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:
Aug. 03, 2021

Filed:

Feb. 19, 2016
Applicant:

Landmark Graphics Corporation, Houston, TX (US);

Inventors:

Kainan Wang, Houston, TX (US);

Jesse Lomask, Houston, TX (US);

Felix Segovia, Katy, TX (US);

Assignee:

Landmark Graphics Corporation, Houston, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01V 1/48 (2006.01); G01V 1/28 (2006.01); G01V 1/42 (2006.01); E21B 47/00 (2012.01);
U.S. Cl.
CPC ...
G01V 1/48 (2013.01); G01V 1/282 (2013.01); G01V 1/42 (2013.01);
Abstract

A system and method are provided for correlating well log data and seismic data corresponding to subterranean formations to generate a seismic well tie that preserves blocking schemes associated with the well log data and constraints corresponding to each block of samples. The seismic well tie may be generated by correlating samples of the well log data with the seismic data by shifting at least some of the samples and using the constraint on changes to the sample values to prevent the sample values of each of the one or more blocks of the samples from changing beyond the constraint. In some aspects, the constraints may relate to a constant velocity or a linearly changing velocity within various blocks of the well log data.


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