Settable compositions comprising cement kiln dust and...

C - Chemistry – Metallurgy – 09 – K

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Details

C09K 8/42 (2006.01) C04B 7/02 (2006.01) C04B 16/08 (2006.01) C04B 18/16 (2006.01) C09K 8/467 (2006.01) E21B 7/06 (2006.01)

Patent

CA 2736148

A variety of methods and compositions are disclosed herein, including, in one embodiment, a method comprising: introducing a settable composition into a subterranean formation, wherein the settable composition comprises: a cementitious component comprising a hydraulic cement and cement kiln dust; a swellable particle; and water; and allowing the settable composition to set in the subterranean formation. Another embodiment comprises a settable composition comprising: a cementitious component comprising a hydraulic cement and cement kiln dust; a swellable particle; and water.

La présente invention concerne différents procédés et compositions, comprenant, dans un mode de réalisation, un procédé consistant à : introduire une composition durcissable dans une formation souterraine, la composition durcissable comprenant : un composant cimentaire comprenant un ciment hydraulique et de la poussière de four à ciment; une particule apte à gonfler; et de leau; et laisser la composition durcissable durcir dans la formation souterraine. Un autre mode de réalisation comprend une composition durcissable comprenant : un composant cimentaire comprenant un ciment hydraulique et de la poussière de four à ciment; une particule apte à gonfler; et de leau.

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