Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4201546 | Method and apparatus for the thermal treatment of alkali-containing pulverized raw material to be used in the manufacture of cement | Horst Herchenbach, Hubert Ramesohl, Kurt Schneider | 1980-05-06 |