METHODS OF SEALING EXPANDABLE PIPE IN WELL BORES AND SEALING COMPOSITIONS

摘要

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 mixture of foaming and form stabilizing surfactants.