Storable water-microsphere suspensions for use in well cements and methods
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United States of America Patent
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Nov 9, 2004
Grant Date -
Sep 25, 2003
app pub date -
Oct 15, 2002
filing date -
Mar 21, 2002
priority date (Note) -
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Abstract
Storable water-microsphere suspensions for use in well cements and methods of cementing well bores are provided. The storable water-microsphere suspensions are basically comprised of water, microspheres and an effective amount of a suspending agent selected from the group consisting of microfine or colloidal materials and gel forming polymers.
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