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Explosive safe-arming apparatus for perforating guns

Patent ·
OSTI ID:5944497
;
An explosive safe-arming apparatus is described for use with a perforating gun. It includes a fixed barrier disposed between a detonator explosive and a booster explosive, and a movable barrier disposed between laterally facing portions of the detonator and booster explosives. Upon actuating the movable barrier, either a predetermined perforator disarming operating position or perforator arming operating position are obtained.
Assignee:
Schlumberger Technology Corp
Patent Number(s):
US 4292895
OSTI ID:
5944497
Country of Publication:
United States
Language:
English

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Related Subjects

02 PETROLEUM
020300* -- Petroleum-- Drilling & Production
03 NATURAL GAS
030300 -- Natural Gas-- Drilling
Production
& Processing
45 MILITARY TECHNOLOGY, WEAPONRY, AND NATIONAL DEFENSE
450100 -- Military Technology
Weaponry
& National Defense-- Chemical Explosions & Explosives
COMMINUTION
DESIGN
DETONATORS
DRILLING EQUIPMENT
ENGINEERING
EQUIPMENT
EXPLOSIVE FRACTURING
EXPLOSIVES
FRACTURING
GUNS
NATURAL GAS WELLS
OIL WELLS
SAFETY ENGINEERING
WALLS
WELLS