Methods of using settable compositions comprising cement kiln dust and additive(s)
First Claim
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1. A method of cementing comprising:
- providing a settable composition comprising water, cement kiln dust, and an additive comprising at least one material selected from the group consisting of;
shale;
zeolite;
slag cement;
metakaolin; and
combinations thereof;
introducing the settable composition into a well bore; and
allowing the settable composition to set to form a hardened mass therein.
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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.
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30 Claims
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1. A method of cementing comprising:
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providing a settable composition comprising water, cement kiln dust, and an additive comprising at least one material selected from the group consisting of;
shale;
zeolite;
slag cement;
metakaolin; and
combinations thereof;introducing the settable composition into a well bore; and allowing the settable composition to set to form a hardened mass therein. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A method of cementing comprising:
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providing a settable composition comprising water, cement kiln dust, and an additive comprising at least one material selected from the group consisting of;
fly ash;
shale;
zeolite;
slag cement;
metakaolin; and
combinations thereof;introducing the settable composition into a subterranean formation; and allowing the settable composition to set to form a hardened mass therein. - View Dependent Claims (16, 17, 18, 19, 20)
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21. A method of cementing comprising
providing a foamed settable composition comprising water, cement kiln dust, a gas, a surfactant, and an additive comprising at least one material selected from the group consisting of: - fly ash;
shale;
zeolite;
slag cement;
metakaolin; and
combinations thereof;introducing the foamed settable composition into a location to be cemented; and allowing the foamed settable composition to set therein. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28, 29, 30)
- fly ash;
Specification