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:
Feb. 01, 2022
Filed:
Jul. 09, 2018
Applicant:
Equinor Energy As, Stavanger, NO;
Inventors:
Morten Eidem, Trondheim, NO;
Gaute Grindhaug, Hafrsfjord, NO;
Assignee:
EQUINOR ENERGY AS, Stavanger, NO;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 29/00 (2006.01); E21B 10/32 (2006.01);
U.S. Cl.
CPC ...
E21B 29/005 (2013.01); E21B 10/32 (2013.01);
Abstract
A tool for use in a borehole to perform a milling, under reaming, or other cutting operation includes a tool body configured for rotation about its longitudinal axis, within the borehole, and a set of cutters, the set including two or more cutters which, at least in a deployed configuration, extend outwardly from the tool body and are fixedly coupled together whilst being pivotally coupled to the tool body substantially on said axis so that the cutters rotate with the tool body whilst being pivotable together relative to the tool body during cutting.