Solid zirconium-based cross-linking agent and use in oil...

Details Solid zirconium-based cross-linking agent and use in oil... Solid zirconium-based cross-linking agent and use in oil...

2007-11-21

2011-10-25

Kugel, Timothy J. (Department: 1763)

Earth boring, well treating, and oil field chemistry

Well treating

Contains inorganic component other than water or clay

C507S209000, C507S903000, C166S308100

Reexamination Certificate

active

08044002

ABSTRACT:
A solid zirconium cross-linking agent and use in a cross-linking composition in oil field applications such as hydraulic fracturing and plugging of permeable zones. The zirconium cross-linking agent is prepared by a process comprising contacting a zirconium complex with an alkanolamine and water at particular mole ratios of alkanolamine and water to zirconium.

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U.S. Appl. No. 11/643,513, filed Dec. 21, 2006, Putzig.

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