发明名称 Degradable whipstock apparatus and method of use
摘要 Whipstocks and deflectors comprising a degradable composition, and methods of using same are described. A degradable composition may consist essentially of one or more reactive metals in major proportion, and one or more alloying elements in minor proportion, with the provisos that the composition is high-strength, controllably reactive, and degradable under defined conditions. Methods of using degradable whipstocks in oilfield operations are also described. This abstract allows a searcher or other reader to quickly ascertain the subject matter of the disclosure. It will not be used to interpret or limit the scope or meaning of the claims. 37 C.F.R. 1.72(b).
申请公布号 US8220554(B2) 申请公布日期 2012.07.17
申请号 US20070941790 申请日期 2007.11.16
申请人 JORDAN ANTHONY L.;KAMATH RAGHURAM;NIXON VANCE E.;MARYA MANUEL P.;SCHLUMBERGER TECHNOLOGY CORPORATION 发明人 JORDAN ANTHONY L.;KAMATH RAGHURAM;NIXON VANCE E.;MARYA MANUEL P.
分类号 E21B29/00 主分类号 E21B29/00
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