Methods of sealing expandable pipe in well bores and sealing compositions
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United States of America Patent
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Apr 20, 2004
Grant Date -
Dec 25, 2003
app pub date -
Jun 21, 2002
filing date -
Jun 21, 2002
priority date (Note) -
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status (Latency Note)
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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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