Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676732 | Method for producing direct reduced iron utilizing a reducing gas with a high content of carbon monoxide | Juan A. Villarreal-Trevino | 1997-10-14 |
| 5656044 | Method and apparatus for gasification of organic materials | Norman G. Bishop | 1997-08-12 |