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:
Dec. 22, 2020
Filed:
Jul. 27, 2015
Schlumberger Technology Corporation, Sugar Land, TX (US);
You Lu, Sugar Land, TX (US);
Manuel P. Marya, Rosharon, TX (US);
Virendra Singh, Stafford, TX (US);
Tatiana Reyes Ayers, Rosenberg, TX (US);
SCHLUMBERGER TECHNOLOGY CORPORATION, Sugar Land, TX (US);
Abstract
Embodiments of the present technology may include a tubular product for oilfield applications. The tubular product may include a tubular substrate, which may include a ferrous alloy. The tubular substrate may have an inner surface characterized by an inner diameter and an outer surface characterized by an outer diameter. The tubular product may also include a first layer deposited over at least one of the inner surface or the outer surface. The first layer may include aluminum. The tubular product may further include a second layer, which may include aluminum oxide formed by micro arc oxidation of a portion of the first layer.