Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6235256 | Process and device for the scrubbing acidic gases | Diethard Lang, Dieter Chybin, Georg Obwaller | 2001-05-22 |
| 5759345 | Process for treating sulphur-containing spent liquor using multi-stage carbonization | Michael Bobik, Dieter Chybin, Karin Taferner | 1998-06-02 |
| 5730838 | Process for extracting pure, coarse grain silicic acid crystals from spent lye | — | 1998-03-24 |
| 5587138 | Process for preventing the formation of harmful organic substances and steam generator for carrying out the process | Michael Bobik, Ralf Lindbauer | 1996-12-24 |
| 4859438 | Method for separation of impurities from flowing gas | Ralf Lindbauer | 1989-08-22 |
| 4839147 | Method of purifying combustion product gases contaminated with dust and noxious gases | Ralf Lindbauer | 1989-06-13 |
| 4767605 | Method for separation of acid pollution gas | Ralf Lindbauer | 1988-08-30 |