Composition and method for thickening heavy aqueous brines

Composition and method for thickening heavy aqueous brines

  • CN 101,305,067 A
  • Filed: 11/06/2006
  • Published: 11/12/2008
  • Est. Priority Date: 11/16/2005
  • Status: Active Application
First Claim
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1. method for preparing workover treatment liquid, this method comprises:

  • the bittern of density at least 11.5 pounds/gallons contacted with cationic polysaccharide, thereby with this bittern multiviscosisty.

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