IN SITU DECOMPOSITION OF CARBONYLS AT HIGH TEMPERATURE FOR FIXING INCOMPLETE AND FAILED WELL SEALS
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United States of America Patent
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Issued Date -
Nov 28, 2013
app pub date -
Aug 1, 2013
filing date -
Oct 14, 2009
priority date (Note) -
Abandoned
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Abstract
Methods and systems relating to in situ decomposition of carbonyls at high temperature for fixing incomplete and failed well seals, are described. According to one embodiment, a method, comprises injecting a sealing agent into a subterranean well having sealing channels or voids in well casings. An alkaline-earth carbonate precipitate is formed from the decomposition of a carbonyl compound. The sealing agent includes the carbonyl compound and an alkaline-earth halide salt.
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