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2023
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Invention
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Guide girder pullback and u-turn method of transportation and erection integrated machine. Disclo... |
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Invention
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Construction method for asphalt replaceable pavement for large passenger aircraft test. A constru... |
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Invention
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Rock mass grouting material test device under high-temperature and high-pressure water flowing co... |
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Invention
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Grouting water plugging device and method for water-rich tunnel. Disclosed in the present inventi... |
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Invention
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Oxygen supply, cooling and dust removal method for tunnel construction. Disclosed in the present ... |
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2021
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Invention
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Waterproof structure for side wall and tunnel in subway main body structure. Disclosed in the inv... |
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Invention
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Top plate deformation seam waterproofing structure in subway body structure. Disclosed in the pre... |
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Invention
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Waterproof floor drain structure in subway main structure. Disclosed is a waterproof floor drain ... |
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Invention
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Weathered sandstone-containing metro station foundation pit excavation equipment selection method... |
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2020
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Invention
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Method for adjusting variable section of adjustable lining trolley. A method for adjusting a vari... |
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Invention
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Variable section adjustable lining trolley. A variable section adjustable lining trolley, compris... |
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Invention
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Variable-section-adjustable arch mold device for lining trolley. A variable-section-adjustable ar... |
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Invention
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Staged ventilation method based on construction of complex cavern group. A staged ventilation met... |
