CN208502837U - 一种具有自动开关的隧道用排水装置 - Google Patents
一种具有自动开关的隧道用排水装置 Download PDFInfo
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- CN208502837U CN208502837U CN201820715696.XU CN201820715696U CN208502837U CN 208502837 U CN208502837 U CN 208502837U CN 201820715696 U CN201820715696 U CN 201820715696U CN 208502837 U CN208502837 U CN 208502837U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
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- 201000010099 disease Diseases 0.000 description 1
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CN201820715696.XU CN208502837U (zh) | 2018-05-15 | 2018-05-15 | 一种具有自动开关的隧道用排水装置 |
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CN201820715696.XU CN208502837U (zh) | 2018-05-15 | 2018-05-15 | 一种具有自动开关的隧道用排水装置 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111677551A (zh) * | 2020-05-16 | 2020-09-18 | 王洪恩 | 一种煤矿采掘巷道排水装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111677551A (zh) * | 2020-05-16 | 2020-09-18 | 王洪恩 | 一种煤矿采掘巷道排水装置 |
CN111677551B (zh) * | 2020-05-16 | 2022-01-25 | 焦作煤业(集团)有限责任公司 | 一种煤矿采掘巷道排水装置 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190621 Address after: 202172 Room 1260, No. 495 Yuejin South Road, Xinhai Town, Chongming District, Shanghai (Guangming Rice Industry Economic Park) Patentee after: Advocating Creation (Shanghai) Consulting Management Firm Address before: 315506 Hongnong 15 Group 29, Hongxi Village, Yinhu Town, Fenghua City, Ningbo City, Zhejiang Province Patentee before: Wang Xuankun |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200622 Address after: Hangzhou City, Zhejiang province 310007 Xihu District Baochu Road No. 161 Patentee after: HANGZHOU TRAFFIC ENGINEERING GROUP Co.,Ltd. Address before: 202172 Room 1260, No. 495 Yuejin South Road, Xinhai Town, Chongming District, Shanghai (Guangming Rice Industry Economic Park) Patentee before: Advocating Creation (Shanghai) Consulting Management Firm |
|
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: 20190215 |