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:
Jul. 25, 2023
Filed:
Oct. 09, 2018
Applicant:
Petroleum Technology Company As, Stavanger, NO;
Inventor:
Erling Kleppa, Jørpeland, NO;
Assignee:
Petroleum Technology Company AS, Stavanger, NO;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 43/12 (2006.01); E21B 47/135 (2012.01); E21B 34/06 (2006.01); E21B 47/14 (2006.01); E21B 47/06 (2012.01); G01H 9/00 (2006.01); G01V 11/00 (2006.01);
U.S. Cl.
CPC ...
E21B 43/123 (2013.01); E21B 34/06 (2013.01); E21B 47/135 (2020.05); E21B 47/14 (2013.01); G01H 9/004 (2013.01); E21B 47/06 (2013.01); G01V 11/002 (2013.01);
Abstract
A downhole device for installation in a petroleum well, comprising a sensor, a controller and a power source. The device further comprises an acoustic speaker configured to output a sound signal from the downhole device to a fiber optic cable in the well.