Firma Carl Still GmbH & Co. KG

Patent Applications and Registrations

Patent applications and USPTO patent grants for Firma Carl Still GmbH & Co. KG.The latest application filed is for "coke quenching car".

Company Profile

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Firma Carl Still GmbH & Co. KG - both of DE
Firma Carl Still GmbH & Co. KG - DE DE
Firma Carl Still GmbH & Co., Kg. - DE DE
Firma Carl Still GmbH & Co. KG - Recklinghausen DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Coke quenching car Grant 4,726,465 - Kwasnik , et al. February 23, 1	1988-02-23
Method of recovering sulfur in a Claus process from vapors obtained in coke oven gas cleaning Grant 4,620,967 - Tippmer November 4, 1	1986-11-04
Method and apparatus for selective after-quenching of coke on a coke bench Grant 4,614,567 - Stahlherm , et al. September 30, 1	1986-09-30
Waste heat boiler system, and method of generating superheated high pressure steam Grant 4,574,744 - Lorenz , et al. March 11, 1	1986-03-11
Coke oven door closure construction Grant 4,552,623 - Urbye , et al. November 12, 1	1985-11-12
Apparatus with two-stage heating for carbonizing cold-compacted briquettes Grant 4,544,451 - Weber , et al. October 1, 1	1985-10-01
Treatment of gas condensates Grant 4,495,031 - Breidenbach , et al. January 22, 1	1985-01-22
Heating system for regenerative coke oven batteries Grant 4,431,484 - Weber , et al. February 14, 1	1984-02-14
Coke oven door having profiled sealing diaphragm Grant 4,412,891 - Abendroth November 1, 1	1983-11-01
Method of drying and preheating moist fine material and apparatus for carrying out the method Grant 4,379,692 - Weber , et al. April 12, 1	1983-04-12
Method for cooling and separating chlorides and fluorides from ammoniacal gas Grant 4,374,811 - Karger , et al. February 22, 1	1983-02-22
Coal carbonization and/or gasification plant Grant 4,368,103 - Weinzierl , et al. January 11, 1	1983-01-11
Earthquake-proof foundation for coke oven batteries Grant 4,353,189 - Thiersch , et al. October 12, 1	1982-10-12
Process and apparatus for the production of molded metallurgical coke from coal briquettes Grant 4,352,720 - Weber , et al. October 5, 1	1982-10-05
Heating wall construction for horizontal chamber coke ovens Grant 4,299,666 - Ostmann November 10, 1	1981-11-10
Method for preheating coal for coking Grant 4,240,877 - Stahlherm , et al. December 23, 1	1980-12-23

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