logo

For the Inventor, By the Inventor

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 9689237 B1

PDFFull Text
Date of Patent:
Jun. 27, 2017

Filed:

Jul. 25, 2014

Dual barrier perforating system

Applicant:

Halliburton Energy Services, Inc., Houston, TX (US);

Inventors:

Michael Richard Johnson, Lafayette, LA (US);

Blake Lyndon Arabie, Lafayette, LA (US);

Assignee:

HALLIBURTON ENERGY SERVICES, INC., Houston, TX (US);

Attorney:

McAfee & Taft A Professional Corporation

Primary Examiner:

Daniel P Stephenson

Int. Cl.
CPC ...
E21B 23/06 (2006.01); E21B 33/124 (2006.01); E21B 33/138 (2006.01); E21B 34/12 (2006.01); E21B 43/116 (2006.01); E21B 33/128 (2006.01); E21B 33/134 (2006.01);
U.S. Cl.
CPC ...
E21B 43/116 (2013.01); E21B 33/128 (2013.01); E21B 33/134 (2013.01);
Abstract

A system and method for use in used in oil and gas wellbores is provided. More specifically, the disclosure relates to barriers or seals used in downhole operations involving activities such as perforating operations and well abandonment operations. The system and method relate to sealing a borehole such as when a well is being abandoned at the end of its productive life. The embodiments are particularly applicable to boreholes containing casing with an inner wall and an outer wall wherein an annulus is formed between the outer wall of the casing and the borehole wall.

Find Patent Forward Citations

Johnson, Michael. (2017). Dual barrier perforating system (U.S. Patent No. 9689237). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9689237

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

Loading…