发明名称 |
Drill pipe breakout device |
摘要 |
Device is used for undoing the connections between the tubes (3) forming a boring rod for a boring device equipped with a rod flange (4) fitting a threaded nipple (5) of the tubes. The threaded nipple has a nipple bore (10) perpendicular to the longitudinal axis of the tube. The rod flange is quipped with a correspondingly arranged and designed flange bore (11). A bolt inserted in the bores is preferably assigned to the rod flange. Preferred Features: The rod flange has on the free end facing the threaded nipple a collar (16) equipped with the flange bore. |
申请公布号 |
EP1221533(B1) |
申请公布日期 |
2006.05.24 |
申请号 |
EP20010129176 |
申请日期 |
2001.12.10 |
申请人 |
KLEMM BOHRTECHNIK ZWEIGNIEDERLASSUNG DER BAUER MASCHINEN GMBH |
发明人 |
ISLEIF, RALF |
分类号 |
E21B17/03;E21B17/042;E21B19/15;E21B19/16 |
主分类号 |
E21B17/03 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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