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:
Sep. 02, 2025
Filed:
Feb. 22, 2024
Applicant:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Inventors:
Andrew Prisbell, Sugar Land, TX (US);
Atsushi Nakano, Sugar Land, TX (US);
Terry Butler, Alvin, TX (US);
Assignee:
SCHLUMBERGER TECHNOLOGY CORPORATION, Sugar Land, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F42D 1/02 (2006.01); E21B 43/117 (2006.01); E21B 43/119 (2006.01); F42B 1/028 (2006.01); F42D 1/04 (2006.01);
U.S. Cl.
CPC ...
F42D 1/02 (2013.01); E21B 43/117 (2013.01); E21B 43/119 (2013.01); F42B 1/028 (2013.01); F42D 1/04 (2013.01);
Abstract
A charge canister for a perforation tool has a cylindrical body with an expansion portion extending along a radius of the cylindrical body, the expansion portion having a narrow portion at a first end of the expansion portion and a wide portion at a second end of the expansion portion opposite from the first end. An explosive material is disposed within the expansion portion in direct contact with an interior surface thereof.