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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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WO/2022/045288A1 |
The present invention comprises a first screen residue separator 4 and a second screen residue separator 5 capable of separating screen residue S from water to be treated W1, wherein the first screen residue separator 4 includes a first ...
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WO/2022/044331A1 |
A humidity adjustment apparatus (10) according to the present disclosure is provided with a control unit (11) that acquires humidity information indicating the humidity in a space of a manhole and that controls the humidity on the basis ...
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WO/2022/044183A1 |
A pipe administration system (100) comprises: a failure information acquisition unit (20) that acquires failure information regarding a failure in an underground pipe; a pipe information acquisition unit (21) that acquires pipe informati...
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WO/2022/043635A1 |
Attachment system (1) for attaching a filtering net (2) to a mouth (90) of a pipeline (9), comprising a tubular rear portion attached around the mouth, and a tubular front portion for anchoring the net, wherein the rear portion and the f...
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WO/2022/042849A1 |
According to different embodiments, a channel-retaining device (200) can comprise: - a retaining holder (102), which has a first coupling region (102k) and a retaining region (102a) for retaining a drainage channel extending in a directi...
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WO/2022/043595A1 |
A drain sump enabling the collection and compaction of the solid residues from an urban, industrial or agricultural drainage network, preventing the downstream contamination of the drain conduit by said residues and reducing the load at ...
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WO/2022/039180A1 |
Provided is a wireless communication structure which makes it possible to improve communication performance of wireless communication at a place other than the place just above a lid member.　The present invention is provided with: a co...
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WO/2022/039754A1 |
A fluid recycling unit for use on board an aircraft or other passenger transportation vehicle. The fluid recycling unit captures various types of used fluids, filters or otherwise appropriately treats the fluids, and recycles the fluids ...
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WO/2022/036871A1 |
Disclosed is an all-round no-dead-corner sewage suction truck. A movable platform is installed on the rear portion of a truck frame in a swinging manner; a sewage suction pipe is movably installed on the movable platform, and an end of t...
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WO/2022/036420A1 |
Laminar trap (10) used in construction work to drain water from kitchen sinks, washbasins, tanks and the like and to direct the water flow to the drainage network, said laminar trap (10) being made of a polymer or other suitable material...
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WO/2022/032821A1 |
A trenchless hose anti-wear support, which belongs to the technical field of trenchless repair, and comprises a retractable support (1), a hose rollers (2), adjusting screws (3) and fixing foot plates (4). The retractable support (1) is ...
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WO/2022/035751A1 |
A stormwater treatment device includes a tank defining an internal volume and having an inlet and an outlet, a rotatable screen unit mounted within the tank, the rotatable screen unit being barrel-shaped to define a through path with an ...
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WO/2022/035006A1 |
The present invention provides a waste collection device for a drain, comprising: a main frame (10) including a penetration part provided with a catching part caught by a catching step of a drain entrance and having one side vertically p...
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WO/2022/024519A1 |
A connecting pin 20 is inserted through insertion holes of both an end plate 104 of one segment 1a and an end plate 105 of the other segment 1b such that a head portion 20a of the connecting pin 20 is brought into abutment with the end p...
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WO/2022/025097A1 |
A resin composition including (A) an unsaturated polyester oligomer, (B) a radical polymerizable monomer, and (C) a photopolymerization initiator. The (A) unsaturated polyester oligomer includes a structure derived from a polyvalent alco...
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WO/2022/025767A1 |
A system for assembling a road (1), wherein the system comprises a plurality of plastic support structures (4) and a plurality of road deck elements (2, 3, 3a, 3b), wherein each of the support structures comprises a base plate (5) and at...
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WO/2022/019933A1 |
A safety apparatus includes a safety fabric that in use is positioned in an access opening of a subsurface chamber. The safety fabric has a mesh with a plurality of mesh openings and a band formed around a perimeter of the mesh. At least...
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WO/2022/013199A1 |
The invention relates to a separation device (10) comprising at least one inlet (11) for a contaminated fluid, in particular waste water containing fat, and a receiving element (12) having at least one first chamber (13) for receiving th...
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WO/2022/011322A1 |
A semi-aqueous method for extracting a substance. The method involves combining a first liquid or solid substance containing an extract with a semi- aqueous solution containing a water-soluble or water-emulsifiable (WSWE) compound. Said ...
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WO/2022/008969A1 |
The invention relates to a gravity sewer device comprising a self-flushing weir forming a section of gravity sewer that crosses under a watercourse or similar underground obstruction. A self-flushing weir according to the present inventi...
