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POROUS CEMENT COMPOSITION FOR PROPPING FRACTURES OPEN

  • US 20160237341A1
  • Filed: 02/12/2015
  • Published: 08/18/2016
  • Est. Priority Date: 02/12/2015
  • Status: Active Grant
First Claim
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1. A method of fracturing a subterranean formation comprising:

  • introducing a fracturing fluid into the subterranean formation to create or enhance one or more fractures in the subterranean formation;

    introducing a cooling fluid into the subterranean formation, wherein the cooling fluid decreases the temperature of at least a portion of the subterranean formation, wherein the cooling fluid is selected from the group consisting of the fracturing fluid, drilling fluids, injection fluids, work-over fluids, acidizing fluids, gravel packing fluids, completion fluids, stimulation fluids, and combinations thereof;

    then introducing a cement composition into the one or more fractures, wherein the cement composition comprises;

    (A) cement;

    (B) water; and

    (C) an additive, wherein the additive is selected from the group consisting of a compound that undergoes a phase transition, a gas-generating compound, and combinations thereof; and

    then allowing the cement composition to set, wherein the additive creates a plurality of pores within the set cement.

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