C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 8/68 (2006.01) C09K 8/12 (2006.01) E21B 43/26 (2006.01) F17D 1/17 (2006.01)
Patent
CA 2611841
Provided are aqueous treatment fluids that comprise water, and a friction reducing copolymer of the present invention that comprises acrylamide in an amount in the range of from about 60 % to about 90 % by weight and acrylic acid in an amount in the range of from about 10 % to about 20 % by weight; and introducing the aqueous treatment fluid into the portion of the subterranean formation. Methods of treating portions of subterranean formation using the aqueous treatment fluid also are provided.
La présente invention fournit des fluides de traitement aqueux qui comprennent de l'eau et un copolymère réduisant les frottements qui comprend de l'acrylamide en une quantité comprise entre environ 60 % et environ 90 % en poids et de l'acide acrylique en une quantité comprise entre environ 10 % et environ 20 % en poids ; et l'introduction du fluide de traitement aqueux dans la partie de la formation souterraine. La présente invention fournit également des procédés de traitement de parties de la formation souterraine utilisant ce fluide de traitement aqueux.
Chatterji Jiten
King Karen L.
Mcmechan David E.
Halliburton Energy Services Inc.
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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