Cement compositions containing degradable materials and methods of cementing in subterranean formations
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United States of America Patent
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Feb 6, 2007
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app pub date -
Mar 17, 2004
filing date -
Mar 17, 2004
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Abstract
The present invention provides cement compositions that include degradable materials, and methods of using such compositions in subterranean cementing operations. An example of a method of the present invention includes: providing a cement composition that includes a hydraulic cement, and a degradable material; placing the cement composition in a subterranean formation; allowing the cement composition to set therein; and allowing the degradable material to degrade. Another example of a method of the present invention is a method of enhancing the mechanical properties of a cement composition including adding a degradable material to the cement composition and allowing the degradable material to degrade.
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