Cementing compositions and methods using recycled expanded polystyrene
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United States of America Patent
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Apr 7, 1998
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N/A
app pub date -
Mar 28, 1996
filing date -
Mar 28, 1996
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Expired
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Abstract
A novel and environmentally friendly well cementing composition comprising hydraulic cement and ground-up recycled expanded polystyrene having a low density, good compressive strength, good thermal conductivity, and the ability to float, and methods for cementing well bores with said cementing composition.
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