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:
Nov. 23, 2021

Filed:

Nov. 27, 2018
Applicant:

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

Inventors:

Ahmed Elsayed Fouda, Spring, TX (US);

Baris Guner, Houston, TX (US);

Junwen Dai, Singapore, SI;

Ilker R. Capoglu, Houston, TX (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01V 3/28 (2006.01); E21B 47/00 (2012.01);
U.S. Cl.
CPC ...
G01V 3/28 (2013.01); E21B 47/00 (2013.01);
Abstract

A method and a system for estimating a pipe property for a plurality of nested pipes. The method may comprise determining the pipe property from the plurality of measurements, wherein the pipe property identifies a feature in the wellbore, forming a pre-computed table of responses for the at least one channel comprising a plurality of points that sample the pipe property, and performing a model-based inversion to estimate the pipe property using the plurality of measurements, the nominal properties of the pipes, and a fast forward model based on the pre-computed table of responses. A system may comprise an electromagnetic logging tool and an information handling system. The electromagnetic logging tool may comprise a transmitter, wherein the transmitter is a first coil and is operable to transmit an electromagnetic field, and a receiver, wherein the receiver and is operable to measure the electromagnetic field.


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