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:
Jan. 05, 2021
Filed:
Dec. 01, 2016
Applicant:
Interwell P&a As, Hafrsfjord, NO;
Inventors:
Assignee:
INTERWELL P&A AS, Hafrsfjord, NO;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 29/02 (2006.01); E21B 36/00 (2006.01); E21B 29/10 (2006.01); E21B 33/13 (2006.01);
U.S. Cl.
CPC ...
E21B 29/02 (2013.01); E21B 29/10 (2013.01); E21B 33/13 (2013.01); E21B 36/008 (2013.01);
Abstract
A system and a method of an ignitor for electrical ignition of an exothermic mixture to be used in wells, for the purposes of reinstatement of a barrier in well(s), subterranean storage reservoirs for a variety of potential environmental damaging materials such as CO2, radioactive storage, and other uses. Additionally, the ignitor may include a housing with a compartment within the housing, a first exothermic mixture of at least a metal and an oxide provided in the compartment, a first electrode connectable to a first terminal of a power supply, and a second electrode connectable to a second terminal of the power supply.