C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
C04B 22/04 (2006.01) C04B 24/12 (2006.01) C04B 28/02 (2006.01) C04B 38/02 (2006.01) E21B 33/13 (2006.01)
Patent
CA 2524480
A method and cementing composition that includes gas generating additives for compensating for or offsetting hydration volume shrinkage of the cementing compositions. The method comprises placing the cementing composition in a subterranean zone and allowing the cement composition to set into a solid mass therein.
L'invention concerne un procédé et une composition de cimentation qui comprend des additifs générant du gaz afin de compenser le retrait d'hydratation des compositions de cimentation. Ce procédé consiste à placer la composition de cimentation dans une zone souterraine et à laisser durcir la composition de cimentation, laquelle se transforme en une masse solide.
Heathman James F.
Ravi Krishna M.
Halliburton Energy Services Inc.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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