Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component
Patent
1990-01-25
1992-08-04
Maples, John S.
Earth boring, well treating, and oil field chemistry
Earth boring
Contains organic component
C09K 702
Patent
active
051359090
ABSTRACT:
A water-based drilling fluid comprising a water soluble tetrapolymer in combination with clayey materials.
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Stephens Michael
Swanson Billy L.
Geist Gary L.
Haag Gary L.
Maples John S.
Phillips Petroleum Company
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