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WO/2013/153149A1 |
The invention relates to a method for operating a water treatment system comprising multiple containers (1, 2) which can be operated in parallel and each of which is fitted with a water treatment element with a base capacity and comprisi...
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WO/2013/145124A1 |
This solid/liquid separator (10) is a device for separating unnecessary solid matter (SM) which has generated in a liquid. The separator is equipped with a separating plate (11) for separating the solid matter and a scraper (13) which re...
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WO/2013/141980A1 |
A filter includes a replaceable filter element cartridge in a housing. A valve is actuatable between a first condition passing dirty fluid from the housing inlet to the filter cartridge for filtration, and a second condition blocking pas...
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WO/2013/136385A1 |
A fluorine recovery device, as an embodiment, which is equipped with: a precipitation tank in which calcium carbonate is reacted with the fluorine ions contained in water to be treated, the calcium carbonate having been introduced in exc...
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WO/2013/134470A1 |
A portable water treatment device comprising an outer shell having a substantially flat bottom and a plastic inner liner, wherein the outer shell and the plastic inner liner together define an internal chamber having a first end for infl...
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WO/2013/134400A1 |
A cartridge filter cleaning device sprays water onto the outside of a cartridge filter as a nozzle array is moved with respect to the longitudinal axis of the filter as the filter is rotated. In an electric version, a DC motor drives a t...
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WO/2013/129518A1 |
A sludge condensing machine is provided with a gravity filtration section (14) for gravity filtering sludge while conveying the sludge on the upper surface of a traveling filtration body (12). A movement mechanism (16) is provided downst...
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WO/2013/125368A1 |
The present invention is a system for treating ship ballast water and a treatment method, the system using a rotating filter filtration device provided with: a filter that is disposed cylindrically so as to surround the axis, is provided...
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WO/2013/126895A1 |
A system is described in which a cooling tower is operated with a solution of a non-volatile organic molecule osmolyte and water. Makeup water for the tower is provided by forward osmosis using the fluid as the draw solution for the extr...
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WO/2013/126646A1 |
A fluid filter, with a media body that comprises granular filter media and is capable of transitioning from a compacted state to an expanded state, may allow for multiple filtration cycles with regeneration of the granular filter media v...
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WO/2013/125744A1 |
The present invention relates to a water treatment apparatus and a water treatment method. The present invention is a configuration having a plurality of water treatment apparatuses. A water treatment method comprises: a step of injectin...
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WO/2013/118031A1 |
Locally backwashing portions of filter media allows a simple and effective design of intake and pretreatment units, as well as their integration. An enclosure is used to limit portions of filter media and backwash them locally by suction...
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WO/2013/119657A1 |
A dual parallel underdrain lateral for use in a filtration system having a filtration media includes a primary conduit extending along the underdrain lateral, which has a plurality of metering orifices for providing gas and liquid thereb...
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WO/2013/114275A1 |
The invention relates to a method for washing a filter (F) having at least two layers of filtering media (4, 5) for raw water containing components having a tendency to form cakes (M), in particular for seawater, the layers of filtering ...
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WO/2013/116841A1 |
The present invention discloses a system and method for self-cleaning filters without having to open the filter housing. Wash nozzles are integrated with the filter housings such that when the filters are clogged, both back-wash and regu...
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WO/2013/106317A1 |
An apparatus for filtering and/or purifying water preferably comprises a canister having filtration chamber formed therein and a matrix mounted in the filtration chamber for filtering and/or purifying water that passes through it. The ma...
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WO/2013/099106A1 |
The present invention is provided with one or a plurality of cylindrical depth filters opened on both ends, and a housing. The housing is characterized by having: divider parts that, when the depth filter is accommodated, divide the inte...
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WO/2013/093396A2 |
A pond filter arrangement comprising a pond filter (1) comprising a housing having a fluid inlet (12) and a fluid outlet (13) and a chamber (16) within the housing holding a plurality of filter media elements (2) which is disposed in a f...
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WO/2013/084853A1 |
The present invention provides a backwashing method for a filtration device that has a simple structure and enables adequate backwashing. Raw water flows down through a filtration column (1) comprising filter material layers (3, 4). If t...
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WO/2013/084854A1 |
Provided is a packed column backwashing method that is capable of backwashing sufficiently, and involves a simple packed column structure. Water containing hydrogen peroxide flows downward through a packed column (1) having a packed laye...
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WO/2013/081734A1 |
Compacted filter beds comprising a non-sintered, buoyant filter medium may be useful in fluid filtration apparatuses and methods. For example, a method may include filtering a first fluid through a filter bed that is compacted, the filte...
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WO/2013/074151A2 |
Apparatus featuring synthetic bubbles or beads and a flotation stage. The synthetic bubbles or beads are configured with a polymer or polymer-based material functionalized to attach to the valuable material in a mixture to form at least ...
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WO/2013/073815A1 |
The present invention relates to the synthesis of 2,2'-dihydroxy-1,1'-binaphthyl-3-carboxylic acid or a derivative thereof by reacting 2-hydroxynaphthalene or a derivative thereof and 3-hydroxy-2-naphthalene carboxylic acid or a derivati...
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WO/2013/073421A1 |
The present invention provides a device and method for removing pigments and/or dyes dissolved in the contaminated dampening water used by an offset printing press. As contaminated dampening water is filtered and returned to an offset pr...
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WO/2013/063457A1 |
A system for removing sediment from water is disclosed. The exemplary embodiments described herein disclose a system comprising a filter chamber, having a deck positioned inside to divide it into an upper chamber and a lower chamber. The...
