Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5603748 | Process and apparatus for a direct reduction of iron oxide containing materials to form Fe.sub.3 C | Martin Hirsch, Alpaydin Saatci, Wolfgang Bresser | 1997-02-18 |
| 5527379 | Process for a direct reduction of iron oxide containing materials to form Fe.sub.3 C | Martin Hirsch, Alpaydin Saatci, Wolfgang Bresser | 1996-06-18 |