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:
Jun. 30, 2020
Filed:
Sep. 28, 2017
Tco As, Indre Arna, NO;
Geir Arne Melhus, Bryne, NO;
Jostein Elbert, Kjopmannskjaer, NO;
TCO AS, Indre Arna, NO;
Abstract
A method for plugging a subterranean well (), comprising running a perforating tool () into the subterranean well and positioning the perforating tool in a well section (L) to be plugged; operating the perforating tool to create a plurality of holes () in a part () of a casing () located in the well section; running a surge tool () into the well; operating the surge tool () to lower the pressure inside the part () of the casing () located in the well section (L) and flowing a well fluid from an annulus () between the casing () and a well formation () through the holes (); and pumping a fluidized plugging material into the well section (L) via a tubing string ().