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US 2006/0048664 A1Published application
Propellant for fracturing wells
AssigneePropellant Fracturing & Stimulation, LLC
InventorsJohn Tiernan, Richard Passamaneck
Life of this patent
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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.
Claims15
An apparatus for fracturing wells comprising:
- a propellant charge for insertion into a well and having an outer surface;
- and
- an ignition cord wrapped around the propellant charge to rapidly ignite the outer surface of the propellant charge.
An apparatus for fracturing wells comprising:
- a propellant charge for insertion into a well and having a generally cylindrical outer surface;
- and
- an ignition cord helically wrapped around at least a portion of the outer surface of the propellant charge to rapidly ignite the outer surface of the propellant charge.
Dependencies are inferred from the claim text.