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US 6,602,828 B2Granted
Refined oil gelling system
AssigneeFracmaster, LLC
InventorsJunad Amin, Travis Lee Allan, Jessica Norgaard
Life of this patent
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Abstract
A fracturing fluid is provided for use in fracturing subterranean formations. It comprises a hydrocarbon base. In the base, acidified alkyl phosphate esters are complexed with metallic cations, to form a gel.
Claims6
A method of preparing a fracturing fluid for use in fracturing subterranean formations comprising:
- a) providing a solution of mono-, di- and tri-alkyl phosphate esters, said solution including less than 5% of said tri-alkyl phosphate esters;
- b) reacting said solution with sulfuric acid;
- c) mixing the resultant acidified solution with a hydrocarbon to form gel base;
- and
- d) combining the resultant gel base with an activator to form a gel.
2 more elements
Dependencies are inferred from the claim text.