Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4414186 | Method and apparatus for calcining limestone in a shaft kiln | Martin Schmidt, Walter Kohler, Albrecht Weber | 1983-11-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4414186 | Method and apparatus for calcining limestone in a shaft kiln | Martin Schmidt, Walter Kohler, Albrecht Weber | 1983-11-08 |