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:
Apr. 27, 2021

Filed:

Sep. 26, 2019
Applicant:

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

Inventors:

Yuelin Shen, Spring, TX (US);

Zhengxin Zhang, Spring, TX (US);

Wei Chen, Katy, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 44/06 (2006.01); E21B 45/00 (2006.01); E21B 4/02 (2006.01); E21B 21/08 (2006.01); E21B 7/04 (2006.01);
U.S. Cl.
CPC ...
E21B 44/06 (2013.01); E21B 4/02 (2013.01); E21B 21/08 (2013.01); E21B 45/00 (2013.01); E21B 7/04 (2013.01);
Abstract

A method can include receiving a maximum depth of cut value of a bit that accounts for bit body formation engagement; receiving a total revolution rate value for the bit that is based at least in part on a differential pressure value of a mud motor; generating a rate of penetration value for the bit as operatively coupled to the mud motor by multiplying the maximum depth of cut value and the total revolution rate value; and operating a rigsite system according to the rate of penetration value for drilling a portion of a borehole using the bit as operatively coupled to the mud motor.


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