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WO/2022/209664A1 |
This coupling device comprises: an attachment/detachment member 20 attachable/detachable to/from a lattice; a first coupling member 21 and a second coupling member 22 which are provided to the attachment/detachment member 20; and a conne...
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WO/2022/198928A1 |
Provided are a fuel-pool quick water-drainage device and a fuel-pool quick water-drainage method. The fuel-pool quick water-drainage device comprises a water-drainage pipe (10), a water-drainage control valve (20), a gas suction device (...
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WO/2022/191220A1 |
The purpose of the present invention is to completely solve the problem that, even if the site of efflorescence removal work itself is an underground space which is not vented sufficiently, that is, a nearly hermetically sealed space, it...
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WO/2022/115404A9 |
A sewer manhole cover includes a frame having an access aperture and a cover for covering the access aperture. A primary seal is generated when the cover is placed on the frame either by way of contact between the frame and cover or by w...
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WO/2022/178204A1 |
An assembly that fits within a ventilation shaft open to atmosphere and leading from underground ventilation ducts such as to subways prevents surface waters from flooding the underground ducts while maintaining the ventilation. The asse...
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WO/2022/173851A1 |
A cleanout housing having an interior and for placement in a cleanout conduit hole with at least one cleanout conduit extending into the cleanout housing interior. A cleanout housing door may be disposed in a cleanout housing opening. At...
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WO/2022/167413A1 |
The invention relates to a surface-water-drainage system (10) having at least one linear-drainage unit (20) in the form of a conduit and/or pipe, wherein, beneath the conduit-form and/or pipe-form linear-drainage unit (20), at least one ...
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WO/2022/165283A1 |
Systems, methods, and articles of manufacture for automatic backflow identification, detection, remediation, and/or management. In some embodiments, a backflow management device may comprise a threaded and electronically-enabled plug ins...
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WO/2022/160713A1 |
Disclosed is a method for constructing a novel starter dam suitable for an upstream tailings pond, comprising: laying a starter dam body bottom anti-seepage layer; providing a starter dam upstream seepage drainage prism body (1) and a st...
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WO/2022/163899A1 |
The present invention provides a re-scattering dust removal apparatus capable of efficiently removing dust contained in sewage. The re-scattering dust removal apparatus according to an aspect of the present invention comprises: a housing...
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WO/2022/150481A1 |
A combination vehicle for cleaning a sewer includes a water jetting system with a frame mounted to a first end of the vehicle and horizontally spanning substantially the width thereof, and a slide carriage operatively engaged with the fr...
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WO/2022/142558A1 |
The present utility model discloses a municipal drainage and blow-off pipeline, comprising a first housing. The upper surface and the lower surface of the first housing are each provided with a first through slot. Four first connecting p...
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WO/2022/134072A1 |
A three-bearing pipe dredging device capable of automatically sending out wires, the device comprising a wire retracting unit and a wire outgoing unit. The wire retracting unit comprises a bobbin and a spring wire. The wire outgoing unit...
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WO/2022/139067A1 |
The present invention relates to a sewer trap having improved assemblability and durability, the sewer trap being characterized by comprising: a housing which is selectively mounted in a drain hole and provided with an upper open surface...
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WO/2022/133512A1 |
The present invention relates to a plastics geocellular structural module, which are light, interconnectable and strong, and are used for land remediation, road construction, ecological restoration of rivers and building foundations and ...
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WO/2022/128218A1 |
It is a feature of a lining tube (1) for reconditioning of a defective sewer pipe (100), comprising an inner film tube (10), around which is disposed a radially expandable layer of fibre material (20) that has been impregnated with a cur...
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WO/2022/129183A1 |
A shower drain system for recovering thermal energy from a flow of shower greywater comprising: - a drain cup for receiving shower greywater; - a heat exchanger arranged downstream of the drain cup, the heat exchanger being configured to...
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WO/2022/122944A1 |
In accordance with various embodiments, a liquid-collecting arrangement (151) can comprise: a container (102) with a chamber (102h) for collecting liquid; at least one suction port (104), coupled to the chamber (102h), for removing by su...
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WO/2022/112285A1 |
The invention relates to a method for monitoring the operation of a pump station (1), wherein the pump station (1) comprises a tank (6) for temporary storage of a liquid, an inlet (7) for influent liquid, an outlet (8), and at least one ...
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WO/2022/109828A1 |
A fabric printing and dyeing wastewater collection and treatment apparatus, comprising: a wastewater collection tank (3), wherein a cleaning assembly (1) is arranged at the top of the wastewater collection tank (3), and a sealing assembl...
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WO/2022/110702A1 |
The present disclosure provides an online draft-in-place gravity sewage discharging device and method, and a suction and blowing-off system and method. The online draft-gravity sewage discharging device comprises: a container body having...
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WO/2022/115248A1 |
The embodiments of the present disclosure provide a system for removing particulates from liquid. The system may comprise a base 210, a tubular body 480 extending upwardly from the base, a liquid quality device 100 located above the base...
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WO/2022/110798A1 |
Disclosed in the present invention is a rainwater accumulation tank having an efficient flushing door, comprising a flushing tank and an accumulation tank; the flushing tank is adjacent to the accumulation tank, one side of the flushing ...
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WO/2022/106137A1 |
The invention relates to a vacuum toilet with a toilet bowl comprising one or more flushing nozzles (20, 20', 20'') which open into the toilet bowl, a flushing water container (12), and a compressed air source which are designed such tha...
