Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6451194 | Process for preparing and replenishing an electrolyte in an electrolyte bath | Herbert Track, Lutz Wieser | 2002-09-17 |
| 6250314 | Process of pickling stainless steel | Brigitta Wasserbauer, Edgar Braun | 2001-06-26 |
| 6231729 | Apparatus for preparing and replenishing an electrolyte in an electrolyte bath | Herbert Track, Lutz Wieser | 2001-05-15 |
| 5942096 | Method and apparatus for electro-depositing a metal or alloy coating onto one or both sides of a metal strip | Franz Ruzicka, Ortwin Noll, Werner Schuler | 1999-08-24 |
| 5725696 | Process and plant for production of raw stainless steel castings | Edgar Braun | 1998-03-10 |
| 5637205 | Process for the electrolytical coating of an object of steel on one or both sides | Ulrich Krupicka | 1997-06-10 |
| 5292374 | Process and plant for pickling stainless steel strip | Wilhelm Hofkirchner, Erich Mahr | 1994-03-08 |
| 5246563 | Process for the electrolytic zinc coating of stainless steel | Ulrich Krupicka | 1993-09-21 |
| 5130000 | Pickling high-grade steel | Erich Mahr | 1992-07-14 |
| 5100522 | Process and apparatus for the manufacture of a metal foil | Emil Hula | 1992-03-31 |
| 5022971 | Process for the electrolytic pickling of high-grade steel strip | Ulrich Krupicka | 1991-06-11 |
| 5009750 | Process and apparatus for the manufacture of a metal foil | Emil Hula | 1991-04-23 |
| 4851092 | Process for electrolytically pickling chromium-containing stainless steel | — | 1989-07-25 |
| 4201833 | Building material elements, particularly building boards, and a process for their production | Kurt Kirsch, Volkmar Hilzensauer, Gunther Pflug, Felix Wehrmann | 1980-05-06 |