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WO/2013/058009A1 |
[Problem] To provide a cleaning apparatus suitable for removing clogging substances trapped on the surface layer of the sand filtration layer. [Solution] A cleaning apparatus (11) provided with drive wheels (12) as a movement means for m...
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WO/2013/054810A1 |
An objective of the present invention is to avoid film flux deterioration in a collection processing assembly and sustain reliable operation over the long term when collecting and recycling biologically processed water of organic sewage ...
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WO/2013/051405A1 |
An indefinite form filter medium layer (3, 103, 203) is provided with a filter medium (4, 104, 204) that captures suspended solids included in a liquid to be treated and a filtering aid (5, 105, 205) that allows the suspended solids incl...
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WO/2013/048940A1 |
A filtration device is disclosed. The device includes a filter inlet, a filter outlet, and a filter flow path from the filter inlet to the filter outlet. A filter in the filter flow path filters contaminants from lubricant flowing from a...
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WO/2013/047443A1 |
The present invention provides a solid/liquid separation apparatus and a toilet facility provided with same, which make it possible to properly store solid matter that has been separated. A solid/liquid separation apparatus (10) separate...
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WO/2013/046930A1 |
[Problem] To cleanse a suspended matter or the like captured on the surface of a sand filtering layer as well as on an intermediate layer. [Solution] Provided is an osmosis filtering method for sea water having an osmosis water intake un...
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WO/2013/039194A1 |
Provided is a cartridge for a water purifier whereby, even when the cartridge for a water purifier is elongated, any decline in flow rate can be minimized, and any decline in removal performance due to a reduction in the amount of filtra...
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WO/2013/035956A1 |
The present invention relates to a method for preparing SiH(OR)3-type trialkoxysilane (wherein, R is a C1-C3 methyl, ethyl, propyl or isopropyl group), and more specifically, the method comprises the steps of: preventing the oxidation of...
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WO/2013/036055A1 |
Provided is a continuous circulation sand filter including a filtering barrel filled with a sand filtering layer, an inflow tube for introducing raw water into the filtering barrel, a treated water discharge part for discharging treated ...
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WO/2013/030545A1 |
Apparatus and methods for remediating biological filter beds, such as trickling filters are disclosed. The apparatus comprises an auger provided with a water jets emenating from the auger shaft and optionally also from the end of the sha...
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WO/2013/015090A1 |
This water treatment device is provided with: a raw water special air mixing nozzle (7); a filtration tank (5) housing a filter layer (4) that comprises the two layers of an upper layer (2) and a lower layer (3), the upper layer comprisi...
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WO/2013/012233A2 |
The present invention relates to a waste water disposal apparatus comprising: a body in which an accommodation space for accommodating waste water therein is equipped, and has an inlet port for allowing said waste water to flow into the ...
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WO/2013/008226A1 |
An air filter apparatus may include a carbon filter device comprising an air-pervious pouch filled with granular carbon, condensed between two opposite air-pervious limiters and surrounded by an elastic band exerting a force towards a ce...
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WO/2013/008019A1 |
Described herein are filter elements comprising a substrate with a composite layer on a surface of the substrate in which the composite layer comprises nanoparticles comprising a first metal, a first metal oxide or a combination thereof;...
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WO/2013/003106A1 |
A pan filter has two collinear and radially extending horizontal feed distribution mechanisms such as pipes disposed above a rotating filter pan, and two collinear radially extending scroll conveyors. The scroll conveyors each have a rad...
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WO/2012/177373A2 |
A method and apparatus is provided for water filtration of a milk of lime solution that contains water, impurities, and grit particles, in which the milk of lime solution enters a vessel, and wherein turbulence is created in the vessel, ...
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WO/2012/177366A2 |
A method of removing contaminants from water filtration media is disclosed, including (a) applying a granular cleaner to the water filtration media, and (b) after step (a), applying multiple discrete doses of an activator to the water fi...
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WO/2012/171132A1 |
The invention relates to copper flakes for water purification and disinfection and to the production method and use thereof. According to the invention, chip-type thin copper flakes are obtained using a mechanical scraping method, prefer...
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WO/2012/170037A1 |
Provided is a device that collects vesicles and vesicle-like materials from biological fluids. Such devices comprise at least one sample loading region; at least one corresponding vesicle-capture material, wherein said vesicle-capture ma...
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WO/2012/170925A1 |
A method and reactor for removing a component from a gas stream is provided. In one embodiment, the method includes providing the gas stream containing the component that is to be removed and adsorbing the component out of the gas stream...
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WO/2012/165490A1 |
Provided is a filtration device having a plurality of filters in which the filters can be backwashed by purified water in a simple operation. The filtration device (1) switches between a water purification mode, a first backwashing mode,...
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WO/2012/160359A2 |
A treatment device for stormwater is provided that comprises a container which in use contains a growing medium and a hydrodynamic separator located within the container. The hydrodynamic separator comprises a separation chamber, an inle...
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WO/2012/159158A1 |
The invention provides a backwash system for a body of fluid comprising a filter including filter medium and a debris trap for capturing debris from the filter medium, wherein the debris trap is fluidly connected to the filter, and an as...
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WO/2012/161339A1 |
The sewage treatment system (1) of an embodiment of the invention is provided with a solid-liquid separating device (2) prior to a trickling filter bed (3). The solid-liquid separating device (2) has a first filter material-filled layer ...
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WO/2012/161392A1 |
The present invention relates to a low energy, consumption-type multifunctional water quality purification system for a hybrid artificial wetland, a sewage treatment device using the same, and a natural nonpoint purification device capab...
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