发明名称 Drill bit transducer device
摘要 In one aspect of the present invention, a drill bit assembly has a body intermediate a shank and a working face. The working face has at least one cutting element. The drill bit also has a jack element with a distal end substantially protruding from the working face and at least one downhole material driven transducer in communication with the jack element.
申请公布号 US8316964(B2) 申请公布日期 2012.11.27
申请号 US20070761095 申请日期 2007.06.11
申请人 HALL DAVID R.;DURRAND CHRISTOPHER;TURNER PAULA;WISE DARYL;SCHLUMBERGER TECHNOLOGY CORPORATION 发明人 HALL DAVID R.;DURRAND CHRISTOPHER;TURNER PAULA;WISE DARYL
分类号 E21B47/00;E21B49/00 主分类号 E21B47/00
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