CN204199312U - 冬季基坑地下水明排装置 - Google Patents
冬季基坑地下水明排装置 Download PDFInfo
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- CN204199312U CN204199312U CN201420590384.2U CN201420590384U CN204199312U CN 204199312 U CN204199312 U CN 204199312U CN 201420590384 U CN201420590384 U CN 201420590384U CN 204199312 U CN204199312 U CN 204199312U
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CN201420590384.2U CN204199312U (zh) | 2014-10-13 | 2014-10-13 | 冬季基坑地下水明排装置 |
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CN201420590384.2U CN204199312U (zh) | 2014-10-13 | 2014-10-13 | 冬季基坑地下水明排装置 |
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CN204199312U true CN204199312U (zh) | 2015-03-11 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114319390A (zh) * | 2022-01-19 | 2022-04-12 | 西南石油大学 | 一种新型季节性冻土区边(滑)坡热交换深层排水孔设计 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114319390A (zh) * | 2022-01-19 | 2022-04-12 | 西南石油大学 | 一种新型季节性冻土区边(滑)坡热交换深层排水孔设计 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20171110 Address after: 100131 2001-02 room, No. 20, Shijingshan Road, Beijing, Shijingshan District Patentee after: China Railway Construction Group Beijing Engineering Co., Ltd. Address before: 100131 Shijingshan Road, Beijing, No. 20, China Railway Development Building, No. Patentee before: Zhongtie Construction Group Corporation Limited |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180604 Address after: 100131 Shijingshan Road, Shijingshan District, Shijingshan District, Beijing Co-patentee after: China Railway Construction Group Beijing Engineering Co., Ltd. Patentee after: Zhongtie Construction Group Corporation Limited Address before: 100131 room 2001-02, 20 Shijingshan Road, Shijingshan District, Beijing. Patentee before: China Railway Construction Group Beijing Engineering Co., Ltd. |