CN103485357B - 一种轻型井点降水管成孔装置及其方法 - Google Patents
一种轻型井点降水管成孔装置及其方法 Download PDFInfo
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CN109083177B (zh) * | 2018-07-26 | 2023-06-23 | 河南省水利第一工程局 | 一体式定向真空井点管的降水工艺 |
CN110206481A (zh) * | 2019-04-24 | 2019-09-06 | 武汉一冶建筑安装工程有限责任公司 | 降水井施工装置 |
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CN2302337Y (zh) * | 1998-02-19 | 1998-12-30 | 上海宝钢冶金建设公司第五工程公司 | 自沉式轻型井点装置 |
CN2823328Y (zh) * | 2005-10-20 | 2006-10-04 | 中国水电顾问集团华东勘测设计研究院 | 井点成孔冲击管 |
JP2008025132A (ja) * | 2006-07-19 | 2008-02-07 | Maruyama Komuten:Kk | 地下水位低下工法 |
JP5320728B2 (ja) * | 2007-11-12 | 2013-10-23 | 株式会社大林組 | 常用井戸、常用井戸の構築方法及び常用井戸の構造 |
CN201539209U (zh) * | 2009-09-29 | 2010-08-04 | 中冶天工上海十三冶建设有限公司 | 轻型井点降水冲孔器 |
CN101672160A (zh) * | 2009-10-15 | 2010-03-17 | 中国地质科学院水文地质环境地质研究所 | 软土层快速成井装置 |
CN102051886B (zh) * | 2011-01-24 | 2012-08-15 | 惠州市水电建筑工程有限公司 | 一种轻型井点降水施工方法 |
CN202578488U (zh) * | 2012-05-02 | 2012-12-05 | 中国建筑第八工程局有限公司 | 一种管井成孔装置 |
CN102912806B (zh) * | 2012-09-27 | 2016-01-20 | 中交三航局第二工程有限公司 | 一种降水井的施工方法 |
CN203498848U (zh) * | 2013-09-03 | 2014-03-26 | 中铁建设集团有限公司 | 一种轻型井点降水管成孔装置 |
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Effective date of registration: 20171207 Address after: 511458 Guangdong city of Guangzhou province Nansha District City Road South Ring Shacheng office building A Patentee after: China Railway Construction Group South Engineering Co., Ltd. Address before: 100131 Shijingshan Road, Beijing, No. 20, No. Patentee before: Zhongtie Construction Group Corporation Limited |
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Effective date of registration: 20180111 Address after: 100131 Shijingshan Road, Beijing, No. 20, No. Co-patentee after: China Railway Construction Group South Engineering Co., Ltd. Patentee after: Zhongtie Construction Group Corporation Limited Address before: 511458 Guangdong city of Guangzhou province Nansha District City Road South Ring Shacheng office building A Patentee before: China Railway Construction Group South Engineering Co., Ltd. |
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Effective date of registration: 20201014 Address after: 100040 No. 20, Shijingshan Road, Beijing, Shijingshan District Patentee after: CHINA RAILWAY CONSTRUCTION GROUP Co.,Ltd. Patentee after: CHINA RAILWAY CONSTRUCTION GROUP SOUTH ENGINEERING Co.,Ltd. Patentee after: China Railway Construction Group Infrastructure Construction Co., Ltd Address before: 100131 No. 20, Shijingshan Road, Beijing, Shijingshan District Patentee before: CHINA RAILWAY CONSTRUCTION GROUP Co.,Ltd. Patentee before: CHINA RAILWAY CONSTRUCTION GROUP SOUTH ENGINEERING Co.,Ltd. |
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