发明名称 Method of inhibiting precipitation of salts from water dispersed in oil and compositions containing polymeric antiprecipitants.
摘要 <p>Precipitation of salts such as barium and calcium sulfates is prevented in subsurface oil field formations or in streams of flowing oil which entrains water by adding emulsified, oil-soluble polymeric compositions.</p>
申请公布号 EP0030425(A1) 申请公布日期 1981.06.17
申请号 EP19800304179 申请日期 1980.11.21
申请人 CYANAMID OF GREAT BRITAIN, LIMITED 发明人 KAUFMAN, ERNEST DUTCH;DEXTER, ROBIN WILLIAM;GILL, STEPHEN
分类号 C09K8/528;C09K8/54;C09K8/78;(IPC1-7):21B43/27 主分类号 C09K8/528
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