Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4778503 | Method and apparatus for preheating glass batch | Charles M. Hohman, Stephen Seng | 1988-10-18 |
| 4670054 | Heat processing of particulate material | Charles M. Hohman, Stephen Seng | 1987-06-02 |
| 4638490 | Melting furnaces | Charles S. Dunn, Charles M. Hohman | 1987-01-20 |
| 4588429 | Method of heating particulate material with a particulate heating media | Charles M. Hohman, Stephen Seng | 1986-05-13 |
| 4565676 | Method for treating exhaust gases | Subhash S. Kithany, Stephen Seng | 1986-01-21 |
| 4549896 | Apparatus and method for removing gaseous inclusions from molten material | William L. Streicher | 1985-10-29 |
| 4528013 | Melting furnaces | Charles S. Dunn, Charles M. Hohman | 1985-07-09 |
| 4478627 | Recuperation of heat absorbent media to preheat combustion gases and glass batch | Charles M. Hohman, Charles S. Dunn, Stephen Seng | 1984-10-23 |
| 4468868 | Gas-solid counterflow vessel | Lee R. Mull | 1984-09-04 |
| 4462815 | Scrap glass recovery | William L. Streicher | 1984-07-31 |
| 4441906 | Method of preheating glass batch | Stephen Seng, Charles M. Hohman | 1984-04-10 |
| 4432780 | Glass fiber scrap reclamation | Charles M. Hohman, William L. Streicher | 1984-02-21 |
| 4425147 | Preheating glass batch | Charles M. Hohman, Stephen Seng | 1984-01-10 |
| 4422847 | Preheating glass batch | Charles M. Hohman, Stephen Seng | 1983-12-27 |
| 4409742 | Apparatus for predrying pelletized material | Charles M. Hohman, Stephen Seng | 1983-10-18 |
| 4409011 | Preheating glass batch | Charles M. Hohman, Stephen Seng | 1983-10-11 |
| 4405350 | Drying and preheating agglomerates containing clay having coarse particle size | — | 1983-09-20 |
| 4401453 | Preheating glass batch | Stephen Seng, Charles M. Hohman | 1983-08-30 |
| 4392310 | Drying apparatus | Charles M. Hohman, Stephen Seng | 1983-07-12 |
| 4386951 | Method and apparatus for preheating glass batch | Charles M. Hohman, Stephen Seng | 1983-06-07 |
| 4347073 | Method of producing glass from agglomerates which include organic coated scrap glass | Patrick Aubourg | 1982-08-31 |
| 4338113 | Method for controlling particulate emissions | Charles M. Hohman | 1982-07-06 |
| 4338112 | Method for controlling particulate emissions from a glass furnace | — | 1982-07-06 |
| 4332604 | Strength improvement of glass batch pellets | — | 1982-06-01 |
| 4332603 | Method for predrying pelletized material | Charles M. Hohman, Stephen Seng | 1982-06-01 |