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:
Jul. 09, 2024
Filed:
Aug. 26, 2021
Applicant:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Inventors:
Huimin Song, Spring, TX (US);
Youhe Zhang, Spring, TX (US);
Sudarsanam Chellappa, Houston, TX (US);
Ting Ren, Conroe, TX (US);
Assignee:
SCHLUMBERGER TECHNOLOGY CORPORATION, Sugar Land, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 12/04 (2006.01);
U.S. Cl.
CPC ...
E21B 12/04 (2013.01);
Abstract
A blade on a downhole drilling tool includes a blade body and a blade cover. The blade cover is pre-sintered and conforming to the blade outer shape. The blade cover is attached to the blade body. The blade cover includes a seamless connection between a cover leading face and a cover outer face to reduce wear on the outer face of the blade.