CN205591228U - 一种用于井管沉放的轮轴装置 - Google Patents
一种用于井管沉放的轮轴装置 Download PDFInfo
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Cited By (1)
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CN106703058A (zh) * | 2016-12-30 | 2017-05-24 | 中国十七冶集团有限公司 | 一种采用井口护套导入井点降水外套管的施工方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106703058A (zh) * | 2016-12-30 | 2017-05-24 | 中国十七冶集团有限公司 | 一种采用井口护套导入井点降水外套管的施工方法 |
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Effective date of registration: 20161213 Address after: 100070 Beijing West Fourth Ring Road, Fengtai District, No. 83 Patentee after: China Aerospace Construction Group Co., Ltd. Patentee after: Beijing Aerospace Geotechnical Engineering Institute Co., Ltd. Patentee after: Beijing Aerospace Foundation Engineering Co., Ltd. Address before: 100070 Beijing West Fourth Ring Road, Fengtai District, No. 83 Patentee before: China Aerospace Construction Group Co., Ltd. Patentee before: Beijing Aerospace Geotechnical Engineering Institute Co., Ltd. |