Wells – Processes – Cementing – plugging or consolidating
Reexamination Certificate
2007-05-08
2007-05-08
Tsay, Frank (Department: 3672)
Wells
Processes
Cementing, plugging or consolidating
C166S207000, C166S293000
Reexamination Certificate
active
10789554
ABSTRACT:
The present invention provides methods and compressible foamed sealing compositions for sealing expandable pipe in well bores. The compressible sealant compositions for sealing expandable pipe are basically comprised of a hydraulic cement, a rubber latex, a rubber latex stabilizer, a gas and a mixture of foaming and foam stabilizing surfactants.
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Brothers Lance E.
Palmer Anthony V.
Baker & Botts L.L.P.
Roddy Craig W.
Tsay Frank
LandOfFree
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