Reducing the viscosity of an aqueous fluid

Colloid systems and wetting agents; subcombinations thereof; pro – Compositions containing an agent for breaking ; processes of...

Reexamination Certificate

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C507S209000, C507S211000, C166S300000, C166S308300, C166S295000, C536S114000

Reexamination Certificate

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07947745

ABSTRACT:
An aqueous fluid having a viscosity greater than the viscosity of water is contacted with a water soluble material for a time and at a temperature sufficient to reduce the viscosity of the aqueous fluid to a value which is less than about 10 percent of the initial viscosity of the aqueous fluid. The water soluble material is an alkali metal peroxide or a combination of an alkali metal peroxide and a transition metal-containing compound.

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