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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 10119392 B1

PDFFull Text
Date of Patent:
Nov. 06, 2018

Filed:

Nov. 26, 2014

Determining depth of loss zones in subterranean formations

Applicant:

Halliburton Energy Services, Inc., Houston, TX (US);

Inventors:

Krishna Babu Yerubandi, Houston, TX (US);

Mark Ryan Savery, Katy, TX (US);

Assignee:

Halliburton Energy Services, Inc., Houston, TX (US);

Attorney:

Gilliam IP PLLC

Primary Examiner:

Shane Bomar

Assistant Examiner:

Steven A Macdonald

Int. Cl.
CPC ...
E21B 47/10 (2012.01); E21B 47/04 (2012.01); E21B 33/03 (2006.01); E21B 33/13 (2006.01); E21B 47/06 (2012.01); C09K 8/50 (2006.01);
U.S. Cl.
CPC ...
E21B 47/10 (2013.01); E21B 33/03 (2013.01); E21B 33/13 (2013.01); E21B 47/04 (2013.01); E21B 47/06 (2013.01); C09K 8/50 (2013.01);
Abstract

Methods of locating a loss zone in a wellbore in a subterranean formation including determining a calculated wellhead pressure, calculating a wellhead pressure differential, calculating a flow rate loss, estimating a loss zone depth, determining a modified calculated wellhead pressure, and calculating a modified wellhead pressure differential until the modified wellhead pressure differential corresponds to a loss zone location in the wellbore.

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Yerubandi, Krishna. (2018). Determining depth of loss zones in subterranean formations (U.S. Patent No. 10119392). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10119392

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