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.:

US 7861785 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 04, 2011

Filed:

Sep. 07, 2007
Applicants:

W. Lynn Frazier, Corpus Christi, TX (US);

Garrett Frazier, Corpus Christi, TX (US);

Inventors:

W. Lynn Frazier, Corpus Christi, TX (US);

Garrett Frazier, Corpus Christi, TX (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F42D 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A propellant assembly for subsurface fracturing and method for using the same are provided. The assembly can include a first tubular member having an annulus formed therethrough; a second tubular member at least partially disposed within the annulus of the first tubular member; one or more tubular propellants housed within the first tubular member, between an inner diameter of the first tubular member and an outer diameter of the second tubular member; and one or more detonating cords housed within the second tubular member, wherein the second tubular member has one or more portions thereof having a reduced wall thickness.


Find Patent Forward Citations

Frazier, W.. (2011). Downhole perforation tool and method of subsurface fracturing (U.S. Patent No. 7861785). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7861785

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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