Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6187258 | Operating method and device for a shaft furnace | Ralf Hamberger, Juergen Schmidt | 2001-02-13 |
| 4195490 | Cooling tunnel for cooling a continuously running belt | Erhard Soecknick | 1980-04-01 |