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WO/2003/060247 |
The closure of the vortex regulator is intended for closing an opening in a wall (5) of the hydraulic vortex regulator (1) and comprises a cover (8) with a sealing surface extending substantially in a plane, said cover (8) being at one s...
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WO/2003/060246 |
The invention relates to a device (1) for locking a covering grate (2) to drainage channels (3). The aim of the invention is to be able to fix the grate to the drainage channels in a secure manner, using simple means. To this end, at lea...
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WO/2003/056108 |
A device for trapping silt comprising a collector for collecting silt, a support frame for supporting the collector and pivot means connecting the connector to the support whereby the collector is able to pivot with respect to the suppor...
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WO/2003/053524 |
The invention concerns a method for initially or subsequently equipping a floor drain (1), comprising a discharge conduit (3), with a fire barrier device for preventing fire from spreading. The invention is characterized in that said fir...
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WO/2003/051481 |
A catch basin filtration system (200) is disclosed. A filter body (13, 77, 95, 220) is dimensioned to fit within a drain inlet (1) forming a trough or reservoir (201) obstructing at least a portion of the inlet (1). The filter body (13, ...
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WO/2003/051775 |
The hydrologic circuit comprises an aquitransistor, i.e. a device formed by aquiconductors (42) embedded in a semi-conducting matrix (34, 36) controlling the direction and rate of a fluid flow, said matrix (34, 36) being formed by a semi...
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WO/2003/046293 |
The present invention is related to a drainage irrigative method, which mainly includes a primeval process of irrigating the greenbelt and an upper process of draining the rainwater. On one of various drainage irrigative establishments, ...
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WO/2003/046295 |
A leaching field module (10) including a plurality of arrayed pockets (12). Preferably the pockets are arrayed edge to edge and in generally parallel rows. The pocket edges may be connected to form sleeves. At least some of the pockets h...
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WO/2003/043716 |
A filter assembly (15) for filtering e.g. stormwater includes flow regulating, siphon inducing, and surface cleaning features that allow the filter assembly to operate at the design filtration rate for an extended period of time. During ...
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WO/2003/040483 |
A pollutant containment system for containing the spillage of fuels or other hydrocarbons or the like comprises a first layer (14,60), a containment vessel (16) for receiving liquid passing through the layer (14) and channelling means (2...
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WO/2003/038331 |
A reinforcement liner and methods of manufacturing the liner are disclosed. The liner includes a fabric material having first and second fibers (212). The second fibers comprise chopped fibers in substantially parallel alignment for bein...
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WO/2003/035990 |
The invention relates to a method of providing an efficient separation and collection of pollutants in waste water by means of a separating and collecting apparatus (2). In first and second stages, respectively, of the filtering inner an...
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WO/2003/031738 |
An overflow chamber (2) is provided for use in a combined sewer overflow. An inlet (12) and an outlet (14) open into the chamber (2) below a screen (20), and an overflow outlet (15) opens into the chamber above the screen. Baffles (26) a...
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WO/2003/031021 |
A process and system for pretreating, gathering, transmitting and finally treating waste produced at multiple waste generating sites (30) includes pretreating at pretreatment units (12) proximate the sites (30), gathering the pretreated ...
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WO/2003/031736 |
The invention relates to a drainage device for surface drainage, in particular to drainage channels with a channel body and a frame which fits on an upper edge of the channel body, comprising an outer arm and an inner arm between which t...
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WO/2003/031737 |
A sewer maintenance shaft and pipe connector (10) includes a liner (12) having at least one inlet pipe (26) coupled thereto and an outlet pipe coupled to the liner (24). A riser tube (30) extends upwardly from the liner. A reinforced cas...
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WO/2003/029794 |
A method of tracing drains using non-toxic fluorescent tracers is described and claimed.
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WO/2003/025346 |
A drain seal (10) for rapidly sealing the apertures (94) in a drain grate (93), the drain seal (10) composed of a mat of polymeric material and having of opposing sealing surfaces (11, 12) and internally disposed reinforcement members (2...
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WO/2003/022117 |
The invention relates to a tool (1) which is used to clean conduits, comprising a conduit adapter used to insert conduits.
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WO/2003/023156 |
Hydrophobic polymer granules of SBS (410) and EPDM (420) are mixed (440) and irrigated (450) with an antimicrobial compound (430). After drying (460), the resulting mixture is extruded into fragments (470). With antimicrobial compound ap...
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WO/2003/014485 |
The present invention relates to a method for repairing and reinforcing an underground pipe. The method of the present invention comprises the steps of inserting an inner mold (20) made of flexible material through the interior of a rein...
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WO/2003/014484 |
The present invention includes a pipe assembly (20) for collecting water runoff. The pipe assembly includes a plurality of elongated primary pipes (22) disposed in adjacent contact along their lengths. Each pair of adjacent elongated pri...
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WO/2003/012210 |
An integrated connection (100) for a manhole (104) having a wall opening (116) defining a peripheral surface (118) and a ring shaped elastomeric body (202) cast in place on the peripheral surface. The elastomeric body includes a foot reg...
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WO/2003/008720 |
A sewage inflow amount predicting device which has a case base (54) that is one of non−linear black box prediction models prepared from history data (30) including inflow amount data (31) indicating a sewage inflow amount measured at a...
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WO/2003/008715 |
In constructing a manhole structure (1) in which a manhole (2) and a pipe (3) are interconnected, first, a manhole structure water−stop flexible joint (4) is prepared. Such manhole structure water−stop flexible joint (4) has a rigid ...
