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:
Jul. 12, 2011

Filed:

Sep. 06, 2005
Applicants:

Matthew Robert George Bell, Houston, TX (US);

Eugene Murphy, Houston, TX (US);

Edward Paul Cernocky, Mandeviille, LA (US);

Christopher Burres, Houston, TX (US);

Aron Ekelund, Houston, TX (US);

Allen Lindfors, Inyokern, CA (US);

Inventors:

Matthew Robert George Bell, Houston, TX (US);

Eugene Murphy, Houston, TX (US);

Edward Paul Cernocky, Mandeviille, LA (US);

Christopher Burres, Houston, TX (US);

Aron Ekelund, Houston, TX (US);

Allen Lindfors, Inyokern, CA (US);

Assignee:

Shell Oil Company, Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/1185 (2006.01);
U.S. Cl.
CPC ...
Abstract

An apparatus for perforating a casing string including a first module and a second module, each including a gun assembly. The first module is positioned longitudinally adjacent the second module on the casing string. Each module contains a firing assembly for igniting the gun assembly in the first module, a remote signaler to remotely detonate the firing assembly, and ballistic transfer assembly for igniting the gun assembly in the second module. The ballistic transfer assembly includes a booster charge.


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