| 发明名称 |
METHOD FOR OPERATING A HORIZONTAL DRILLING DEVICE AND HORIZONTAL DRILLING DEVICE |
| 摘要 |
<p>A horizontal drilling device according to the invention includes a linear drive, a rotary drive that can be displaced by means of the linear drive, a drill rod assembly and a rod assembly receiver, the drill rod assembly being hollow and the rod assembly receiver being designed as a receiving mandrel, which allows the drill rod assembly to be placed on the receiving mandrel</p> |
| 申请公布号 |
EP2553202(B1) |
申请公布日期 |
2014.06.04 |
| 申请号 |
EP20110714932 |
申请日期 |
2011.03.31 |
| 申请人 |
TRACTO-TECHNIK GMBH & CO. KG;GDF SUEZ |
发明人 |
KOCH, ELMAR;FISCHER, SEBASTIAN;HANSES, ANDREAS, JOACHIM |
| 分类号 |
E21B19/086;E21B7/04 |
主分类号 |
E21B19/086 |
| 代理机构 |
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代理人 |
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