CN206378128U - A kind of inclination measuring device constructed for tunnel drilling and blasting - Google Patents
A kind of inclination measuring device constructed for tunnel drilling and blasting Download PDFInfo
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- CN206378128U CN206378128U CN201720093929.2U CN201720093929U CN206378128U CN 206378128 U CN206378128 U CN 206378128U CN 201720093929 U CN201720093929 U CN 201720093929U CN 206378128 U CN206378128 U CN 206378128U
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- blasting
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CN201720093929.2U CN206378128U (en) | 2017-01-24 | 2017-01-24 | A kind of inclination measuring device constructed for tunnel drilling and blasting |
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CN201720093929.2U CN206378128U (en) | 2017-01-24 | 2017-01-24 | A kind of inclination measuring device constructed for tunnel drilling and blasting |
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CN206378128U true CN206378128U (en) | 2017-08-04 |
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CN201720093929.2U Expired - Fee Related CN206378128U (en) | 2017-01-24 | 2017-01-24 | A kind of inclination measuring device constructed for tunnel drilling and blasting |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109540086A (en) * | 2019-01-28 | 2019-03-29 | 中交公局重庆城市建设发展有限公司 | Small base tunnel director and its pointing method |
CN110146037A (en) * | 2019-04-11 | 2019-08-20 | 浙江大学 | Measuring device and method for seamless steel tube for ship seamless interfacing |
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2017
- 2017-01-24 CN CN201720093929.2U patent/CN206378128U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109540086A (en) * | 2019-01-28 | 2019-03-29 | 中交公局重庆城市建设发展有限公司 | Small base tunnel director and its pointing method |
CN109540086B (en) * | 2019-01-28 | 2023-12-22 | 中交一公局重庆隧道工程有限公司 | Small pilot pit pointing instrument and pointing method thereof |
CN110146037A (en) * | 2019-04-11 | 2019-08-20 | 浙江大学 | Measuring device and method for seamless steel tube for ship seamless interfacing |
CN110146037B (en) * | 2019-04-11 | 2024-05-31 | 浙江大学 | Measuring device and method for seamless butt joint of ship steel pipes |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Zhang Youjun Inventor after: Wang Qingjiang Inventor after: Huang Huang Inventor after: Feng Qingmin Inventor after: Zhou Yu Inventor after: Wang Yue Inventor after: Shu Wei Inventor after: Xie Weiyang Inventor after: Liu Wei Inventor before: Wang Qingjiang Inventor before: Huang Huang Inventor before: Zhou Yu Inventor before: Wang Yue Inventor before: Xie Weiyang Inventor before: Liu Wei |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170804 Termination date: 20210124 |