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:
Apr. 05, 2022

Filed:

May. 02, 2019
Applicant:

Smith International, Inc., Houston, TX (US);

Inventors:

Pusheng Zhang, Cypress, TX (US);

Audrey Cherel, Houston, TX (US);

Baozhong Yang, Pearland, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 47/017 (2012.01); E21B 47/12 (2012.01); E21B 47/26 (2012.01); E21B 41/00 (2006.01); E21B 17/10 (2006.01);
U.S. Cl.
CPC ...
E21B 47/017 (2020.05); E21B 17/10 (2013.01); E21B 41/00 (2013.01); E21B 47/12 (2013.01); E21B 47/26 (2020.05);
Abstract

A downhole recording device includes a housing centralizer, a housing, at least one radial connector connecting the housing to the housing centralizer, and an annular space between the housing centralizer and housing. The housing centralizer has a first end and a second end with a longitudinal opening through the housing centralizer from the first end to the second end. The housing is positioned radially within the longitudinal opening. The housing is configured to receive a downhole sensor. The annular space is located in the longitudinal opening of the housing centralizer and allows fluid communication from the first end of the housing centralizer to the second end of the housing centralizer.


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