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.:
Date of Patent:
Dec. 26, 2006
Filed:
Jan. 14, 2004
Applicants:
Robbert Van Vossen, Utrecht, NL;
Andrew Curtis, Edinburgh, GB;
Jeannot Trampert, Bunnik, NL;
Inventors:
Assignee:
Westerngeco L.L.C., Houston, TX (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01V 1/24 (2006.01); G01V 1/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention concerns a method for retrieving local near-surface material information including the steps of:—providing a group of receivers comprising at least one buried receiver and at least one surface receiver positioned either at or very near the Earth surface;—recording a seismic wavefield;—estimating a propagator from said recorded seismic wavefield;—inverting said propagator; and—retrieving said near-surface material information.