E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
166/11
E21B 29/02 (2006.01) E21B 43/116 (2006.01) F42C 19/12 (2006.01) F42D 1/04 (2006.01)
Patent
CA 1303968
THROUGH BULKHEAD EXPLOSIVE INITIATOR FOR OIL WELL USAGE ABSTRACT In an exposed perforating gun assembly, contact with well fluids at high pressure and temperature is detrimental to explosives in the explosive train. This device protects such explosives and includes a cylindrical housing with a bore having an electrical feedthrough at one end, an enclosed initiator a cooperative sleeve and cooperative sealed retained. The detonating cord is sealed into proximity with the initiator and is held against high pressure extrusion by the sealed retainer. WX 87.071
563816
Barker James Marshall
Grigar Larry Lee
Schramek Dennis Earl
Haliburton Company
Swabey Ogilvy Renault
LandOfFree
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