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:
May. 29, 2018
Filed:
Jun. 30, 2015
Applicant:
Gowell International, Llc, Houston, TX (US);
Inventors:
Jinsong Zhao, Houston, TX (US);
Qinshan Yang, Houston, TX (US);
Assignee:
GOWell International, LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01V 1/40 (2006.01); G01V 1/52 (2006.01); E21B 47/10 (2012.01);
U.S. Cl.
CPC ...
E21B 47/101 (2013.01);
Abstract
A device and method for wellbore inspection comprising a downhole tool. The downhole tool may comprise a wireline, a sensor cartridge, and a plurality of centralizers. The method for detecting defects within a wellbore may comprise inserting a downhole tool into a wellbore, wherein the downhole tool comprises a wireline, a sensor cartridge, and a plurality of centralizers. The method also includes producing an acoustic signal with the plurality of centralizers and recording the acoustic signal with a sensor, wherein the sensor records the acoustic signal within an aperture.