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:
May. 26, 2020

Filed:

Jun. 22, 2015
Applicant:

Octopus Completions Ltd, Bagshot, Surrey, GB;

Inventor:

Philip Head, Virginia Water Surrey, GB;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 41/00 (2006.01); E21B 1/00 (2006.01); E21B 7/06 (2006.01); E21B 7/20 (2006.01); E21B 17/07 (2006.01); E21B 33/124 (2006.01);
U.S. Cl.
CPC ...
E21B 41/0042 (2013.01); E21B 1/00 (2013.01); E21B 7/061 (2013.01); E21B 7/20 (2013.01); E21B 17/07 (2013.01); E21B 33/124 (2013.01); E21B 41/0035 (2013.01);
Abstract

A drilling apparatus for drilling a lateral bore to main bore, comprises a casing in the main bore, having at least one window, at least one lateral tube, including a bit or other soil penetrator, the lateral tube which engages with an aperture in the casing, the outer diameter of lateral tube flush with aperture, such that the lateral tube is forced through the casing aperture into the formation when a sufficient pressure differential between the inside of the casing and the outside of the casing and a plurality of packers disposed at intervals along the outside of the casing, capable of sealing the annulus to the passage of fluids.


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