Calcium Phosphate Cement Compositions Comprising Pumice and/or Perlite and Associated Methods
First Claim
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1. A cement composition comprising:
- calcium aluminate;
sodium polyphosphate;
perlite; and
water.
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Abstract
Methods and compositions are provided that related to cementing operations. Methods and compositions that include pumice and/or perlite as a replacement for fly ash.
3 Citations
20 Claims
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1. A cement composition comprising:
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calcium aluminate; sodium polyphosphate; perlite; and water. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A cement composition comprising:
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calcium aluminate in an amount of about 15% to about 60% by weight of the cement composition; sodium polyphosphate in an amount of about 0.5% to about 20% by weight of the cement composition; perlite in an amount of about 15% to about 50% by weight of the cement composition, wherein the perlite has a mean particle size of about 1 micron to about 100 microns; a cement set retarder; and water. - View Dependent Claims (17, 18, 19, 20)
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Specification