- 专利标题: Locating a drill head of a ground drilling device
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申请号: US16467331申请日: 2017-12-21
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公开(公告)号: US11092001B2公开(公告)日: 2021-08-17
- 发明人: Sebastian Fischer
- 申请人: TRACTO-TECHNIK GMBH & CO. KG
- 申请人地址: DE Lennestadt
- 专利权人: TRACTO-TECHNIK GMBH & CO. KG
- 当前专利权人: TRACTO-TECHNIK GMBH & CO. KG
- 当前专利权人地址: DE Lennestadt
- 代理机构: Howard IP Law Group, PC
- 优先权: DE102016015194.3 20161221
- 国际申请: PCT/EP2017/084187 WO 20171221
- 国际公布: WO2018/115334 WO 20180628
- 主分类号: E21B47/092
- IPC分类号: E21B47/092 ; E21B47/0232 ; E21B7/04
摘要:
The invention relates to a device for locating a drill head of a ground drilling device, comprising a wireless probe, the probe being arranged on or in a flying object.
公开/授权文献
- US20200072041A1 LOCATING A DRILL HEAD OF A GROUND DRILLING DEVICE 公开/授权日:2020-03-05
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