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发明名称
Apparatus for delivering a tubular to a wellbore
摘要
An apparatus for delivering a tubular (9) to a well centre, which apparatus comprises means (13, 14) which, in use, inhibit swinging motion of the tubular (9) whilst it is suspended from an elevator.
申请公布号
AU2532199(A)
申请公布日期
1999.08.30
申请号
AU19990025321
申请日期
1999.02.11
申请人
WEATHERFORD/LAMB INC.;BRIAN RONALD LUCAS
发明人
BERND-GEORG PIETRAS
分类号
E21B19/00;E21B19/15;E21B19/20
主分类号
E21B19/00
代理机构
代理人
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地址
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