Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7296994 | Cement clinker production comprising partial removal of a flow of rotary kiln exhaust gas containing harmful substances | Norbert Streit, Carsten Eckert | 2007-11-20 |
| 6695911 | Method and installation for production of cement clinker | Hubert Ramesohl | 2004-02-24 |
| 6691628 | Method and apparatus for thermal processing of powder raw materials | Michael Siegert | 2004-02-17 |
| 6444026 | Process for the production of cement clinker in the rotary kiln intake chamber | Claus-Jürgen Steffler | 2002-09-03 |
| 5951279 | Method and apparatus for reducing pollutant circulations in the manufacture of cement clinker from raw meal | Peter Hunold, Gunter Keller, Frank Carstens | 1999-09-14 |