Inventor
COUNCIL MALCOLM N
US13 patents
⚠️ This page may combine multiple inventors who share the name “COUNCIL MALCOLM N”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OTIS ENG CO
10 patentsUS4919204AApr 24, 1990
Apparatus and methods for cleaning a well
OTIS ENG CO164 citations97
US4515220AMay 7, 1985
Apparatus and method for rotating coil tubing in a well
OTIS ENG CO104 citations96
US5244046ASep 14, 1993
Coiled tubing drilling and service unit and method for oil and gas wells
OTIS ENG CO97 citations94
US4705107ANov 10, 1987
Apparatus and methods for cleaning a well
OTIS ENG CO59 citations94
US5191173AMar 2, 1993
Electrical cable in reeled tubing
OTIS ENG CO104 citations92
US4945938AAug 7, 1990
Reels and carriers therefor
OTIS ENG CO80 citations92
US4251176AFeb 17, 1981
Well tubing handling apparatus
OTIS ENG CO51 citations92
US4085796AApr 25, 1978
Well tubing handling system
OTIS ENG CO46 citations92
US4781250ANov 1, 1988
Pressure actuated cleaning tool
OTIS ENG CO34 citations91
US4381904AMay 3, 1983
Hydraulic power pack
OTIS ENG CO12 citations66