-13 |
| 4339419 | Process for the production of crystalline zeolite powder of type A | — | 1982-07-13 |
| 4339420 | Process for the production of zeolite A | — | 1982-07-13 |
| 4317808 | Process for the production of hydrogen cyanide | Carl Voigt, Peter Kleinschmit | 1982-03-02 |