Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
David Linton Johnson0
Takeshi Endo0
Lucian King Johnston0
Andrew Hawthorn0
Henri-Pierre Valero0
Date of Patent
February 22, 2011
0Patent Application Number
118493000
Date Filed
September 3, 2007
0Patent Primary Examiner
Patent abstract
A method and system for fluid characterization in an underground formation surrounding a borehole are provided. Acoustic signals are transmitted and received in the borehole. The received acoustic signals are processed to obtain at least one attribute of formation mobility. Formation fluid is characterized based on a change of the at least one attribute. A decision is made based on the characterization output.
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