C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
C04B 28/02 (2006.01) C04B 24/02 (2006.01) C09K 8/467 (2006.01)
Patent
CA 2577649
Cement compositions including environmentally compatible defoamers and methods of using such cement compositions are provided herein. An example of a method is a method of cementing in a subterranean formation. Another example of a method is a method of reducing foam generation in a cement composition. An example of a composition is a cement composition including water, hydraulic cement, and a defoamer. Another example of a composition is a defoamer.
Cette invention concerne des compositions de ciment, contenant des démousseurs compatibles avec l'environnement, et des procédés d'utilisation de ces compositions de ciment. Comme exemple de ces procédés d'utilisation, on peut citer un procédé de cimentation dans des formations souterraines. Comme autre exemple, on peut citer un procédé de réduction de la production de mousse dans une composition de ciment. Comme exemple de compositions, on peut citer une composition de ciment renfermant de l'eau, du ciment hydraulique et un démousseur. Comme autre exemple, on peut citer une composition de démousseur.
Karcher Arron L.
Lewis Samuel J.
Szymanski Michael J.
Wilson John Michael
Halliburton Energy Services Inc.
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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