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WO/2003/006892 |
The invention relates to a vacuum collection system for collecting and transporting fluid from a fluid source (1). The system comprises a fluid collecting means (5) and a vacuum source (3), whereby an interface valve (2) is arranged to b...
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WO/2003/003894 |
A vacuum toilet (12) for use with a waste pipe (20) maintained under partial vacuum pressure. The vacuum toilet comprises a bowl (14) having an upper surface (15) defining an opening and a lid (50) supported for pivotable movement betwee...
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WO/2003/004785 |
The invention relates to a vacuum sewer system, comprising a source of sewage, a sewer pipe, a first discharge valve disposed between the source of sewage and the sewer pipe, means (20) for providing rinse fluid to the source of sewage, ...
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WO/2003/002878 |
Apparatus used for the transport of fluids, the apparatus being suitable for use in oil-well production pipelines and pipelines and pipelines connectors used in oil fields or other applications where fluid contains a solid or where a sol...
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WO/2003/002825 |
The invention relates to a drainage channel base, especially from polymer concrete. The aim of the invention is to allow for easy coupling and exact alignment of the individual channel partial elements by a special design of the sides. T...
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WO/2003/001639 |
The invention relates to a method and to a device for fastening at least one pipe and/or at least one empty duct (2) on the inner wall (3) of a placed sewer pipe (4). The inventive method is characterized by introducing the at least one ...
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WO/2003/000999 |
The invention relates to a method for transporting waste material in a vacuum sewer system, which includes a source of waste (1), a sewer pipe (2, 21, 22), a first discharge valve (3) between the source of waste (1) and the sewer pipe (1...
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WO/2002/103233 |
A method and apparatus (100) for admitting liquid from a draining surface (10) into a drain conduit (110) and for preventing discharge of waste gas from the drain conduit (110) into the atmosphere in response to a higher pressure in the ...
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WO/2002/101159 |
A manhole base section (10) includes a pre-formed corrosion resistant liner (50) and a concrete body (12). The body (12) has a top (14), a base (16) and a side wall (18). The top (14) is provided with an opening (20) leading into a cavit...
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WO/2002/100549 |
A pressure differential material transport system to transfer material (3) with an airflow to a sewer system (11). Embodiments of the pressure differential material transport system may be used for residential or industrial applications ...
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WO/2002/099325 |
The invention concerns a mobile carriage (5) in a main pipe (1) carrying an inspection or working tool (12) which transports said tool into adjacent pipes (3) connected to the preceding one through a box and at a different level by exten...
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WO/2002/097275 |
Liquid seal pump of the helical screw type including a pump housing (3) with an inlet (2), outlet (6) and within the housing provided helical screw rotor (7) driven by means of a motor (8). The outlet (6) of the pump (3) is provided with...
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WO/2002/096812 |
Device to free oil, fat and grease contaminated water and waste water by removal of contaminants by an efficient separator system which allows contaminants to be recovered at their maximum concentration.
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WO/2002/097204 |
A sump assembly (11) for collecting and discharging spilt fluids from a floor surface (16) in a processing plant. The sump assembly (11) comprises a casing (13) which is adapted to be received in a cavity (22) in a floor structure (20), ...
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WO/2002/097200 |
A manhole base section (10) for connection of underground pipes includes a body (12). The body including a base (16), at least one side wall (18) and a top (14). The top includes an opening (20) leading to a cavity (22) extending into th...
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WO/2002/095150 |
Disclosure is a draining system including a housing installed on a sewer to communicate with the sewer, and having a support ring with an opening communicating with the sewer, and a packing installed under the support ring and surroundin...
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WO/2002/095149 |
A method and system for determining the effect of precipitation on flow within a sewer network includes identifying a modeled response of the sewer to a precipitation event. Once the modeled response is identified, scaled responses to fu...
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WO/2002/095150 |
Disclosure is a draining system including a housing installed on a sewer to communicate with the sewer, and having a support ring with an opening communicating with the sewer, and a packing installed under the support ring and surroundin...
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WO/2002/095151 |
A toilet system includes a toilet (10) and a waste bin (12) adapted to receive waste from the toilet (10). An auger (30) is arranged to operatively cooperate with the waste bin (12) whereby at least some of the waste collected in the bin...
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WO/2002/090674 |
The invention relates to a drainage channel comprising a body that can be embedded in the ground and a frame that can be fixed to the upper edge of said body with the aim of reinforcing the upper edge. In order to ensure stable fixing of...
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WO/2002/090675 |
The invention relates to a cover (20) for a drainage device, especially a drainage channel with a channel body (10) which is provided with a cover which can be placed on an upper edge (12) of the channel body, said cover having stop elem...
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WO/2002/088472 |
Method for hydraulic removal of sediment from a sand trap, said sediment constituting particles varying in size from rocks to fine-grain particles, where the sediment is sucked into a substantially horizontally or inclined slotted pipe (...
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WO/2002/085488 |
Screen apparatus comprising a screen (10) which allows fluid to pass through it whilst providing a barrier to non-fluid matter in the fluid. A jet outlet (22) is arranged to direct a jet of fluid across that side of the screen (10) on wh...
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WO/2002/086666 |
A method and system for analyzing flow of a substance in a sewer system determines a first flow velocity (50) at a first location and a second flow velocity (52) at a second location. Using a processor (54), the travel time (56) between ...
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WO/2002/086248 |
A catch basin attachment capable of preventing growth of mosquitoes in the accumulation area of the catch basin and shielding the dispersion of odor from the inside. This catch basin attachment comprises a support member fixed to the upp...
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