Compositions and methods for preventing coagulation of...

Wells – Processes – Chemical inter-reaction of two or more introduced materials

Reexamination Certificate

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C166S305100

Reexamination Certificate

active

07032669

ABSTRACT:
Methods of combining water-in-oil emulsion polymers with aqueous saline well treating fluids and compositions are provided. A composition of the invention basically comprises hydraulic cement, an aqueous saline fluid sufficient to form a slurry, a polymer precipitation and coagulation preventing surfactant, and a water-in-oil emulsion polymer.

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Foreign communication from a related counterpart application dated Dec. 10, 2004.

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