Inventor
JONES MARVIN R
US22 patents
⚠️ This page may combine multiple inventors who share the name “JONES MARVIN R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CAMERON IRON WORKS INC
11 patentsUS4531580AJul 30, 1985
Rotating blowout preventers
CAMERON IRON WORKS INC145 citations98
US4347898ASep 7, 1982
Shear ram blowout preventer
CAMERON IRON WORKS INC89 citations96
US4132267AJan 2, 1979
Pipe shearing ram assembly for blowout preventer
CAMERON IRON WORKS INC74 citations96
US4078605AMar 14, 1978
Riser pipe string
CAMERON IRON WORKS INC101 citations96
US4265424AMay 5, 1981
Blowout preventer and improved ram packer structure
CAMERON IRON WORKS INC30 citations92
US4223700ASep 23, 1980
Flow line switch
CAMERON IRON WORKS INC34 citations92
US4130161ADec 19, 1978
Underwater Christmas tree
CAMERON IRON WORKS INC31 citations92
US4057887ANov 15, 1977
Pipe disconnecting apparatus
CAMERON IRON WORKS INC39 citations91
US4007904AFeb 15, 1977
Annular blowout preventer
CAMERON IRON WORKS INC30 citations82
US3957113AMay 18, 1976
Pipe disconnecting apparatus
CAMERON IRON WORKS INC23 citations81
US4152015AMay 1, 1979
Casing hanger
CAMERON IRON WORKS INC13 citations72
KOOMEY BLOWOUT PREVENTERS INC
6 patentsUS4582293AApr 15, 1986
Hydraulically operated valves
KOOMEY BLOWOUT PREVENTERS INC62 citations96
US4519577AMay 28, 1985
Flow controlling apparatus
KOOMEY BLOWOUT PREVENTERS INC61 citations96
US4508313AApr 2, 1985
Valves
KOOMEY BLOWOUT PREVENTERS INC79 citations96
US4589625AMay 20, 1986
Hydraulically operated valves
KOOMEY BLOWOUT PREVENTERS INC35 citations92
US4580626AApr 8, 1986
Blowout preventers having shear rams
KOOMEY BLOWOUT PREVENTERS INC37 citations92
US4519571AMay 28, 1985
Fluid operated, axially reciprocating actuator
KOOMEY BLOWOUT PREVENTERS INC20 citations70