Earth boring – well treating – and oil field chemistry – Well treating – Contains organic component
Reexamination Certificate
2008-01-01
2008-01-01
Gulakowski, Randy (Department: 1712)
Earth boring, well treating, and oil field chemistry
Well treating
Contains organic component
C507S237000, C507S128000, C507S922000, C507S271000, C507S902000, C507S921000, C166S308400, C044S270000
Reexamination Certificate
active
07314850
ABSTRACT:
Improved methods and compositions for treating subterranean formations penetrated by well bores are provided. A method for breaking a gelled hydrocarbon fluid comprised of a hydrocarbon liquid, a ferric iron or aluminum polyvalent metal salt of a phosphonic acid ester or dialkylphosphinic acid is provided.
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Funkhouser Gary P.
Taylor Robert S.
Baker & Botts L.L.P.
Gulakowski Randy
Halliburton Energy Service,s Inc.
Kent Robert A.
Toscano A.
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