Wells – Processes – With indicating – testing – measuring or locating
Reexamination Certificate
2008-01-15
2008-01-15
Tsay, Frank (Department: 3672)
Wells
Processes
With indicating, testing, measuring or locating
C166S066000, C166S177200
Reexamination Certificate
active
07318471
ABSTRACT:
A system and method for determining blockage in a wellbore containing fluid and/or in a formation adjacent the wellbore, according to which energy is generated in the fluid and variables associated with the energy are measured.
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Birchak James R.
Geerits Tim W.
Groenenboom Jeroen J.
Han Wei
Linyaev Eugene J.
Halliburton Energy Service,s Inc.
Haynes & Boone LLP
Tsay Frank
Wustenberg John W.
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