Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Xiaomin Zhao0
James C. Jackson0
Min Lou0
Date of Patent
March 22, 2011
0Patent Application Number
116971250
Date Filed
April 5, 2007
0Patent Primary Examiner
Patent abstract
A walkaway VSP survey is carried out with receivers located in a borehole near the base salt. Reflection tomographic inversion of data from the walkaway VSP is used to derive a velocity model for the subsurface and may be used for imaging of sub-salt reflections.
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