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:
Mar. 14, 2017

Filed:

May. 08, 2014
Applicant:

Westerngeco L.l.c., Houston, TX (US);

Inventors:

Johan O. A. Robertsson, Wald, CH;

Dirk-Jan Van Manen, Zurich, CH;

David Fraser Halliday, Cherry Hinton, GB;

Robert Montgomery Laws, Cambridge, GB;

Assignee:

WESTERNGECO L.L.C., Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01V 1/38 (2006.01); G01V 1/30 (2006.01);
U.S. Cl.
CPC ...
G01V 1/308 (2013.01); G01V 1/38 (2013.01); G01V 1/3808 (2013.01); G01V 1/3817 (2013.01); G01V 1/3843 (2013.01); G01V 1/3861 (2013.01);
Abstract

The technologies described herein include systems and methods for performing a first seismic survey and performing a second seismic survey after a predetermined amount of time has lapsed between the first seismic survey and the second seismic survey. The shot times and the shot positions of the second seismic survey may be substantially the same as the shot times and the shot positions of the first seismic survey. After performing the seismic surveys, seismic data generated by the first seismic survey may be processed to generate a first image, and seismic data generated by the second seismic survey may be processed to generate a second image. After generating the first and second images, a difference between the first image and the second image may be computed to generate a time lapse difference image.


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