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WO/2022/010347A1 |
There is provided an inspection chamber base (2) or manhole base (2), comprising: a plurality of flow channels (6), each channel having a respective port (8) located at an inlet/outlet region of the base (2) from which the plurality of f...
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WO/2022/010350A1 |
A pivot joint (4,4') for elements of a fluid transport system. A first pivot member (5) is connectable to a first element of the fluid transport system and a second pivot member (6) to a second element. Through the pivot joint a liquid-t...
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WO/2022/008415A1 |
The invention relates to a method for cooling or heating waste water, comprising the following steps: channelling off water from a naturally occurring water source (10); delivering the channelled-off water into a feed line (18) of a wast...
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WO/2022/003988A1 |
[Problem] To provide a rain water storage and infiltration facility that provides easy assembly of the constructs, a higher strength of the construction unit members of the constructs, and the entire structure that is hard to deform by d...
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WO/2022/005382A1 |
A tool (1) for pipe installation, comprising a frame (3,4), a laser (2), arranged on said frame (3), wherein the tool (1) is arranged to be placed on an inside of a pipe opening in an initial position and, due to the force of gravitation...
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WO/2021/258144A1 |
A method for slipforming a concrete trench drain channel using a slipform paving machine, said drain channel having frames defining an upper opening of said channel and adapted to receive a grate; and said frames therefor.
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WO/2021/260115A1 |
The invention relates to a system (1) for recovering heat from waste heat from wastewater, comprising: a wastewater conduit (2) and a secondary line (4) for diverting the wastewater from the wastewater conduit (2), wherein the secondary ...
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WO/2021/262072A1 |
The present invention refers to a system 1 intended for measuring water quality in a system having the capability of recirculating water and flowing water to waste, depending on water quality, said system 1 being a module system comprisi...
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WO/2021/256776A1 |
The present invention relates to a connection socket which is installed at a joint portion of water and sewer pipes. More specifically, disclosed is a technology related to a water and sewer pipe connection socket capable of preventing p...
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WO/2021/255588A1 |
The invention is a modular element or semi -module (100) for making underground structures of basins for the management of meteoric waters or for retaining soil, comprising a substantially plane base portion (101) and one or more pillars...
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WO/2021/256635A1 |
The present invention relates to a method of manufacturing a grating-fixing clip, wherein a saddle clip (20) fixed on top of a grating (10) is coupled to a lower clip (40) which is positioned under the grating (10) to fix an angle or H-b...
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WO/2021/256592A1 |
The present invention relates to a system and a method for removing sewer pipe scale by spraying microbe mist and, more specifically, to a system for removing sewer pipe scale by spraying microbe mist, the system comprising: a microbe st...
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WO/2021/251706A1 |
The present invention relates to a manhole cover including an inner cover and, more specifically, to a manhole cover including an inner cover, wherein: the inner cover used for a manhole is made from a mixed material including a corrosio...
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WO/2021/251851A1 |
Disclosed is an flat-sided concrete agricultural cistern for collecting and harvesting rain, which is used to store rainwater for cultivating perennial plant species and the like. When it rains, the rainwater settles inside the cistern (...
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WO/2021/245479A1 |
A linear drain group of fluids from an environment having a collection channel (3) of fluids to be drained and comprising: at least one cover body (5), superimposed on the collection channel (3), and a plurality of support feet (6) coupl...
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WO/2021/246935A1 |
A system for detecting an overflow event in a combined sewer comprising: a sensor for detecting the height of water in the combined sewer, the sensor being a non-contact level sensor positioned at a height above an overflow outlet of the...
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WO/2021/242628A1 |
An example system includes a valve between a suction pipe extending into a sewage pit and a vacuum pipe connected to a sewer system. The vacuum pipe has vacuum pressure. The valve is controllable to open to allow content to flow from the...
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WO/2021/242169A1 |
A system for receiving and to a recipient forwarding of stormwater comprises a well (1), an outlet (4) connected to a stormwater system, an overflow drain (9) containing an upright pipe (8) and a connecting pipe (7) connected to the outl...
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WO/2021/242827A1 |
The embodiments of the present disclosure provide an in-line surface drain. The in-line surface drain may comprise a cylindrical frame and a plurality of concentric rings coupled to the cylindrical frame. The plurality of concentric ring...
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WO/2021/242627A2 |
An example apparatus is for use in a system that includes a sewage pit, a suction pipe in the sewage pit, and a valve between the suction pipe and a vacuum pipe that connects to a sewer system. The apparatus includes a controller configu...
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WO/2021/242797A1 |
The embodiments of the present disclosure provide a system for connecting a mainline pipe with an outlet pipe. The system comprises an outlet pipe configured to be coupled to a mainline pipe near a proximal end of the outlet pipe, a firs...
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