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Patent Searching and Data


Matches 1 - 50 out of 33,417

Document Document Title
WO/2019/097489A3
A filter apparatus is used for at least partially removing dirt from a pressurized liquid flow passing therethrough. The filter apparatus includes a harvesting utility for harvesting electrical energy from the liquid flow, and at least p...  
WO/2019/139929A1
A hydrodynamic separator for storm water includes weirs and a first plate within a housing to create a pretreatment area for the storm water. The separator further includes a hollow inner member for inducing rotational flow of water and ...  
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...  
WO/2019/140443A1
A swimming pool drain and sump assembly with a toroidal drain housing that includes a lower section with a drain outlet port extending through the lower section wall and a continuous annular channel that loops back upon itself, and an up...  
WO/2019/134740A1
A check valve (10) for controlling a flow of fluid by fluid pressure, comprising a housing (11) and a resilient flexible valve element (12) inside the housing (11), wherein the valve element (12) is formed as a hollow and longitudinally ...  
WO/2019/136362A1
A sewer cleaning machine includes a frame and a drum rotatably supported by the frame. The drum is positioned on a first side of the frame. The sewer cleaning machine also includes a first motor supported by the frame and coupled to the ...  
WO/2019/121558A1
The invention relates to a method for the diagnosis of a vacuum suction system (1) having a receiver device (2) for material to be transported, an acoustic sensor (7), which is positioned on the receiver device (2) and an acoustic signal...  
WO/2019/122134A1
The disclosure relates to gully (1) or gully part comprising a gully pot, an inlet (2) for receiving a fluid to be drained, an outlet port (13) for being connected to a drain pipe for draining the fluid, the gully further comprising a fi...  
WO/2019/126291A1
An in-drain sealing apparatus for being positioned in a drain pipe with an interior surface where the positioning is below a surface mounted gtate in a room area. The drain sealing apparatus includes a connector ring defined by a center ...  
WO/2019/114701A1
A large-flow floor drain having a cup-shaped inner container, comprising a floor drain cavity (1), a cup-shaped inner container (2), an inner container support (3) and a reset mechanism (8), wherein the cup-shaped inner container (2) com...  
WO/2019/112796A1
An example system includes a sewage pit (11); a suction pipe (14) extending into the sewage pit; and a valve (12) between the sewage pit (11) and a vacuum pipe (15) having a vacuum pressure. The valve is controllable to close or to open ...  
WO/2019/112591A1
An oil stop valve assembly (10) for allowing a flow of water and blocking a flow of oil has a body (12) having an inlet (14) and an outlet (16), a seat (18) formed adjacent to the outlet of the body, and a float (20) positioned in the bo...  
WO/2019/106017A1
The invention relates to a filter unit for a drainage shaft, comprising a filter housing (1) and an ion-exchange material (8) accommodated in the filter housing (1), a free space (10) being provided in the filter housing (1) above the io...  
WO/2019/105110A1
Provided is an outer water seal for vertical jacking, wherein, a sealing ring (2) and an oil immersed asbestos packing (3) are in connected with a grease hole (9) provided on a jacking pipe, the jacking pipe is further provided with a po...  
WO/2019/101149A1
Disclosed is a process for manufacturing an integrally prefabricated pumping station base. The base comprises an upper housing (1) and a lower housing (2), wherein a carrier plate (3) is provided between the upper housing (1) and the low...  
WO/2019/103885A1
An F.O.G. separation apparatus includes a tank for receiving a liquid effluent flow containing water, F.O.G., and gross solids. The tank has a chamber, an inlet in an inlet module, a downstream section and an outlet in an outlet module. ...  
WO/2019/103646A1
The invention relates to technology for gravitational and (or) flotation extraction of dispersed inclusions from liquids. The fields of application include waste liquid purification for the removal of fats and oils, starch extraction, ye...  
WO/2019/104234A1
Combined Sewer Overflow (CSO) events require certain minimum treatment, before discharge, according to EPA regulations. However, these events are infrequent, and CSO treatment systems remain idle most of the time. Tertiary filtration is ...  
WO/2019/103627A1
A method of removing sediment from fluid flow within a storm water drain pit by deflecting flow entering the pit towards the side walls of the pit by one or more deflectors. This reduces the energy of the fluid flow and promotes settling...  
WO/2019/100087A1
A floor drain which is easy to fabricate and install in order to receive wastewater from floors and sanitary devices. The floor drain (10) comprises: a sump with a bottom and side walls; multiple wastewater inlets (12), which are located...  
WO/2019/096353A1
The invention relates to a manually operated drum-type pipe cleaning device (1) comprising a drum (3) which can be rotated about a rotational axis (2) and a spring shaft (4) paired with the drum (3). A longitudinal section (5) of the spr...  
WO/2019/091760A1
A vehicle (10) with equipment (11, 13, 15) for cleaning wells or sewers, which comprises electric means for the movement of the vehicle and electric means for the actuation of the equipment.  
WO/2019/093283A1
This mixing device (1A) for mixing a fluid with a liquid is provided with a treatment tank (2A) provided with a storage chamber (10). An injection port (15a) of an injection path (15), and a discharge port (16a) of a discharge path (16) ...  
WO/2019/092423A1
A kerb drainage system comprises an elongate shell structure (4) and an infill material (32). The elongate shell structure (4) includes an outer shell (5), an internal conduit shell (20) that provides a drainage conduit (34), and at leas...  
WO/2019/085189A1
A method for controlling afflux of sewage in a drainage system into a trunk sewer during rainfall. Where existing resources are used to the maximum, by means of rational configuration, primary rain with poor water quality and seriously p...  
WO/2019/085187A1
