Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4530661 | Apparatus for the calcination of fine grained material | Horst Herchenbach | 1985-07-23 |
| 4483831 | Method and apparatus for calcining lime | Martin Schmidt, Walter Kohler | 1984-11-20 |
| 4470849 | Method and device for the calcination of finely grained to dust-form material, particularly of comminuted raw material to be used in the manufacture of cement | Kunibert Brachth/a/ user | 1984-09-11 |
| 4469664 | Method for reducing the concentration of sulfur compounds in a system for calcining fine grained materials | Jakob Hinterkeuser | 1984-09-04 |
| 4370127 | Apparatus for the production of cement clinker low in alkali from alkali-containing raw material | — | 1983-01-25 |
| 4349387 | Method for calcining fine-grained material, particularly for the manufacture of cement clinker | — | 1982-09-14 |
| 4310298 | Method and device for producing coal dust | — | 1982-01-12 |
| 4229226 | Method for the production of cement clinker low in sulphur | — | 1980-10-21 |
| 4211573 | Method and apparatus for the production of cement clinker low in alkali from alkali-containing raw material | — | 1980-07-08 |