C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 8/467 (2006.01) C04B 14/06 (2006.01) C04B 20/00 (2006.01)
Patent
CA 2681606
Disclosed embodiments relate to well treatment fluids and methods that utilize nano-particles. Exemplary nano-particles are selected from the group consisting of particulate nano-silica, nano-alumina, nano-zinc oxide, nano-boron, nano-iron oxide, and combinations thereof. Embodiments also relate to methods of cementing that include the use of nano-particles. An exemplary method of cementing comprises introducing a cement composition into a subterranean formation, wherein the cement composition comprises cement, water and a particulate nano-silica. Embodiments also relate to use of nano-particles in drilling fluids, completion fluids, stimulation fluids, and well clean-up fluids.
L'invention porte sur des fluides de traitement de puits et des méthodes d'utilisation de nano-particules. Les nano-particules sont par exemple choisies parmi des particules de nano-silice,de nano-alumine, de nano oxyde de zinc, de nano bore, de nano oxyde de fer, et leurs combinaisons. Certaines variantes portent sur des méthodes de cémentation impliquant l'utilisation de nano-particules. L'une des méthode de cémentation consiste à introduire dans une formation souterraine une composition de ciment comprenant du ciment, de l'eau et des particules de nano-silice. D'autres méthodes portent sur l'utilisation de nano-particules dans les fluides de forage, les fluides d'achèvement, les fluides de simulation et les fluides d'obturation de puits.
Chatterji Jiten
Cromwell Roger S.
Roddy Craig W.
Halliburton Energy Services Inc.
Norton Rose Canada S.e.n.c.r.l.,s.r.l./llp
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