CN202012289U - 一种机械式软启动长行程钻机 - Google Patents
一种机械式软启动长行程钻机 Download PDFInfo
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- CN202012289U CN202012289U CN2011200461870U CN201120046187U CN202012289U CN 202012289 U CN202012289 U CN 202012289U CN 2011200461870 U CN2011200461870 U CN 2011200461870U CN 201120046187 U CN201120046187 U CN 201120046187U CN 202012289 U CN202012289 U CN 202012289U
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- drilling machine
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Application Number | Priority Date | Filing Date | Title |
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CN2011200461870U CN202012289U (zh) | 2011-02-23 | 2011-02-23 | 一种机械式软启动长行程钻机 |
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CN2011200461870U CN202012289U (zh) | 2011-02-23 | 2011-02-23 | 一种机械式软启动长行程钻机 |
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CN202012289U true CN202012289U (zh) | 2011-10-19 |
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CN2011200461870U Expired - Fee Related CN202012289U (zh) | 2011-02-23 | 2011-02-23 | 一种机械式软启动长行程钻机 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107939309A (zh) * | 2017-12-22 | 2018-04-20 | 中地装重庆探矿机械有限公司 | 一种钻杆扶正装置及长行程钻机设备 |
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2011
- 2011-02-23 CN CN2011200461870U patent/CN202012289U/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107939309A (zh) * | 2017-12-22 | 2018-04-20 | 中地装重庆探矿机械有限公司 | 一种钻杆扶正装置及长行程钻机设备 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Geological Minerals Langfang Juli Geotechnical Engineering Technology Development Co., Ltd. Assignor: Chinese Geological Science Survey Technology Inst Contract record no.: 2012990000244 Denomination of utility model: Mechanical soft-start long-stroke drilling machine Granted publication date: 20111019 License type: Exclusive License Record date: 20120419 |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111019 Termination date: 20140223 |