Earth boring – well treating – and oil field chemistry – Well treating – Contains organic component
Reexamination Certificate
2005-06-28
2005-06-28
Tucker, Philip C. (Department: 1712)
Earth boring, well treating, and oil field chemistry
Well treating
Contains organic component
C166S307000, C166S312000
Reexamination Certificate
active
06911418
ABSTRACT:
A method for increasing the permeability of a subterranean formation is disclosed in which an amount of an aqueous mixture, sufficient to increase the permeability of the formation, comprising specified aminopolycarboxylic anionic species, and specified cationic species, is injected into the formation matrix.
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Echols Brigitte L.
Mitchell Thomas O.
Nava Robin
Schlumberger Technology Corporation
Tucker Philip C.
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