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:
Feb. 22, 2022

Filed:

Apr. 16, 2020
Applicant:

Relex Instruments Asia Pacific, Balcatta, AU;

Inventors:

Andrew Phillip Beach, Balcatta, AU;

Nigel Warwick Gaylard, Balcatta, AU;

Timothy Merle Price, San Luis Obispo, CA (US);

Richard Kabzinski, Balcatta, AU;

James Barry Reilly, Balcatta, AU;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 34/08 (2006.01); E21B 25/02 (2006.01); E21B 25/00 (2006.01); E21B 41/00 (2006.01);
U.S. Cl.
CPC ...
E21B 34/08 (2013.01); E21B 25/02 (2013.01); E21B 25/00 (2013.01); E21B 41/0085 (2013.01);
Abstract

An inner core barrel assembly incorporates an inner core tube. A body is connected to the inner core tube with a coupling mechanism. The coupling mechanism is configured to maintain a fixed rotational orientation with the inner core tube. The body includes a flow path for liquid within the inner core tube to flow as the inner core barrel assembly descends through a drill string. a core orientation system is contained within the body and positioned within the inner core tube.


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