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:
Dec. 13, 2022
Filed:
Jul. 04, 2021
Applicant:
Bisn Tec Ltd, Warrington, GB;
Inventor:
Paul Carragher, Lymm, GB;
Assignee:
Bisn Tec. Ltd., Cheshire, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/122 (2006.01); E21B 33/124 (2006.01); E21B 33/12 (2006.01); E21B 36/00 (2006.01); E21B 31/00 (2006.01); E21B 29/10 (2006.01); E21B 17/042 (2006.01); E21B 33/13 (2006.01); E21B 41/00 (2006.01); E21B 19/00 (2006.01); E21B 33/14 (2006.01); E21B 43/10 (2006.01);
U.S. Cl.
CPC ...
E21B 33/122 (2013.01); E21B 17/042 (2013.01); E21B 19/00 (2013.01); E21B 29/10 (2013.01); E21B 31/007 (2013.01); E21B 33/124 (2013.01); E21B 33/1208 (2013.01); E21B 33/13 (2013.01); E21B 33/14 (2013.01); E21B 36/008 (2013.01); E21B 41/00 (2013.01); E21B 43/10 (2013.01);
Abstract
An oil or gas well downhole fishing tool has a receptacle that is open at one end. The tool also has deployment tool engaging means, located on the opposite end of the receptacle to the one end. The tool further has a layer of an alloy provided on the interior surface of the receptacle. The alloy is a eutectic alloy and/or bismuth alloy. The tool further comprises heating means to heat the alloy so that it melts and can flow over any object received within the receptacle.