发明名称 Stable sodium thiosulfate based fluidized polymer suspensions of hydroxyethyl cellulose for oilfield services
摘要 This invention relates to a composition and use application of aqueous fluidized polymer suspensions of hydroxyethyl cellulose (HEC) suspended in sodium thiosulfate for use in oil field applications such completion fluids, drilling fluids, fracturing fluids and oil well cement slurries as rheology/viscosity modifier and fluid loss reducer for use where the affect on the marine environment is to be minimized.
申请公布号 US2008220993(A1) 申请公布日期 2008.09.11
申请号 US20080074618 申请日期 2008.03.05
申请人 MELBOUCI MOHAND 发明人 MELBOUCI MOHAND
分类号 C09K8/44;C09K8/68 主分类号 C09K8/44
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