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Home › Terpolymers for use as high temperature fluid loss additive and rheology stabilizer for high pressure, high temperature oil well drilling fluids

Terpolymers for use as high temperature fluid loss additive and rheology stabilizer for high pressure, high temperature oil well drilling fluids

US Patent 4502966 · Granted Mar 5, 1985

Estimated economic value: $1,864,000 ⓘ

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