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:
Nov. 30, 2021
Filed:
Mar. 23, 2020
Applicant:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Inventor:
Mauro Caresta, Cambridge, GB;
Assignee:
SCHLUMBERGER TECHNOLOGY CORPORATION, Sugar Land, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/06 (2006.01); E21B 47/00 (2012.01); E21B 10/42 (2006.01); E21B 47/13 (2012.01);
U.S. Cl.
CPC ...
E21B 7/062 (2013.01); E21B 10/42 (2013.01); E21B 47/00 (2013.01); E21B 47/13 (2020.05);
Abstract
A steering assembly configured for circumferential disposition about a drill string above a drill head and having top and bottom surfaces, an under-gauge peripheral section, and an over-gauge peripheral section substantially opposing the under-gauge peripheral section, where the maximum under-gauge on the top surface in the under-gauge peripheral section is greater than the maximum over-gauge on the bottom surface in the over-gauge peripheral section.