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:
Sep. 24, 2019

Filed:

Dec. 14, 2015
Applicant:

Baker Hughes Incorporated, Houston, TX (US);

Inventors:

Timothy Sampson, Tomball, TX (US);

Stephen Zuklic, Humble, TX (US);

Khaled Gasmi, Houston, TX (US);

Brent W. Naizer, Tomball, TX (US);

Rajani Satti, Spring, TX (US);

Scott G. Nelson, Cypress, TX (US);

Harold D. Brannon, Magnolia, TX (US);

Jason McCann, Cypress, TX (US);

James N. Gilliat, Spring, TX (US);

Juan C. Flores, The Woodlands, TX (US);

Assignee:

BAKER HUGHES INCORPORATED, Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/117 (2006.01); E21B 43/26 (2006.01); E21B 43/263 (2006.01);
U.S. Cl.
CPC ...
E21B 43/117 (2013.01); E21B 43/26 (2013.01); E21B 43/263 (2013.01);
Abstract

A system and method for stimulating hydrocarbon production from a wellbore that perforates the formation around the wellbore in strategic locations so that fractures can be formed in the formation having specific orientations. The system includes deep penetration perforators that extend past a portion of the formation adjacent the wellbore having locally high internal stresses (a stress cage); and big hole perforators that form perforations with a larger entrance diameter. The perforators form perforations in the formation that are axially consolidated along the wellbore. After perforating, the wellbore is hydraulically fractured with high pressure fluid, which creates fractures in a formation surrounding the wellbore that extend radially outward from the perforations. Creating perforations that are axially consolidated reduces the chances of forming competing fractures in the formation during fracturing.


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