Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4338079 | Method and apparatus for subjecting mineral particles to gas flow | George T. Lee, Peter L. Schumacher, Michael H. Weinecke | 1982-07-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4338079 | Method and apparatus for subjecting mineral particles to gas flow | George T. Lee, Peter L. Schumacher, Michael H. Weinecke | 1982-07-06 |