发明名称 A mill and a method for milling
摘要 A wellbore mill has been invented having a flexible main body, and at least one milling apparatus secured on the flexible main body. A wellbore mill has been invented having a main body with a top end and a bottom end, at least one milling structure on the mill body, and a stinger projecting down from and releasably secured to the bottom end of the mill body. Methods have been invented for milling wellbore tubulars with such mills. A method for eliminating tubular offset in a wellbore has been invented, and the method includes positioning a wellbore mill in a tubular offset of a tubular string in a wellbore, the wellbore mill comprising a flexible main body and at least one milling apparatus secured on the flexible main body, and rotating the wellbore mill to mill at least part of the tubular offset.
申请公布号 AU2736399(A) 申请公布日期 1999.09.20
申请号 AU19990027363 申请日期 1999.03.02
申请人 WEATHERFORD/LAMB INC.;BRIAN RONALD LUCAS 发明人 ROBERT ROBERTSON;WILLIAM ALAN BLIZZARD JR.;TIMOTHY LEE WILSON;THURMAN B CARTER;PAUL JEFFREY JOHANTGES;GUY LAMONT MCCLUNG
分类号 E21B7/06;E21B10/46;E21B10/50;E21B17/20;E21B21/10;E21B29/06;E21B29/10 主分类号 E21B7/06
代理机构 代理人
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