Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6921443 | Process for producing stainless steel with improved surface properties | — | 2005-07-26 |
| 6846418 | Process for treating acidic and metallic waste water | — | 2005-01-25 |
| 6506294 | Process for regeneration of electrolytes from pickle liquor, in particular of NA2S04 from pickle liquor for stainless steel | Edgar Braun | 2003-01-14 |
| 6398876 | Process for pickling steel | Dietfried Gamsriegler | 2002-06-04 |
| 6120671 | Method and apparatus for electrolytic pickling a metallic strip | Wilhelm Karner | 2000-09-19 |
| 5938913 | Process and device for electrolytic treatment of continuous running material | Karl Siegmund | 1999-08-17 |
| 5800694 | Process and plant for pickling materials made of steel, in particular stainless steel | Erich Mahr | 1998-09-01 |
| 5382335 | Process and apparatus for the electrolytic treatment of continuously advancing electrically conductive material | Karl Jirenec | 1995-01-17 |