CN206707768U - 一种煤矿巷道安全检测装置 - Google Patents
一种煤矿巷道安全检测装置 Download PDFInfo
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- CN206707768U CN206707768U CN201720420360.6U CN201720420360U CN206707768U CN 206707768 U CN206707768 U CN 206707768U CN 201720420360 U CN201720420360 U CN 201720420360U CN 206707768 U CN206707768 U CN 206707768U
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CN201720420360.6U CN206707768U (zh) | 2017-04-20 | 2017-04-20 | 一种煤矿巷道安全检测装置 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109098763A (zh) * | 2018-10-31 | 2018-12-28 | 安徽理工大学 | 煤矿巷道表面位移自动监测装置 |
CN110702572A (zh) * | 2019-09-29 | 2020-01-17 | 张雪玲 | 一种土壤入渗自动补水和测量装置 |
CN111307251A (zh) * | 2019-11-29 | 2020-06-19 | 河北工程大学 | 一种深井水位探测仪 |
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2017
- 2017-04-20 CN CN201720420360.6U patent/CN206707768U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109098763A (zh) * | 2018-10-31 | 2018-12-28 | 安徽理工大学 | 煤矿巷道表面位移自动监测装置 |
CN110702572A (zh) * | 2019-09-29 | 2020-01-17 | 张雪玲 | 一种土壤入渗自动补水和测量装置 |
CN111307251A (zh) * | 2019-11-29 | 2020-06-19 | 河北工程大学 | 一种深井水位探测仪 |
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Denomination of utility model: Coal mine roadway safety detection device Effective date of registration: 20181031 Granted publication date: 20171205 Pledgee: Bank of Nanjing Limited by Share Ltd. Nanjing branch Pledgor: JIANGSU ZHONG AN SCIENCE AND TECHNOLOGY SERVICE Co.,Ltd. Registration number: 2018320000255 |
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Date of cancellation: 20191213 Granted publication date: 20171205 Pledgee: Bank of Nanjing Limited by Share Ltd. Nanjing branch Pledgor: JIANGSU ZHONG AN SCIENCE AND TECHNOLOGY SERVICE Co.,Ltd. Registration number: 2018320000255 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Coal mine roadway safety detection device Effective date of registration: 20191216 Granted publication date: 20171205 Pledgee: Nanjing Bank Co.,Ltd. Nanjing North Branch Pledgor: JIANGSU ZHONG AN SCIENCE AND TECHNOLOGY SERVICE Co.,Ltd. Registration number: Y2019320000362 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Date of cancellation: 20211216 Granted publication date: 20171205 Pledgee: Nanjing Bank Co.,Ltd. Nanjing North Branch Pledgor: JIANGSU ZHONG AN SCIENCE AND TECHNOLOGY SERVICE Co.,Ltd. Registration number: Y2019320000362 |
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