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. 26, 2019
Filed:
Dec. 29, 2017
Applicant:
Odfjell Well Services Norway As, Tananger, NO;
Inventors:
Simon Leiper, Dubai, AE;
Kevin Robertson, Insch Aberdeensir, GB;
Assignee:
ODFJELL WELL SERVICES NORWAY AS, Tananger, NO;
Primary Examiner:
Int. Cl.
CPC ...
E21B 31/06 (2006.01); E21B 31/03 (2006.01); E21B 37/00 (2006.01);
U.S. Cl.
CPC ...
E21B 37/00 (2013.01); E21B 31/06 (2013.01);
Abstract
A tool for suspending in a well retrieves various metal debris from the well, and includes an elongated tool body with a plurality of magnets included in a plurality longitudinal ridges which are circumferentially spaced. In the method a plurality of magnets can be positioned within openings, recesses, or pockets in each ridge, and held in place by one or more retaining plates, the tool being connected to a drill string and lowered into a well.