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:
Aug. 08, 2023
Filed:
Aug. 23, 2019
Applicant:
Nabors Drilling Technologies Usa, Inc., Houston, TX (US);
Inventor:
Pradeep Annaiyappa, Houston, TX (US);
Assignee:
Nabors Drilling Technologies USA, Ino., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 44/04 (2006.01);
U.S. Cl.
CPC ...
E21B 44/04 (2013.01);
Abstract
Systems and methods for subterranean drilling operations comprising: adjusting a wellbore parameter; measuring a time interval between adjustment of the wellbore parameter and a resulting change at a bottom hole assembly of a drill string; using the measured time interval and determining resistance in the wellbore; and modeling the resistance to form a friction model of the wellbore.