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:
Mar. 30, 2021
Filed:
Aug. 02, 2017
Applicant:
Expro Americas, Llc, Houston, TX (US);
Inventor:
Kerry G. Daly, Conroe, TX (US);
Assignee:
Expro Americas, LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 43/1185 (2006.01); F41A 19/13 (2006.01); F42B 3/10 (2006.01); F42C 15/44 (2006.01);
U.S. Cl.
CPC ...
E21B 43/1185 (2013.01); F41A 19/13 (2013.01); F42B 3/10 (2013.01); F42C 15/44 (2013.01);
Abstract
A tubing conveying perforating system with a firing head is provided, and a method for using the same is provided. The firing head includes a firing pin and a percussion initiator. The firing pin is configured to degrade over a predetermined period of time from an initial state to a degraded state, and in the degraded state the firing head is inoperable.