Inventor
STEINKUHL BERND
DE34 patents
⚠️ This page may combine multiple inventors who share the name “STEINKUHL BERND”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEWERK EISENHUETTE WESTFALIA
27 patentsUS4571003AFeb 18, 1986
Apparatus for controlling the position of a mineral mining machine
GEWERK EISENHUETTE WESTFALIA131 citations96
US4762372AAug 9, 1988
Cutter-bit assemblies
GEWERK EISENHUETTE WESTFALIA28 citations92
US4607890AAug 26, 1986
Guides for mineral mining machines
GEWERK EISENHUETTE WESTFALIA28 citations92
US4626034ADec 2, 1986
Cutter-bit assemblies
GEWERK EISENHUETTE WESTFALIA28 citations90
US5224582AJul 6, 1993
Channel sections for scraper-chain conveyors
GEWERK EISENHUETTE WESTFALIA20 citations82
US5171065ADec 15, 1992
Mineral mining installation with chain-tensioning system
GEWERK EISENHUETTE WESTFALIA7 citations74
US4583785AApr 22, 1986
Mineral winning plough
GEWERK EISENHUETTE WESTFALIA14 citations74
US4557525ADec 10, 1985
Cutter bit assembly
GEWERK EISENHUETTE WESTFALIA10 citations74
US4456307AJun 26, 1984
Cutter bit assembly
GEWERK EISENHUETTE WESTFALIA12 citations74
US4142812AMar 6, 1979
Scraper-chain conveyors
GEWERK EISENHUETTE WESTFALIA11 citations74
US3999651ADec 28, 1976
Conveyors for use in mining
GEWERK EISENHUETTE WESTFALIA8 citations74
US4735304AApr 5, 1988
Scraper-chain conveyor channel section
GEWERK EISENHUETTE WESTFALIA13 citations73
US4548444AOct 22, 1985
Mineral winning plough
GEWERK EISENHUETTE WESTFALIA8 citations73
US4179161ADec 18, 1979
Plough for winning material from a mineral face
GEWERK EISENHUETTE WESTFALIA7 citations73
US5092660AMar 3, 1992
Cutter bit assemblies and arrangements for use with mining or tunnelling machines
GEWERK EISENHUETTE WESTFALIA17 citations72
US5033604AJul 23, 1991
Connections between the pans of scraper-chain conveyors
GEWERK EISENHUETTE WESTFALIA14 citations72
US4934757AJun 19, 1990
Control of mineral mining machines
GEWERK EISENHUETTE WESTFALIA16 citations72
US4787501ANov 29, 1988
Connections for scraper-chain conveyors
GEWERK EISENHUETTE WESTFALIA9 citations68
US4453771AJun 12, 1984
Mineral winning plough with sword plate formed of plural parts
GEWERK EISENHUETTE WESTFALIA5 citations63
US4332421AJun 1, 1982
Coupling devices for connecting a mineral mining machine to a drive chain
GEWERK EISENHUETTE WESTFALIA2 citations63
US4403809ASep 13, 1983
Mineral winning plough
GEWERK EISENHUETTE WESTFALIA6 citations62
US4199194AApr 22, 1980
Control means for a coal plough
GEWERK EISENHUETTE WESTFALIA2 citations62
US5167438ADec 1, 1992
Guides for mineral winning ploughs
GEWERK EISENHUETTE WESTFALIA5 citations61
US4458951AJul 10, 1984
Apparatus for controlling the position of a mineral mining machine
GEWERK EISENHUETTE WESTFALIA5 citations61
US4159850AJul 3, 1979
Mineral mining installation with face end winning
GEWERK EISENHUETTE WESTFALIA6 citations61
US4245736AJan 20, 1981
Devices for attachment to scraper-chain conveyors used in mineral mining
GEWERK EISENHUETTE WESTFALIA4 citations60
US4715659ADec 29, 1987
Mineral mining installations
GEWERK EISENHUETTE WESTFALIA3 citations58
WESTFALIA BECORIT IND TECH
4 patentsUS5287955AFeb 22, 1994
Connections for inter-connecting the pans of scraper-chain conveyors
WESTFALIA BECORIT IND TECH20 citations92
US5249664AOct 5, 1993
Scraper units for scraper-chain assemblies
WESTFALIA BECORIT IND TECH16 citations74
US5156258AOct 20, 1992
Scraper-chain conveyors for use in mineral mining
WESTFALIA BECORIT IND TECH11 citations74
US5267640ADec 7, 1993
Transfer station assembly for scraper-chain conveyors
WESTFALIA BECORIT IND TECH6 citations60
DBT GMBH
3 patentsUS5601341AFeb 11, 1997
Drive gear and guide arrangement for a mining machine, in particular a disk shearer
DBT GMBH23 citations93
US5947265ASep 7, 1999
Chain drum arrangement for scraper chain conveyors
DBT GMBH37 citations92
US5927479AJul 27, 1999
Chain drum arrangement for scraper chain conveyors
DBT GMBH21 citations92