CN208328963U - 一种用于大面积基坑降水的聚水排水器 - Google Patents
一种用于大面积基坑降水的聚水排水器 Download PDFInfo
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- CN208328963U CN208328963U CN201820853462.1U CN201820853462U CN208328963U CN 208328963 U CN208328963 U CN 208328963U CN 201820853462 U CN201820853462 U CN 201820853462U CN 208328963 U CN208328963 U CN 208328963U
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- water
- water tank
- polywater
- scale excavation
- water trap
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
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CN201820853462.1U CN208328963U (zh) | 2018-06-01 | 2018-06-01 | 一种用于大面积基坑降水的聚水排水器 |
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CN201820853462.1U CN208328963U (zh) | 2018-06-01 | 2018-06-01 | 一种用于大面积基坑降水的聚水排水器 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112252381A (zh) * | 2020-10-26 | 2021-01-22 | 张家港宏昌钢板有限公司 | 一种阀台改造装置和改造方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112252381A (zh) * | 2020-10-26 | 2021-01-22 | 张家港宏昌钢板有限公司 | 一种阀台改造装置和改造方法 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Yan Hao Inventor after: Wen Jiajie Inventor after: Wang Kexin Inventor before: Yan Hao Inventor before: Wen Jiajie Inventor before: Wang Kexin |
|
CB03 | Change of inventor or designer information | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing Geotechnical Engineering Association Assignor: BEIJING GEO-ENGINEERING Co. Contract record no.: X2021990000087 Denomination of utility model: A water collecting drainage device for dewatering of large area foundation pit Granted publication date: 20190104 License type: Exclusive License Record date: 20210205 |
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EE01 | Entry into force of recordation of patent licensing contract | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190104 |
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CF01 | Termination of patent right due to non-payment of annual fee |