Assignee
GEWERK SCHALKER EISENHUETTE
DE·9 granted patents·225 citations·filing 1976–1988
Top patents by PatentIndex Score
9 records- 0193US4189272AMethod of and apparatus for charging coal into a coke oven chamberGEWERK SCHALKER EISENHUETTE·Filed 1978·Granted Feb 19, 1980·99 cites·10 claims
- 0292US4225393ADoor-removal deviceGEWERK SCHALKER EISENHUETTE·Filed 1978·Granted Sep 30, 1980·102 cites·9 claims
- 0353US4153515ADischarge apparatus for coke-oven batteryGEWERK SCHALKER EISENHUETTE·Filed 1976·Granted May 8, 1979·7 cites·8 claims
- 0450US4340987AElement for cleaning coking-oven doors and doorjambGEWERK SCHALKER EISENHUETTE·Filed 1980·Granted Jul 27, 1982·5 cites·5 claims
- 0546US4366004AMethod of internally cleaning coke chamber risersGEWERK SCHALKER EISENHUETTE·Filed 1980·Granted Dec 28, 1982·4 cites·1 claims
- 0635US4359364AGas-collecting apparatus for coking installationGEWERK SCHALKER EISENHUETTE·Filed 1981·Granted Nov 16, 1982·2 cites·12 claims
- 0734US4808268AApparatus for cleaning coke oven leveling doors and leveling door framesGEWERK SCHALKER EISENHUETTE·Filed 1987·Granted Feb 28, 1989·3 cites·9 claims
- 0832US5034104AServicing and emptying apparatus for coke-oven batteryGEWERK SCHALKER EISENHUETTE·Filed 1988·Granted Jul 23, 1991·2 cites·14 claims
- 0930US4384652ACoke-oven-door-extracting apparatus and methodGEWERK SCHALKER EISENHUETTE·Filed 1978·Granted May 24, 1983·1 cites·4 claims
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