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SYNTHESIS AND APPLICATION OF HIGH PRESSURE HIGH TEMPERATURE FLUID LOSS ADDITIVE AND RHEOLOGY STABILIZER
SYNTHESIS AND APPLICATION OF HIGH PRESSURE HIGH TEMPERATURE FLUID LOSS ADDITIVE AND RHEOLOGY STABILIZER
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机译:高压高温流失添加剂和流变稳定剂的合成与应用
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摘要
A high pressure, high temperature (HPHT) fluid loss additive and, in particular, a fluid loss additive for oil-field drilling applications is described. In accordance with one aspect, the fluid loss additive comprises a terpolymer of acrylamide (AM), 2-acrylamido-2-methyl-propanesulfonic acid (AMPS) and a cationic monomer such as acrylamidopropyl-trimethyl ammonium chloride (APT AC) and/or methacrylamidopropyltrimethyl ammonium chloride (MAPTAC).
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