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.

Date of Patent:
Mar. 05, 2024

Filed:

Dec. 09, 2020
Applicant:

Schlumberger Technology Corporation, Sugar Land, TX (US);

Inventors:

Ling Li, Cheltenham, GB;

Riadh Boualleg, Stonehouse, GB;

Denis Li, Houston, TX (US);

Prashant Saxena, Sugar Land, TX (US);

Kjell Haugvaldstad, Trondheim, NO;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 47/09 (2012.01); E21B 7/06 (2006.01); E21B 47/024 (2006.01);
U.S. Cl.
CPC ...
E21B 47/024 (2013.01); E21B 7/064 (2013.01); E21B 47/09 (2013.01);
Abstract

A method for drilling a subterranean wellbore includes rotating a drill string in the subterranean wellbore to drill the wellbore. The drill string includes a rotary steerable tool or a steerable drill bit including at least first and second axially spaced pads configured to extend radially outward from a tool body and engage a wall of the wellbore. Radial displacements of each of the first and second axially spaced pads are measured while drilling. The measured radial displacements are processed to compute a rate of penetration of drilling.


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