Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851040 | Process for producing iron from fine-grained iron ores | Irmgard Hoster, Thomas Hoster, Dieter Neuschutz | 1989-07-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851040 | Process for producing iron from fine-grained iron ores | Irmgard Hoster, Thomas Hoster, Dieter Neuschutz | 1989-07-25 |