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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
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机译:用作高温,失油添加剂和流变稳定剂的三元共聚物,用于高压,高温油井钻井液
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摘要
Novel water-soluble terpolymers comprising: ##TBL1## These terpolymers provide high temperature fluid loss additives and rheology stabilizers for high calcium-containing brine clay drilling fluids.
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