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. 05, 2026
Filed:
Feb. 15, 2023
Applicant:
Saudi Arabian Oil Company, Dhahran, SA;
Inventors:
Guodong Zhan, Dhahran, SA;
Jianhui Xu, Dhahran, SA;
Bodong Li, Dhahran, SA;
Abdulwahab S. Aljohar, Dhahran, SA;
Assignee:
Saudi Arabian Oil Company, Dhahran, SA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 1/38 (2006.01); B22F 3/14 (2006.01); B22F 3/16 (2006.01); B22F 5/00 (2006.01); B22F 7/06 (2006.01); E21B 10/40 (2006.01); E21B 10/55 (2006.01); E21B 10/567 (2006.01);
U.S. Cl.
CPC ...
B22F 3/14 (2013.01); B22F 3/16 (2013.01); B22F 7/06 (2013.01); E21B 1/38 (2020.05); E21B 10/40 (2013.01); E21B 10/55 (2013.01); E21B 10/5673 (2013.01); B22F 2005/001 (2013.01); B22F 2302/10 (2013.01); B22F 2302/406 (2013.01); B22F 2998/10 (2013.01);
Abstract
Cutters for a downhole drill bit can be formed by providing a catalyst-free synthesized polycrystalline diamond (PCD) having a cross-sectional dimension of at least 8 millimeters; providing a substrate comprising tungsten carbide; and attaching the synthesized PCD to the substrate comprising tungsten carbide to form a PDC cutter.