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:
Jul. 13, 2021

Filed:

Oct. 28, 2019
Applicant:

Comitt Well Solutions Us Holding Inc., Katy, TX (US);

Inventor:

Peter Kris Cleven, Grand-Barachois, CA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/25 (2006.01); E21B 43/16 (2006.01); E21B 34/10 (2006.01); E21B 37/08 (2006.01); E21B 34/06 (2006.01); E21B 34/14 (2006.01); E21B 43/26 (2006.01);
U.S. Cl.
CPC ...
E21B 34/10 (2013.01); E21B 34/063 (2013.01); E21B 34/14 (2013.01); E21B 37/08 (2013.01); E21B 43/16 (2013.01); E21B 43/25 (2013.01); E21B 43/26 (2013.01); E21B 2200/06 (2020.05);
Abstract

A system () for stimulating a well with an annulus () formed by a string () and a wellbore (), wherein the system () comprises a pressure activated injection assembly () configured to open at an activation pressure below an injection pressure and a mechanically operated sand control assembly () configured to flush the annulus () after injection. The system () comprises a pressure activated flushing device () mounted uphole from the injection assembly () and configured to open radial flush ports () between the interior of string () and the annulus () at a flushing pressure above the injection pressure. An optional release mechanism for the pressure activated injection assembly () is also disclosed.


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