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:
Feb. 26, 2019
Filed:
May. 13, 2016
Applicant:
National Oilwell Dht, L.p., Conroe, TX (US);
Inventors:
Guodong Zhan, The Woodlands, TX (US);
Biju Pillai Kumar, Pasadena, TX (US);
Russell C. Gilleylen, Spring, TX (US);
Michael D. Hughes, Spring, TX (US);
Xinhua Liang, Rolla, MO (US);
Assignee:
NATIONAL OILWELL DHT, L.P., Conroe, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C 16/44 (2006.01); C23C 16/455 (2006.01); E21B 10/567 (2006.01);
U.S. Cl.
CPC ...
C23C 16/4417 (2013.01); C23C 16/45555 (2013.01); E21B 10/567 (2013.01);
Abstract
A method of fabricating a PCD cutter element including a diamond table including a plurality of coated diamond particles fabricated using an atomic layer deposition (ALD) process.