Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4950473 | Method for reducing nitrogen oxides in flue gas | Manfred Galow, Klaus Merkel, Hans-Eugen Buhler, Hartmut Kainer | 1990-08-21 |
| 4935392 | Process for the manufacture of catalyst members for the reduction of oxides of nitrogen and catalyst members produced thereby | Hartmut Kainer, Bernhard Vedder, Daniel Grimm, Wilfried Schnelle, Albert Kleinevoss +4 more | 1990-06-19 |
| 4914073 | Process for the manufacture of catalytic elements and catalytic elements so produced | Daniel Grimm, Hartmut Kainer, Albert Kleinevoss, Karl H. Laue, Klaus Merkel | 1990-04-03 |
| 4895821 | Process for the manufacture of catalytic elements and catalytic elements so produced | Hartmut Kainer, Eugen Buhler, Daniel Grimm, Wilfried Schenelle, Karl H. Laue +1 more | 1990-01-23 |
| 4828806 | Process for cleaning an exhaust gas | Karl H. Laue, Theo Sander, Erich Hackler, Blagoje Levkov, Daniel Grimm +2 more | 1989-05-09 |
| 4771026 | Catalyst in the form of a plate for nitrogen oxide reduction in exhaust gases | Hartmut Kainer, Daniel Grimm, Karl H. Laue | 1988-09-13 |
| 4751212 | Process for the manufacture of a catalyst for the reduction of nitrogen oxides in exhaust gases | Erich Hackler, Karl H. Laue, Klaus Merkel, Arnold Max, Werner Stender +4 more | 1988-06-14 |
| 4746483 | Process for the manufacture of catalyst molding | Karl H. Laue, Klaus Merkel, Erich Hackler, Johann Jansen, Arnold Max +5 more | 1988-05-24 |
| 4742036 | Catalyst plate | Daniel Grimm, Hartmut Kainer, Karl H. Laue | 1988-05-03 |
| 4721699 | Catalyst for the separation of nitrogen oxides from combustion exhaust gases | Dietrich Wagener, Karl H. Laue, Egmar Wunderlich, Theo Sander, Erich Hackler +4 more | 1988-01-26 |
| 4720376 | Process for the removal of nitrogen oxides and soot from exhaust gases of machines and combustion installations burning heavy fuel oil | Karl H. Laue, Erich Hackler, Blagoje Levkov, Daniel Grimm, Hartmut Kainer +2 more | 1988-01-19 |
| 4695559 | Catalyst for the selective reduction of nitrogen oxides in waste gases and process for the manufacture of such a catalyst | Dietrich Wagener, Karl H. Laue, Egmar Wunderlich, Theo Sander, Erich Hackler +9 more | 1987-09-22 |
| 4672052 | Catalyst for removal of nitrogen oxides from exhaust gases | Dietrich Wagener, Karl H. Laue, Egmar Wunderlich, Theo Sander, Erich Hackler +4 more | 1987-06-09 |
| 4539016 | Method of and apparatus for adjusting and maintaining constant the temperature during methanizing of a charge gas | Erich Hackler, Werner Lommerzheim | 1985-09-03 |
| 4468288 | Method of preheating coal and supplying preheated coal to a coke oven | Manfred Galow, Joachim F. Meckel, Horst G. Joseph, Gunter Gabriel | 1984-08-28 |
| 4433066 | Method for the preparation of high-caloric gases, particularly methane, by means of a catalyst fluidized bed | Erich Hackler, Werner Lommerzheim | 1984-02-21 |
| 4407699 | Process and apparatus for the dry cooling of coke | Dietrich Wagener, Erich Hackler, Stefan Smieskol, Manfred Galow, Joachim F. Meckel +1 more | 1983-10-04 |
| 4407974 | Method of and apparatus for catalytic conversion of gases | Erich Hackler, Werner Lommerzheim | 1983-10-04 |
| 4373997 | Apparatus for the transfer and quenching of coke | Manfred Galow, Joachim F. Meckel, Horst G. Joseph | 1983-02-15 |
| 4369094 | Method of preventing the entry of air into the housing of a charging device which conveys coal | Gunter Gabriel, Gunter Ziolkowski, deceased, Paul-Heinz Heesen, Joachim F. Meckel, Manfred Galow | 1983-01-18 |
| 4352618 | Method of, and apparatus for preventing the unintended charging of coke oven chambers | Horst G. Joseph, Joachim F. Meckel | 1982-10-05 |
| 4322269 | Method for the wet quenching of coke | Dietrich Wagener, Manfred Blase | 1982-03-30 |
| 4318997 | Process and apparatus for multi-stage catalytic methanization of gases | Erich Hackler | 1982-03-09 |
| 4308102 | Process and apparatus for drying and preheating coking coal by means of flue gas | Dietrich Wagener, Joachim F. Meckel | 1981-12-29 |
| 4289585 | Method and apparatus for the wet quenching of coke | Dietrich Wagener, Manfred Blase | 1981-09-15 |