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. 24, 2020
Filed:
Sep. 06, 2017
Applicant:
Ardyne Holdings Limited, Aberdeen, GB;
Inventor:
Steffen Hansen, Aberdeen, GB;
Assignee:
ARDYNE HOLDINGS LIMITED, Aberdeen, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 29/00 (2006.01); E21B 23/04 (2006.01); E21B 10/32 (2006.01);
U.S. Cl.
CPC ...
E21B 23/04 (2013.01); E21B 10/322 (2013.01); E21B 29/005 (2013.01);
Abstract
A downhole cutting tool and method of operating the cutting tool. The cutting tool () has first and second flow pathways through the tool body () and a switching mechanism operated by axial force via weight-set or drop ball to control the opening of the flow pathways and direct fluid to the second flow path and operate the cutting mechanism (). Fluid flow through the first pathway can be used to actuate a hydraulically operated tool mounted on the tool string below the cutting tool ().