Ammunition and explosives – Blasting – Contained blasting charge
Reexamination Certificate
2005-09-08
2008-08-12
Bergin, James S (Department: 3641)
Ammunition and explosives
Blasting
Contained blasting charge
C102S332000, C102S275600, C102S289000, C166S271000, C166S308100
Reexamination Certificate
active
07409911
ABSTRACT:
An apparatus for fracturing wells employs a propellant charge and an ignition cord wrapped around the outer surface of the propellant charge to rapidly ignite the outer surface of the propellant charge.
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Passamaneck Richard S.
Tiernan John P.
Bergin James S
Dorr, Carson & Birney, P.C.
Propellant Fracturing & Stimulation, LLC
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