Hydraulic fracturing fluid comprising a block copolymer...

E - Fixed Constructions – 21 – B

Patent

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Details

E21B 43/26 (2006.01) C08F 8/12 (2006.01) C08F 293/00 (2006.01) C08L 53/00 (2006.01) C09K 8/62 (2006.01)

Patent

CA 2438340

The invention relates to a hydraulic fracturing fluid comprising an aqueous liquid, and a block copolymer containing at least one water-soluble block and one hydrophobic block and being particularly suited for use in high temperature ranges, greater than 180 ~C.

L'invention concerne un fluide de fracturation hydraulique renfermant un liquide aqueux et un copolymère séquencé contenant au moins une séquence soluble dans l'eau et une séquence hydrophobe, ledit fluide étant particulièrement approprié dans le cadre d'utilisations à des températures élevées, supérieures à 180·C. ·C.

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