Title:
MULTI-MODE ELECTROMAGNETIC SURVEYING
Document Type and Number:
WIPO Patent Application WO/2010/148170
Kind Code:
A3
Abstract:
A method for providing information about a region below the earth's surface, comprises a) providing data from a system comprising an inductive source providing inductive signals in the region and a plurality of galvanic receivers for receiving galvanic signals resulting from the inductive signals, wherein the galvanic signals are the result of mode conversion occurring in the subsurface region; and b) processing the data. Step b) may include generating at least one galvanic virtual source signal.
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Inventors:
SINGER JOHANNES MARIA (US)
Application Number:
PCT/US2010/038950
Publication Date:
March 10, 2011
Filing Date:
June 17, 2010
Export Citation:
Assignee:
SHELL OIL CO (US)
SHELL INT RESEARCH (NL)
SINGER JOHANNES MARIA (US)
SHELL INT RESEARCH (NL)
SINGER JOHANNES MARIA (US)
International Classes:
G01V3/08; G01V3/10; G01V3/38
Foreign References:
| US20080068025A1 | 2008-03-20 | |||
| US6747915B2 | 2004-06-08 | |||
| US6359438B1 | 2002-03-19 | |||
| US7337064B2 | 2008-02-26 |
Attorney, Agent or Firm:
WATKINS, Marcella, D. (One Shell PlazaP.O. Box 246, Houston TX, US)
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