Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component
Patent
1997-03-11
2000-06-27
Tucker, Philip
Earth boring, well treating, and oil field chemistry
Earth boring
Contains organic component
507139, 507110, 507131, 507209, 507244, 507261, 507266, 585 15, 1663051, 166371, C09K 702, C09K 300, E21B 4316
Patent
active
060807040
ABSTRACT:
The present invention provides a method for suppressing the formation of hydrates during drilling operations under conditions that are conducive to hydrate formation comprising using a water based fluid selected from the group consisting of a drilling, a drill-in, and a completion fluid, wherein said water based fluid comprises as an integral component a hydrate suppressing amount of a water-soluble organic compound having a molecular weight below about 800 and said fluid has effective rheology and fluid loss control properties.
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D.T. Lai--"Investigations of Natural Gas Hydrates in Various Drilling Fluids", SPE/IADC 18637, (1989).
Clapper Dennis K.
Halliday William S.
Smalling Mark R.
Morris Paula D.
Tucker Philip
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