Cementitious compositions for oil well cementing applications
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United States of America Patent
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May 5, 2009
Grant Date -
Apr 24, 2008
app pub date -
Dec 19, 2007
filing date -
Jun 20, 2006
priority date (Note) -
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Abstract
Cementitious compositions are provided that can be use in drilling oil and gas well applications. The compositions include a source of hydraulically settable cement, calcium carbonate, free lime and alkali ions, calcium sulfate and an organic component. Methods for cementing a casing and liners and for remedial operations such as plugging back and squeeze cementing are also provided.
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