专利名称:Efficiency of polyglycerol with other
additives to remove water from shale
发明人:Arthur Herman Hale,Eric van Oort申请号:US08/774337申请日:19961230公开号:US05686396A公开日:19971111
摘要:A composition and process for improving the osmotic efficiency of a shaleduring the drilling of a well with a drilling fluid containing polyglyerol with otheradditives.
申请人:SHELL OIL COMPANY
代理人:Fredrik Marlowe
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