Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10494259 | Method and device for regeneration of hydrochloric acid | — | 2019-12-03 |
| 6375915 | Method of regenerating a spent pickling solution | Werner Engelhardt | 2002-04-23 |
| 5759307 | Method of producing a cold-rolled strip in one pass | Heinz Berger, Rolf Noe, Jorg Neumann, Andreas Noe, Ralf Waldmann +1 more | 1998-06-02 |