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:
Jan. 19, 2021

Filed:

Feb. 22, 2017
Applicant:

Spex Corporate Holdings Ltd., Aberdeen, GB;

Inventors:

Barry Chapman, Aberdeenshire, GB;

Simon McKay, Banchory, GB;

Andrew Pettitt, Aberdeenshire, GB;

Jamie Oag, Aberdeenshire, GB;

Rae Younger, Aberdeenshire, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 29/02 (2006.01); F42C 19/12 (2006.01); F42D 1/04 (2006.01);
U.S. Cl.
CPC ...
E21B 29/02 (2013.01); F42C 19/12 (2013.01); F42D 1/043 (2013.01);
Abstract

A colliding tool for severing a target in a wellbore as described. The tool comprises a housing having a first chamber, the first chamber containing an explosive charge; and an at least one detonator connected to the explosive charge, the at least one detonator being insulated from temperature in the wellbore. In use, the at least one detonator is configured to simultaneously initiate a first explosion at a first end of the explosive charge and a second explosion at a second end of said explosive charge.


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