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. 29, 2022

Filed:

Mar. 26, 2020
Applicant:

Saudi Arabian Oil Company, Dhahran, SA;

Inventors:

Bodong Li, Dhahran, SA;

Chinthaka Pasan Gooneratne, Dhahran, SA;

Timothy E. Moellendick, Dhahran, SA;

Rami F. Saleh, Dhahran, SA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 23/00 (2006.01); E21B 21/00 (2006.01); E21B 10/26 (2006.01); E21B 33/13 (2006.01); E21B 34/12 (2006.01); E21B 10/30 (2006.01); E21B 10/32 (2006.01);
U.S. Cl.
CPC ...
E21B 21/003 (2013.01); E21B 10/26 (2013.01); E21B 23/006 (2013.01); E21B 33/13 (2013.01); E21B 34/12 (2013.01); E21B 10/30 (2013.01); E21B 10/32 (2013.01);
Abstract

Bottom hole assemblies for deploying fabric can include: a body configured to be attached to a drill pipe; a control tube disposed inside the body at a position controlled by engagement of a cam with a continuous guide path; a set tube, the set tube and the body together defining a pressure chamber with the body defining an inlet port extending between the interior cavity and pressure chamber, the set tube movable between a rolling position and a reaming position; a reamer assembly with at least one first articulated arm with extending between first attachment point on the body and the set tube; and a roller assembly with: at least one second articulated arm extending between the set tube and a second attachment point on the body; and a roller positioned at a joint of each second articulated arm.


Find Patent Forward Citations

Loading…