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WO/2024/063292A1 |
The present invention relates to a method for constructing a water-expandable waterstop for preventing slurry wall water leakage and a structure for constructing same. The method for constructing a water-expandable waterstop for preventi...
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WO/2024/032815A1 |
The present application provides a construction method for a water body replacement type storage yard. The construction method comprises: the construction of a water-stopping cofferdam; enclosure drainage construction: after the water-st...
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WO/2023/250219A1 |
A structure for use with a liner such as for use in a rapid deployment flood protection system for diverting a liquid. The structure may include frames connected by horizontal link bars. The frames may include a dam face, a base, and a b...
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WO/2023/178905A1 |
A non-bottom sealed double-wall steel cofferdam structure and a construction method therefor. The steel cofferdam structure comprises: blade foot recesses (1) formed by recess punching in a river bed, the blade foot recesses (1) being cl...
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WO/2023/097947A1 |
The present invention provides a recyclable steel guide wall, comprising four side plates. The four side plates are sequentially connected end to end and define a closed frame body, and a positioning hole is formed in the center of the c...
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WO/2023/093632A1 |
The present utility model relates to the field of cofferdams, in particular to a lock-type steel pipe pile cofferdam for cemented pebble geology. The lock-type steel pipe pile cofferdam comprises a steel pipe pile structure. The steel pi...
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WO/2023/077552A1 |
A construction method for foundation pit enclosure and earth excavation, comprising the following steps of: construction drawing design and drawing review, construction site preparation, support enclosure arrangement, drainage measure ar...
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WO/2023/024002A1 |
A static pressure steel cylinder wind power generation set foundation for onshore soft soil, and a construction method therefor, the foundation comprising a steel cylinder (6), wherein the steel cylinder (6) is inserted into soft soil (1...
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WO/2023/022337A1 |
Disclosed are a device for continuing rotation-type overlay reinforcing bars, and a construction method therefor, which, in constructing a precast wall body to be continued sideways underground or above ground, are capable of quick and e...
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WO/2023/010631A1 |
A deepwater group pile foundation, comprising: multiple drilled piles (100), the cross-sectional shape of pile tops (100a) of the drilled piles (100) being a square provided with an arc chamfer, a first reinforcement cage (103) being pre...
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WO/2022/241501A1 |
The present invention provides a method of making soil substantially impermeable to a chemical compound or composition that may pollute groundwater, comprising applying a polyurethane resin to the soil, wherein said polyurethane resin is...
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WO/2022/213672A1 |
A suspended-sliding-type water stop device, comprising: a water stop belt (3), a first end (301) thereof being connected to a first joint segment (1), and a second end (302) thereof being connected to a second joint segment (2), so as to...
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WO/2022/180214A1 |
A method of constructing an offshore construction at an offshore area. Comprising: erecting a first outer wall (141) enclosing a containment (142) including a designated reservoir portion (101) and a designated island portion (102); lowe...
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WO/2022/156093A1 |
The invention discloses a drainage and exhaust structure and method for a submarine vacuum pipeline, which can economically and efficiently discharge seawater and gas from the submarine vacuum pipeline. The drainage and exhaust structure...
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WO/2022/147999A1 |
A waterproof structure for an underground foundation pit dewatering well, comprising a well pipe extending in the vertical direction. The waterproof structure further comprises: a bentonite layer, formed by bentonite filled into the lowe...
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WO/2022/141388A1 |
The present invention relates to the technical field of cofferdam construction. Disclosed is a fixed inner support ring beam of a locking steel pipe pile cofferdam, comprising a steel pipe pile cofferdam arranged on an artificial island....
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WO/2022/120723A1 |
Disclosed is a new-type drainage apparatus applied in an old district redevelopment building foundation pit, which comprises a water collection sleeve pipe, a mesh screen, a drainage pipe, a cleaning structure, fixing posts, a fixed rod,...
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WO/2022/103381A1 |
A distributed integrated water management system (100) includes water source supply lines (152, 154) capable of being placed in fluid communication with a separate water source (102), water discharge lines ("A", "B", "C") capable of bein...
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WO/2022/095494A1 |
A dry desilting method for a riverway. In a working process, a river channel must be locally cut off, to allow both banks to have a certain amount of space and facilitate riverway desilting. Furthermore, riverway desilting is thorough, d...
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WO/2022/073485A1 |
The present application provides a cofferdam locking mechanism, comprising a female lock assembly and a male lock assembly. The female lock assembly is detachably connected to the male lock assembly and comprises a female lock connecting...
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WO/2022/059977A1 |
Disclosed are an apparatus for consecutively connecting lapping steel bars of precast walls, and a construction method therefor, the apparatus setting connecting steel bars in a lapping steel bar structure, and then structurally and cons...
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WO/2022/016603A1 |
Disclosed is a new-type closure and coffer dam body of a hydropower station, the dam body comprising a concrete frame dam body (1), wherein two sides of the concrete frame dam body (1) are provided with concrete auxiliary dams (2); the c...
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WO/2021/248424A1 |
An induced grouting method, in which one pumping well (6) is used for cooperating with all grouting holes (5), the pumping well (6) pumps underground water for pressure relief in a confined pebble stratum, and at the same time, the confi...
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WO/2021/238118A1 |
An ecological soft enclosure for algae and sewage interception and purification, and a construction method therefor. The ecological soft enclosure comprises an underwater low weir (6), pile bodies (1), a first soft enclosure (4) and a se...
