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.

Date of Patent:
Mar. 26, 2019

Filed:

Oct. 04, 2016
Applicant:

Owen Oil Tools Lp, Houston, TX (US);

Inventors:

Shaun Geerts, Crowley, TX (US);

James Kinsey, Crowley, TX (US);

Matthew C. Clay, Burleson, TX (US);

Assignee:

OWEN OIL TOOLS LP, Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 31/00 (2006.01); F42B 1/028 (2006.01); E21B 43/117 (2006.01); E21B 43/119 (2006.01);
U.S. Cl.
CPC ...
E21B 43/117 (2013.01); E21B 31/002 (2013.01); E21B 43/119 (2013.01); F42B 1/028 (2013.01);
Abstract

A perforating tool includes a charge holder connected to a work string and a perforator fixed in a charge holder disposed along the work string. The perforator includes a cylindrical case, an explosive material, a metal cap, and a detonating cord. The case has a bulkhead at a first end, an open mouth at a second end, and an interior volume. The first end includes a post having a slot. The explosive material is disposed in the interior volume. The metal cap covers the open mouth of the case and has a disk section defined by a separator ring. The separator ring has a structurally weakened zone that encircles the disk section. The detonating cord is received in the slot of the post.


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