Settable compositions comprising cement kiln dust and additive(s)
First Claim
1. A settable composition comprising:
- water;
cement kiln dust; and
an additive comprising at least one of the following group;
shale;
slag cement;
zeolite;
metakaolin; and
combinations thereof.
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Accused Products
Abstract
The present invention provides settable compositions that comprise water and cement kiln dust. The settable compositions optionally may comprise an additive that comprises at least one of the following group: fly ash; shale; slag cement; zeolite; metakaolin; and combinations thereof. The settable compositions optionally may be foamed with a gas. Methods of cementing also are provided that comprise: providing the settable composition; introducing the settable composition into a location to be cemented; and allowing the settable composition to set therein. The location to be cemented may be above ground or in a subterranean formation.
183 Citations
30 Claims
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1. A settable composition comprising:
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water;
cement kiln dust; and
an additive comprising at least one of the following group;
shale;
slag cement;
zeolite;
metakaolin; and
combinations thereof. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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17. A foamed settable composition comprising:
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water;
cement kiln dust;
a gas;
a surfactant; and
an additive comprising at least one of the following group;
fly ash;
shale;
slag cement;
zeolite;
metakaolin; and
combinations thereof. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30)
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Specification