The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 12, 2008
Filed:
Sep. 08, 2005
Applicants:
John P. Tiernan, Newnan, GA (US);
Richard S. Passamaneck, Golden, CO (US);
Inventors:
John P. Tiernan, Newnan, GA (US);
Richard S. Passamaneck, Golden, CO (US);
Assignee:
Propellant Fracturing & Stimulation, LLC, Peachtree City, GA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F42D 1/04 (2006.01); E21B 43/26 (2006.01);
U.S. Cl.
CPC ...
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.