发明授权
- 专利标题： SOLVENT SOAPS AND METHODS EMPLOYING SAME
- 专利标题（中）： 溶剂肥皂和使用它的方法
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申请号： EP94927908.7申请日： 1994-08-02
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公开(公告)号： EP0735919B1公开(公告)日： 1998-01-21
- 发明人: VAN SLYKE, Donald, C.
- 申请人： UNION OIL COMPANY OF CALIFORNIA
- 申请人地址： 1201 West 5th Street Los Angeles California 90017 US
- 专利权人： UNION OIL COMPANY OF CALIFORNIA
- 当前专利权人： UNION OIL COMPANY OF CALIFORNIA
- 当前专利权人地址： 1201 West 5th Street Los Angeles California 90017 US
- 代理机构： Baillie, Iain Cameron
- 优先权： US172429 19931222; US210144 19940317
- 国际公布： WO9517244 19950629
- 主分类号： B01F17/00
- IPC分类号： B01F17/00 ; B09C1/02 ; C11D3/43 ; E21B21/06 ; C09K7/06
摘要：
Compositions comprising (a) a surfactant and (b) a diluent oil are employed in oil-based drilling fluids and processes for cleaning oil-contaminated substrates (e.g., oil-contaminated animals, drill cuttings) as well as in processes for cementing well casings, enhanced oil recovery, and lifting oil from wellbores.
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