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High temperature fracturing fluids and methods

  • US 8,309,498 B2
  • Filed: 09/24/2009
  • Issued: 11/13/2012
  • Est. Priority Date: 09/24/2009
  • Status: Active Grant
First Claim
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1. A method of treating a subterranean formation, comprising:

  • providing a treatment fluid comprising;

    an aqueous base fluid and a reaction product of a gelling agent comprising a copolymer or salt thereof comprising N-[tris(hydroxymethyl)methyl]acrylamide, 2-acrylamido-2-methylpropanesulfonic acid, and acrylamide; and

    a crosslinking agent; and

    introducing the treatment fluid into a subterranean formation, wherein the subterranean formation exhibits a temperature above about 300°

    F. and below 400°

    F.

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