Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6796141 | Cooler and a method for cooling hot bulk material | Gerhard Kastingschafer, Gunter Milewski, Martin Uhde, Arthur Berger, Hermann Niemerg +3 more | 2004-09-28 |
| 6030448 | Method for producing cement clinker | Wilfried Kreft, Martin Uhde | 2000-02-29 |
| 5919301 | Method and apparatus for heat treatment of fine-grained material | Klaus Adler | 1999-07-06 |
| 5437721 | Method of producing cement clinker | Detlev Kupper | 1995-08-01 |
| 5219544 | Method of purifying the exhaust gases from plants for the production of cement clinker | Detlev Kupper, Ludger Brentrup | 1993-06-15 |
| 5169611 | Method of purifying the exhaust gases from plants for the production of cement clinker | Detlev Kupper, Ludger Brentrop, Rainer Schutte | 1992-12-08 |
| 4941821 | Method and apparatus for the heat treatment of fine-grained material | Manfred Durr, Georg Unland, Gunter Driemeier, Heinz-Herbert Schmits | 1990-07-17 |
| 4901448 | Suspension preheater | Heinz-Herbert Schmits, Heinz-Werner Thiemeyer | 1990-02-20 |
| 4861265 | Apparatus and method for the heat treatment of fine-grained material | Manfred Durr, Georg Unland, Gunter Driemeier, Karl Krutzner, Heinz-Herbert Schmits +3 more | 1989-08-29 |
| 4808108 | Method and apparatus for the heat treatment of fine-grained material | Peter Tiggesbaumker, Manfred Durr, Jurgen Wurr, Karl Krutzner, Karl Menzel +4 more | 1989-02-28 |
| 4720262 | Apparatus for the heat treatment of fine material | Manfred Durr, Karl Krutzner, Heinz-Werner Thiemeyer, Jurgen Wurr, Peter Tiggesbaumker | 1988-01-19 |
| 4457082 | Heat exchanger | Wilfried Kreft, Peter Tiggesbaumker, Karl Menzel, Herbert W. Schmelter, Heinrich Weber | 1984-07-03 |
| 4260370 | Process for the heat-treatment of fine grained material | Wolf Goldmann | 1981-04-07 |