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WO/2021/227158A1 |
The present invention relates to a concrete body supporting system for high-intensity dewatering. The concrete body supporting system for high-intensity dewatering comprises a supporting structure consisting of a plurality of piles seque...
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WO/2021/228351A1 |
The invention relates to a method for providing an underground barrier for a water flow, which method comprises the steps of: - drilling in soil a number of parallel vertical holes; - inserting pipe strings into the drilled holes, wherei...
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WO/2021/213094A1 |
The present utility model relates to municipal water supply and drainage engineering construction, and to a fragmented prefabricated structure of a deep and large open caisson, comprising a plurality of uniform arcuate pipe segments in a...
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WO/2021/196657A1 |
A novel fabricated anchorage structure serving as both a dewatering well and a support, and a construction method, relating to the technical field of geotechnical engineering. The fabricated anchorage structure comprises a plurality of p...
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WO/2021/088445A1 |
Waterproof curtains (200) at ends of an underwater channel foundation pit (110) along water banks, comprising first high-pressure jet grout piles (210) and second high-pressure jet grout piles (220) which are horizontally connected to ea...
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WO/2021/063001A1 |
A prefabricated plugging framework and a prefabricated framework plugging dam construction method, suitable for use when there is a floodwater breach during flood fighting and emergency rescue; when there is a floodwater breach, quickly ...
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WO/2021/023244A1 |
Provided in the present invention are a temporary leakage plugging device and method applied to the leakage rescue of a foundation pit engineering enclosure structure. The structure comprises a hollow adjusting screw, a fixed support, a ...
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WO/2021/022009A1 |
A cofferdam is disclosed that includes an open frame structure having double walls defining a hollow space within each double wall, with each double wall having an open bottom end and a closed top end. Each of the double walls are config...
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WO/2021/013199A1 |
Disclosed in the present invention are a construction cold joint treatment structure and method for an interlocking pile. The structure comprises concrete piles of an interlocking pile, the formed plain concrete piles of the interlocking...
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WO/2021/008748A1 |
Method for assembling an offshore wind turbine (1), wherein the wind turbine (1) comprises a tower foundation (2) with at least one hollow ballast chamber (24, 25), wherein the method comprises the following steps: - assembling the tower...
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WO/2020/240385A1 |
A method for constructing a dam or embankment of loose material, such as earth and/or crushed rock, with a protected impermeable membrane (22). The method consists of configuring a dam or embankment body (10) that extends in the directio...
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WO/2020/204704A1 |
The present invention relates to a flood defence dam structure and a method for providing a flood defence dam. The flood defence dam structure according to the invention comprises: - at least two liquid chambers from a flexible material ...
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WO/2020/198897A1 |
The present invention relates to the technical filed of construction underground engineering, and provided thereby is a wall sinking construction method which allows a wall body to sink in a controlled manner. The wall sinking constructi...
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WO/2020/187552A1 |
The invention relates to a geomaterial web, comprising a first organic structured material and a second, structured material, differing from the first, which is joined to the first structured material to form a planar, composite material...
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WO/2020/165562A1 |
A geosynthetic clay liner comprising a first geotextile layer, a second geotextile layer, and a clay layer provided between the first and second geotextile layers. The geosynthetic clay liner comprises electrically conductive material.
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WO/2020/140115A1 |
An exemplary fluid containment system includes at least one baffle having an outer tube and an inner tube. The outer tube has an elongated geometry that defines a size and shape of the baffle structure. The inner tube can be inflated and...
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WO/2020/138860A1 |
The present invention relates to a method for constructing an annular foundation, the annular foundation being installed underwater so as to provide a space for cofferdam construction, the method comprising: a support pile connection ste...
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WO/2020/114523A1 |
A double-wall cofferdam and a pier construction method using same. The double wall cofferdam comprises at least one double-wall cofferdam unit; the double-wall cofferdam unit comprises a wall body (1), a cutting edge (2), an inner suppor...
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WO/2020/098993A1 |
The invention relates to a method for producing a sealing base in the ground, in which a multiplicity of sealing bodies which are adjacent to one another or overlap is produced in a first ground layer by means of injection of a curable i...
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WO/2020/085590A1 |
The present invention relates to a cofferdam structure. An annular cofferdam using tapered square pipes and a temporary structure for pit excavation construction, according to one embodiment of the present invention, include a plurality ...
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WO/2020/051198A1 |
Systems and methods of restoring a lake including dredging, island creation, water treatment, real estate development, computer modeling of environmental conditions, wave height reduction, sediment removal and encapsulation, bathymetry c...
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WO/2020/032453A1 |
The present invention relates to a construction method of multi-walls for construction of ports, rivers, dams, and concrete buildings which can prevent inflow of soil and water, while securing the function of bracing or coffering carried...
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WO/2019/137149A1 |
An engineering system for collecting and utilizing regional rainwater and an allocation method. The engineering system for collecting and utilizing regional rainwater comprises a rainwater collection system, a water quality treatment sys...
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WO/2019/041049A1 |
Wax-modified asphalt can be employed in peel-and-stick sheets. In some embodiments, the method includes adding a wax to an asphalt blend. The addition of wax can result in an asphalt having lower viscosity, higher softening point, improv...
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WO/2019/017498A1 |
A method for constructing a continuous underground wall includes: a steel pipe installation step of continuously alternately installing first steel pipes and second steel pipes in a construction direction; an excavation step of excavatin...
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WO/2018/234836A1 |
Method and system for the productive construction of a diaphragm wall without earth excavation, during which a continuous watertight and/or water-transmitting layer is inserted preferably in flood prevention embankment dams, wherein a na...
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