Issued Patents 1982
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4332603 | Method for predrying pelletized material | Charles M. Hohman, Mark A. Propster | 1982-06-01 |
| 4330313 | Preheat hopper agitators | Charles M. Hohman, Mark A. Propster | 1982-05-18 |
| 4330314 | Apparatus and process for predrying and preheating glass batch agglomerates before melting | Mark A. Propster, Charles M. Hohman | 1982-05-18 |
| 4330316 | Method of preheating glass pellets | Charles M. Hohman, Mark A. Propster | 1982-05-18 |
| 4328016 | Method and apparatus for drying glass batch pellets | Charles M. Hohman, Mark A. Propster | 1982-05-04 |
| 4319903 | Method and apparatus for preheating glass batch | Charles M. Hohman, Mark A. Propster | 1982-03-16 |