Foamed well cement slurries, additives and methods
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Apr 15, 2003
Issued Date -
N/A
app pub date -
Dec 20, 2001
filing date -
Oct 25, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention provides improved foamed well cement slurries, additives and methods. The foamed well cement slurries are basically comprised of a hydraulic cement, sufficient water to form a pumpable slurry, sufficient gas to form a foam and an effective amount of an additive for foaming the slurry comprised of hydrolyzed keratin.
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Family
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Cited Art Landscape
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