Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4970806 | Process and device for conditioning bulk material | Harmut Hederer, Manfred Kreft | 1990-11-20 |
| 4936872 | Process for cooling raw gas obtained from partial oxidation of carbon-containing material | Adrian Brandl, Natarajan Thiagarajan, Heinz Schuster | 1990-06-26 |
| 4785554 | Method and apparatus for conditioning bulk material | Hartmut Hederer, Manfred Kreft | 1988-11-22 |