Fracturing fluids containing borate esters as crosslinking...

Wells – Processes – Placing fluid into the formation

Reexamination Certificate

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C166S300000, C166S305100

Reexamination Certificate

active

07007757

ABSTRACT:
A formation treating fluid comprises one or more borate esters, a liquid carrier and, one or more cross linkable polymer wherein the formation treating fluid has an alkaline pH when the formation treating fluid is positioned in a formation. The formation treating fluid is useful in high temperature operations such as hydraulic fracturing.

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