Crosslinked hydroxyethylcellulose and its uses

Compositions – Leather or fur treating

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523130, 2523153, 166271, 166276, 166278, 166300, 166308, E21B 4316

Patent

active

052079341

ABSTRACT:
Polymers (and especially hydroxyethylcellulose) are crosslinked using a lanthanide as a crosslinking agent. The crosslinked polymers have utility in well completion, well stimulation, enhanced oil recovery, and subterranean fluid containment operations.

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