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WO/2022/104487A1 |
A wastewater conduit comprising first and second portions and a hinged portion wherein the first and second portions are configured to pivot about the hinged portion between an opened and closed configuration to permit a stacking of the ...
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WO/2022/106135A1 |
The invention relates to a vacuum toilet with a toilet bowl (10), a transfer tank (12), and a flushing water container (14). The flushing water container (14) is designed and connected such that a flushing process is triggered when the t...
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WO/2022/100168A1 |
Disclosed is a drainage chute and drainage culvert combined plugging and dredging method for a tailings pond. The method comprises: 1) plugging a drainage chute, involving: respectively backfilling, from bottom to top, the drainage chute...
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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/2022/099741A1 |
A shower tray, comprising a tray body (10), a floor drain hole (20) and an edge strip (30), wherein the middle part of the tray is recessed to form a recess (11), side walls around the recess (11) are folded horizontally outwards to form...
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WO/2022/084064A1 |
The present invention relates, in particular, to a system (1) for diagnosing a vacuum suction system (50), in particular a vacuum suction system (50) on board aircraft, wherein the vacuum suction system has at least one pipe section (52)...
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WO/2022/084818A1 |
A FOG (Fats, Oil, or Grease) separator apparatus includes (1) a first reservoir or chamber having a wastewater inlet configured to receive wastewater containing FOG; (2) a second reservoir or chamber which is separated from the first res...
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WO/2022/079042A1 |
The invention relates to a building product for construction or civil engineering applications, having a wall structure (10) which is at least partially formed from foamed plastic material. The invention is characterized in that the plas...
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WO/2022/081435A1 |
A vented precipitation guarding manhole cover assembly, comprising: a manhole cover having a top exterior surface and a bottom interior surface; a vent opening extending through the manhole cover between the top and bottom surfaces; a va...
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WO/2022/074296A1 |
A tool (T) for opening and cleaning of piping or corresponding cylindrical objects, which is formed of a disc-shaped tool body attachable to a shaft or a cable and being provided with metal bits (10) for cleaning the piping. The tool bod...
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WO/2022/072702A1 |
Described herein is a grease and/or solids collection system that can be installed directly below a sink basin. The system generally comprises an insert cartridge for collecting both solids and grease contained in wastewater draining fro...
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WO/2022/070545A1 |
Provided is a compressed air jet device A comprising an ejection outlet member 1 provided on a pipe P for connecting to a compressed air supply source such that the open outlet section thereof faces downwards, and a bore part 14 provided...
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WO/2022/062367A1 |
Provided are a qualitative and partitioned CSO regulation, storage and purification system and a purification method. The system is divided into an upper layer and a lower layer; a lower layer region comprises an overflow area, an energy...
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WO/2022/063377A1 |
A sewer water brake (1) for controlling a flow of water in a water drainage system, such as flow from a rain water retention basin; a rain water tank; a well; or the like, comprises a housing (2) forming a vortex chamber (3) having a cur...
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WO/2022/062067A1 |
A method for transporting large-diameter over-long HDPE pipelines from land into water. After pipelines are welded in a welding area and concrete is poured into ballast blocks, an on-shore side construction platform directly rolls the pi...
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WO/2022/008819A9 |
The present invention relates to a rainwater filtration system comprising at least one rigid frame delimiting a volume having at least one downstream face (7), one upper face (5), one lower face (6) and two side faces (8), said at least ...
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WO/2022/059308A1 |
This headrace system 1 improves the scum generation function of the headrace, which distributes and supplies raw water to a sediment basin provided in a sewage treatment plant, and thereby can contribute to energy savings in the sewage t...
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WO/2022/059657A1 |
This resin trough body 3 has an approximately U-shape cross-sectional shape comprising a bottom section 9 and side sections 7 on the two sides. Vertical reinforcement ribs 11 are formed at a prescribed interval on the outer surface of bo...
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WO/2022/052301A1 |
The present invention relates to the technical field of hydraulic engineering, and provides a dredging device for hydraulic engineering, comprising a machine body. One end of the machine body is movably connected to a water pipe, the low...
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WO/2022/056280A1 |
An extendable drain configured to move between a retracted position and an extended position includes a housing and a drain member. The housing includes a top, a bottom, and a sidewall including an annular stretchable sleeve. The housing...
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WO/2022/055154A1 |
The present invention relates to a bad-odor blocking apparatus for a sewer, comprising: a plate having a planar shape to be seated above a sewer manhole and having a through-hole formed in the center thereof; a drain pipe which is connec...
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WO/2022/055246A1 |
The present invention pertains to a drain trap having a structure that blocks the transmission of pathogens between floors, in which there are improvements such as in the connection structure between a cover and an outer chamber and in t...
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WO/2022/049881A1 |
A technique is provided which, while suppressing the adhesion of foreign matter to a floating-type water liquid level sensor, increases the degrees of freedom of installation of the liquid level sensor and facilitates floating upwards wh...
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WO/2022/042798A1 |
The present invention relates to a housing for bearing cables and hoses, wherein the housing comprises a drum onto which a cable or hose is or can be wound, and the drum is mounted movably about a rotation axis to permit winding or unwin...
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WO/2022/043615A1 |
A tool for the cleaning of piping, which is formed of a shaft-shaped rotatable body (1) to which chain links (2) are attached, on the outer periphery of which chain links there are hard metal bits (3) that clean the piping. The chain lin...
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WO/2022/044564A1 |
A lengthwise side wall 5 on the inner side of a conduit body 2 is provided with a compressed air ejecting mechanism 10a which is located slightly below a scum layer S formed in the conduit body 2 and which extends along the lengthwise di...
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