E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
166/21
E21B 43/26 (2006.01) E21B 43/263 (2006.01)
Patent
CA 1239866
FORMATION STIMULATING TOOL WITH ANTI-ACCELERATION PROVISIONS Abstract of the Disclosure A device for fracturing a subterranean formation includes a propellent charge which generates, during combustion, a large quantity of high pressure combustion products. Means are provided on the device to prevent or minimize rapid upward movement of the device during combustion. This obviates "bird nesting" of the wire line, wire line damage and the like.
495701
Macrae & Co.
Mohaupt Henry H.
LandOfFree
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