C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 8/68 (2006.01) C09K 8/575 (2006.01) C09K 8/80 (2006.01)
Patent
CA 2699797
A well treatment fluid and method of use includes water, at least one hydratable polymer, an optional crosslinking agent, and a delayed release percarbonate formulation effective to reduce initial viscosity of the fluid after a period of time. Also disclosed are processes for fracturing a subterranean formation.
L'invention porte sur un fluide de traitement de puits et sur un procédé d'utilisation qui comprend de l'eau, au moins un polymère hydratable, un agent réticulant facultatif et une formulation de percarbonate à libération retardée efficace pour réduire la viscosité initiale du fluide après une certaine période de temps. L'invention porte également sur des procédés de fracture d'une formation souterraine.
Aften Carl Wilhelm
Andersson Carolina Hanna Matilda
Ezzelarab Mona
Johansson Cecilia Eva Maria
Lalama Richard Anthony
Kemira Chemicals Inc.
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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