Inventor
PARROTT GEORGE A
GB14 patents
⚠️ This page may combine multiple inventors who share the name “PARROTT GEORGE A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DRESSER EUROPE SA
7 patentsUS4515409AMay 7, 1985
Mining machine
DRESSER EUROPE SA15 citations73
US4435018AMar 6, 1984
Mineral winning machine for "in web" mining system
DRESSER EUROPE SA11 citations73
US4155598AMay 22, 1979
Longwall mining machine
DRESSER EUROPE SA7 citations71
US4248483AFeb 3, 1981
End cutting unit for a mining machine
DRESSER EUROPE SA3 citations62
US4172561AOct 30, 1979
Mineral lump breaker
DRESSER EUROPE SA4 citations62
US4123110AOct 31, 1978
Auxiliary device for a mining machine
DRESSER EUROPE SA5 citations57
US4125227ANov 14, 1978
Breaking apparatus for use with a conveyor
DRESSER EUROPE SA1 citations46
MINNOVATION LTD
5 patentsUS5378048AJan 3, 1995
Spray nozzle for mining
MINNOVATION LTD24 citations92
US5007684AApr 16, 1991
Water spray unit for mining
MINNOVATION LTD27 citations92
US4846631AJul 11, 1989
Gearbox for a rotary, mineral cutting head
MINNOVATION LTD24 citations92
US4652056AMar 24, 1987
Mineral cutting device
MINNOVATION LTD14 citations66
US4621869ANov 11, 1986
Rotary cutting head
MINNOVATION LTD2 citations62