Issued Patents All Time
Showing 1–25 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4891007 | Method and apparatus for the manufacture of cement from raw cement meal | Albrecht Wolter, Fritz Rodenhauser | 1990-01-02 |
| 4747879 | Method and apparatus for the thermal treatment of meal-like raw materials | Albrecht Wolter | 1988-05-31 |
| 4640203 | Method and apparatus for burning combustible waste materials | Albrecht Wolter, Rolf Hartmann, Alexander Grisar | 1987-02-03 |
| 4640681 | Method and apparatus for the removal of harmful and waste materials by combustion | Eberhard Steinbiss, Albrecht Wolter | 1987-02-03 |
| 4634583 | Method for the desulfurization of flue gas of a firing system | Albrecht Wolter | 1987-01-06 |
| 4619605 | Method for the thermal treatment of calcareous mineral raw materials | Hubert Ramesohl | 1986-10-28 |
| 4556428 | Method for the manufacture of calcareous bonding agents, particularly cement | Albrecht Wolter | 1985-12-03 |
| 4541245 | Method and apparatus for calcining fine grained material | Jorgen Becker, Arno Hendricks, Eberhard Steinbiss, Werner Rensinghoff | 1985-09-17 |
| 4533396 | Method for the thermal treatment of mineral raw materials | Hubert Ramesohl | 1985-08-06 |
| 4530661 | Apparatus for the calcination of fine grained material | Andris Abelitis | 1985-07-23 |
| 4517020 | Apparatus for rapid burning of thermally pretreated fine grained product and method | Eberhard Steinbiss | 1985-05-14 |
| 4507153 | Method and apparatus for the heat treatment of a fine grained product | Albrecht Wolter, Eberhard Steinbiss | 1985-03-26 |
| 4505051 | Cyclone heat exchanger including segmented immersion pipe | Fritz Seelen, Hubert Ramesohl, Peter Hundgen, Horst J. Schilling | 1985-03-19 |
| 4504319 | Method and apparatus for burning cement clinker | Albrecht Wolter | 1985-03-12 |
| 4498930 | Method and device for regulating the burning process of a cement burning system | Heinrich Rake, Gernot Jäger, Gerhard Franck | 1985-02-12 |
| 4496396 | Method and apparatus for burning fine grained material, particularly raw cement meal | Eberhard Steinbiss, Hubert Ramesohl, Albrecht Wolter | 1985-01-29 |
| 4465520 | Method and apparatus for the removal of objectionable volatile compounds from hot gases | Rolf Jehmlich | 1984-08-14 |
| 4457705 | Calcining system for the manufacture of cement clinker and the like | Hubert Ramesohl | 1984-07-03 |
| 4428727 | Burner for solid fuels | Herbert Deussner, Hubert Ramesohl, Wolfgang Breidenstein | 1984-01-31 |
| 4425092 | System for burning fine-grained material, particularly for the manufacture of cement clinkers | Kunibert Brachthauser | 1984-01-10 |
| 4392822 | System for burning fine-grained material, particularly for the manufacture of cement clinkers | Kunibert Brachthauser | 1983-07-12 |
| 4363668 | Method and apparatus for burning raw materials | — | 1982-12-14 |
| 4334860 | System and method for the heat treatment of fine grained materials | — | 1982-06-15 |
| 4329180 | Method and apparatus for calcining fine-grained material and for generating coal dust | Jakob Ansen | 1982-05-11 |
| 4323397 | Method and apparatus for the thermal treatment of fine-grained material with hot gases | Hubert Ramesohl, Kunibert Brachthauser | 1982-04-06 |