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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.:

US 10502029 B1

PDFFull Text
Expired
Date of Patent:
Dec. 10, 2019

Filed:

Jun. 01, 2017

Downhole power supply device

Applicant:

Welltec Oilfield Solutions Ag, Zug, CH;

Inventor:

Carsten Nesgaard, Allerød, DK;

Assignee:

WELLTEC OILFIELD SOLUTIONS AG, Zug, CH;

Attorney:

Nixon & Vanderhye P.C.

Primary Examiner:

Taras P Bemko

Assistant Examiner:

Manuel C Portocarrero

Int. Cl.
CPC ...
E21B 41/00 (2006.01); E21B 47/06 (2012.01); H01M 8/04119 (2016.01); H01M 8/04082 (2016.01); H01M 8/103 (2016.01); H01M 8/18 (2006.01); H01M 8/1018 (2016.01); E21B 23/00 (2006.01); E21B 23/01 (2006.01);
U.S. Cl.
CPC ...
E21B 41/0085 (2013.01); E21B 47/065 (2013.01); H01M 8/04171 (2013.01); H01M 8/04201 (2013.01); H01M 8/103 (2013.01); H01M 8/186 (2013.01); H01M 2008/1095 (2013.01); H01M 2250/10 (2013.01); Y02B 90/14 (2013.01);
Abstract

The present invention relates to a downhole power supply device for supplying power in situ to a power consuming device arranged in a well, comprising a fuel cell producing electricity and water and having a fuel inlet, an oxidising inlet, an electric output and a water outlet, a fuel container fluidly connected to the fuel inlet, and an oxidising agent container fluidly connected to the oxidising inlet, wherein the fuel cell has an internal pressure which is at least 1.0 bar for increasing a boiling temperature of the water produced in the fuel cell. Furthermore, the present invention relates to a downhole system.

Find Patent Forward Citations

Nesgaard, Carsten. (2019). Downhole power supply device (U.S. Patent No. 10502029). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10502029

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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