Hydrophobically modified polymers for a well completion...

Wells – Processes – Cementing – plugging or consolidating

Reexamination Certificate

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C166S295000, C507S219000, C507S224000, C507S225000, C507S226000, C507S928000, C523S130000

Reexamination Certificate

active

07114568

ABSTRACT:
A method and composition is provided for a relative permeability modifier for use with aqueous well treatment fluids that comprises a hydrophobically modified water soluble polymer or a hydrophilically modified water soluble polymer.

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