Zirconium crosslinked gel compositions, methods of preparation a

Compositions – Preservative agents – Anti-corrosion

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166274, 166294, 252 8554, 523130, 5253294, 525361, 525370, 525371, E21B 4322

Patent

active

046769307

ABSTRACT:
Homogeneous, strong and stable zirconium crosslinked gels prepared from a crosslinking composition comprised of a zirconium (IV) compound and a water-soluble compound containing a sulfate or carboxylate anion are provided which are particularly well suited in secondary enhanced oil recovery operations.

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patent: 4477360 (1984-10-01), Almond
patent: 4488975 (1984-12-01), Almond
patent: 4534870 (1985-08-01), Williams
patent: 4579667 (1986-04-01), Echt et al.

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