Inventor
WILLIAMS III BOLIE C
US11 patents
⚠️ This page may combine multiple inventors who share the name “WILLIAMS III BOLIE C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CAMERON IRON WORKS INC
8 patentsUS4229012AOct 21, 1980
Variable bore packer assembly for ram-type blowout preventers
CAMERON IRON WORKS INC43 citations92
US4508311AApr 2, 1985
Annular blowout preventer
CAMERON IRON WORKS INC27 citations90
US4310139AJan 12, 1982
Annular blowout preventer
CAMERON IRON WORKS INC32 citations89
US4579314AApr 1, 1986
Annular blowout preventer
CAMERON IRON WORKS INC19 citations81
US4541639ASep 17, 1985
Ram-type blowout preventer with improved ram front packer
CAMERON IRON WORKS INC22 citations81
US4460151AJul 17, 1984
Annular blowout preventer
CAMERON IRON WORKS INC21 citations79
US4508312AApr 2, 1985
Ram-type blowout preventer
CAMERON IRON WORKS INC14 citations73
US4460150AJul 17, 1984
Annular blowout preventer
CAMERON IRON WORKS INC17 citations68