Dr. C. Otto & Comp. GmbH
Patent Applications and Registrations
Patent applications and USPTO patent grants for Dr. C. Otto & Comp. GmbH.The latest application filed is for "coke oven battery".
- Dr. C. Otto & Comp. GmbH - Bochum DE
- Dr. C. Otto & Comp. G.m.b.H. - Bochum DE
| Patent | Date |
|---|---|
| Coke oven battery Grant 4,564,420 - Spindeler , et al. January 14, 1 | 1986-01-14 |
| Production of porous sintered ceramic material Grant 4,563,432 - Ehlert , et al. January 7, 1 | 1986-01-07 |
| Latching mechanism on coke oven doors Grant 4,429,908 - Ernst February 7, 1 | 1984-02-07 |
| System for improving the flow of gases to a combustion chamber of a coke oven or the like Grant 4,392,824 - Struck , et al. July 12, 1 | 1983-07-12 |
| Method for renewing the brickwork of coke ovens Grant 4,373,244 - Mertens , et al. February 15, 1 | 1983-02-15 |
| Apparatus for the granulation of precipitation products formed from ammonium compounds Grant 4,328,189 - Haese , et al. May 4, 1 | 1982-05-04 |
| Charging car for coke ovens Grant 4,314,787 - Kwasnik , et al. February 9, 1 | 1982-02-09 |
| Process for the removal of sulfur dioxide from gases Grant 4,268,489 - Haese May 19, 1 | 1981-05-19 |
| Process and apparatus to purify waste industrial gases Grant 4,213,945 - Haese , et al. July 22, 1 | 1980-07-22 |
| Pressure vessel for separating sulfur from an aqueous sulfur suspension Grant 4,206,181 - Ullrich June 3, 1 | 1980-06-03 |
| System for detecting faults in the wall of a high-temperature pressure vessel Grant 4,159,447 - Gernhardt , et al. June 26, 1 | 1979-06-26 |
| Support apparatus for a battery of underjet coke ovens Grant 4,133,720 - Franzer , et al. January 9, 1 | 1979-01-09 |
| Water-cooled, high-temperature gasifier and method for its operation Grant 4,098,324 - Kummel , et al. July 4, 1 | 1978-07-04 |
| Apparatus for cleaning coke oven doors Grant 4,097,340 - Pries June 27, 1 | 1978-06-27 |
| Control system for apparatus to gasify fine-grain fuels in a reactor Grant 4,073,628 - Gernhardt , et al. February 14, 1 | 1978-02-14 |
| Process for the gasification of solid fuels Grant 4,066,420 - Danguillier , et al. January 3, 1 | 1978-01-03 |
| Process for partial restoration of a coke oven battery Grant 4,059,885 - Oldengott November 29, 1 | 1977-11-29 |
| Control system for a coal gasification plant Grant 4,049,394 - Gernhardt , et al. September 20, 1 | 1977-09-20 |
| Slag bath generator Grant 4,043,766 - Gernhardt , et al. August 23, 1 | 1977-08-23 |
| Method for carrying out endothermic chemical reactions with the use of nuclear reactor cooling gases Grant 4,005,045 - Haese January 25, 1 | 1977-01-25 |
| Coke oven battery Grant 4,004,983 - Pries January 25, 1 | 1977-01-25 |
| Apparatus for continuously withdrawing solids which form a sediment in a liquid Grant 4,005,016 - Haese , et al. January 25, 1 | 1977-01-25 |
| Probe apparatus for a high pressure chamber Grant 3,983,756 - Danguillier , et al. October 5, 1 | 1976-10-05 |
| Control for regenerators of a horizontal coke oven Grant 3,969,191 - Bollenbach July 13, 1 | 1976-07-13 |
| Apparatus for charging preheated coal into coke ovens Grant 3,951,750 - Drebes April 20, 1 | 1976-04-20 |
| Coke oven door Grant 3,933,598 - Pries January 20, 1 | 1976-01-20 |
| Process For Quenching Hot Coke From Coke Ovens Grant 3,876,143 - Rossow , et al. April 8, 1 | 1975-04-08 |
| Coal Charging Apparatus For A Battery Of Horizontal Coke Ovens Grant 3,850,756 - Rossow November 26, 1 | 1974-11-26 |
| Coke Quenching Tower Grant 3,806,032 - Pries April 23, 1 | 1974-04-23 |
| Charging Car For Coke Ovens Grant 3,675,797 - Pries July 11, 1 | 1972-07-11 |
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