Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5716455 | Process and apparatus for continuous surface treatment | Michael Zednicek, Wilhelm Karner | 1998-02-10 |
| 5292374 | Process and plant for pickling stainless steel strip | Gerald Maresch, Erich Mahr | 1994-03-08 |
| 4789440 | Process and apparatus for the continuous electrolytic treatment and/or coating of a moving metallic strip while changing the spacing between the strip and at least one electrode | Erich Mahr | 1988-12-06 |
| 4735700 | Process and apparatus for the continuous electrolytic treatment and/or coating of a moving metallic strip whilst changing the spacing between the strip and at least one electrode | Erich Mahr | 1988-04-05 |