Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4685964 | Method and apparatus for producing molten iron using coal | John C. Scarlett, David C. Meissner, Glenn E. Hoffman | 1987-08-11 |
| 4591380 | Method of generating a reducing gas | David C. Meissner, Ronald Allen Brown | 1986-05-27 |
| 4553742 | Apparatus for generating a reducing gas | David C. Meissner, Ronald Allen Brown | 1985-11-19 |
| 4260412 | Method of producing direct reduced iron with fluid bed coal gasification | David C. Meissner, John C. Scarlett | 1981-04-07 |