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.:
Date of Patent:
May. 12, 2015
Filed:
Jun. 30, 2011
Applicant:
Nauman H. Mhaskar, Cypress, TX (US);
Inventor:
Nauman H. Mhaskar, Cypress, TX (US);
Assignee:
Baker Hughes Incorporated, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/117 (2006.01);
U.S. Cl.
CPC ...
E21B 43/117 (2013.01);
Abstract
A perforating gun body including a first layer having a first yield strength and a second layer having a second yield strength, the second layer positioned radially inwardly from the first layer with a radial gap initially provided between the first and second layers, the second layer expanded radially to engage the first and second layers, the first and second yield strengths being dissimilar.