Kickoff plugs comprising a self-degrading cement in subterranean well bores
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United States of America Patent
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Dec 29, 2009
Grant Date -
Aug 3, 2006
app pub date -
Jul 22, 2005
filing date -
Feb 1, 2005
priority date (Note) -
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status (Latency Note)
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Abstract
Degradable kickoff plugs are provided. An example of a composition is a degradable kickoff plug that includes a degradable material; and an acid-base cement. Another example of a composition is a degradable kickoff plug formed by a method that includes: providing a self-degrading cement composition that includes a degradable material, an acid source, a base source, and a water source; placing the self-degrading cement composition in a desired location in a well bore that penetrates a subterranean formation; and allowing the self-degrading cement composition to set to form a hardened kickoff plug.
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