A method for controlling afflux of sewage in a sewage interception pipe in various areas of a drainage system into a trunk sewer during rainfall. Where existing resources are used to the maximum, by means of rational configuration, a wat...  
WO/2019/085186A1
A system having a detention tank (1) and an in-line treatment tank (2) is characterized in that the system comprises: the detention tank (1) having a water inlet connected to a rainwater pipeline, a wastewater pipeline, or a combined sew...  
WO/2019/086650A1
The invention relates to a shaft base part (1) or a shaft (19) comprising a shaft base part, which shaft base part or shaft has a channel (3) by means of which fluid can be conducted and at least one feed device (5) to feed fluid to the ...  
WO/2019/085188A1
A method for controlling afflux of sewage in a rainwater pipeline and a sewage pipeline in various areas of a drainage system into a trunk sewer during rainfall. Where existing resources are used to the maximum, by means of rational conf...  
WO/2019/088750A1
The present invention relates to a device buried underground for continuously supplying water underground for an extended period of time, the device comprising: a body buried underground and having a space part formed therein for storing...  
WO/2019/089686A1
An apparatus having a layer of fats, oils and grease (F.O.G) on water includes a tank having an inlet and an outlet. The inlet connects to a source of F.O.G.-laden effluent and the outlet connects to a sewer pipe so that the outlet defin...  
WO/2019/089890A1
In one embodiment, hydrodynamic cavitation lyses influent bacteria, releasing intracellular enzymes, and creates CaCO3 seed crystals that are discharged at the base of the water column. Bottom-dwelling upflow anaerobic sludge blanket (UA...  
WO/2019/083545A1
A rinse ring and toilet shroud system for use with a toilet bowl, wherein the system comprises: a rinse ring (14) comprising a downwardly extending flange (18), and an extension member (30) comprising a rear wall (32) and a forward wall ...  
WO/2019/080324A1
A split-flow well, comprising: a well body (1), a water inlet pipe (11) disposed on the well body (1), a water outlet pipe (12), an intercepted pollutant pipe (13), an initial rainwater pipe (14) and a treatment pipe (15); a gate valve m...  
WO/2019/080323A1
A multifunctional flow-distributing well, comprising: a well body (1), provided with a water inlet (11), a water outlet (12) and a sewage outlet (13) thereon; a first hydraulic switch (3), disposed at the water outlet (12) close to the w...  
WO/2019/083630A1
A self-propelled vehicle used to lay pipe sections within trenches located on sloped terrain, and a method for using it, including: an undercarriage carrying a vehicle chassis and capable of climbing sloped terrain; a rotating platform w...  
WO/2019/081156A1
The invention relates to a device for non-motorized inspection (10) of a fluid pipe (11), comprising a monitoring device (12) for generating at least one representation (13) of said pipe, an inertial unit (14) for determining orientation...  
WO/2019/077487A1
The invention provides for a secondary overflow pipe and connector (10) connectable to a sewer system, the secondary overflow pipe increasing overall capacity of the sewer system during peak flows, the connector (10) connectable to a man...  
WO/2019/077349A1
The present invention relates to an access grate and surround, comprising: a base which receives the access grate and a height adjustable rim around the access grate; and an adjustment portion extending between the base and the access gr...  
WO/2019/077136A1
The invention is directed to an automatic water sampler apparatus (100) which comprises at least one movable injection unit (10.3, 20.3) that can be positioned in order to inject the sample in a specific vial disposed on a tray (104) of ...  
WO/2019/079479A1
The invention provides structures, methods, and assemblies for bioretention systems, including tree box filters with one or more internal bypass features incorporated into the tree box filter. The invention also provides methods and addi...  
WO/2019/075998A1
A bathroom system having separate dry and wet regions comprises a bathroom (100) and a shower enclosure device (200). The bathroom (100) has a dry region (110) and a wet region (120) which are in communication with each other. A level of...  
WO/2019/079502A1
Structures, methods, and assemblies for stormwater management systems with one or more internal bypass features incorporated into a vault-shaped enclosure are described, along with methods and additional structures that are useful for ma...  
WO/2019/073351A1
A robotic sewer cleaning system (100) for cleaning a sewer environment (102). The robotic sewer cleaning system includes a sewer cleaner assembly (134), one or more sensors (136), and a control unit (124). The sewer cleaner assembly (134...  
WO/2019/068301A1
Barrier (1) for being installed at least partly within a sewage pipe, wherein said barrier (1) comprises two support wings (4) forming an outer shell of said barrier, one or more shutters (6), at least one shutter guide mechanism (7), an...  
WO/2019/061869A1
An integrated rainwater treatment device (18), comprising a well body (1) and a cover plate (2) located above the well body (1). An overflow wall (3) is provided at the bottom of the well body (1) from bottom to top, and the interior of ...  
WO/2019/061526A1
Disclosed is a sewage-filtering device for preventing the blocking up of a filter screen, the sewage-filtering device comprising a sealed cylinder, wherein the sealed cylinder is composed of an upper cylinder (1) and a lower cylinder (4)...  
WO/2019/061870A1
A water drainage system and a water drainage control method. The water drainage system has the effect of intelligent water drainage. A control system rationally controls the degree to which a hydraulic switch in the water drainage system...  
WO/2019/063860A1
The invention relates to a ceramic drain grating that comprises two lateral planar zones (1) joined by a concave zone (2) with openings (3), the concave zone (2) having a uniform thickness and each of the planar zones (1) having an area ...  
WO/2019/061872A1
A water drainage system, comprising a shunt well, a second hydraulic switch (4), a fourth hydraulic switch (5) and a regulation and storage facility (7). The shunt well comprises a shunt well body (6) and three openings arranged in the s...  

Matches 1 - 50 out of 33,417