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Matches 1 - 50 out of 4,293

Document Document Title
WO/2012/005627
The present invention relates to a filter for removing contaminant gases from a gas flow. The filter comprises a first body with walls formed from interwoven fibres forming a plurality of channels and a second body with a closed end, whe...  
WO/2012/004789
A filtration apparatus comprising: a filtration column having a perforated hollow member mounted inside it to define a filtrate zone therein and a filtering zone in the volume of said filtration column external to said hollow perforated ...  
WO/2011/159694
The invention relates to a slow/intermittent sand filter that purifies polluted water by flowing through sand in a manner that achieves greater purity and permits simpler and more effective maintenance than existing filters. The treated ...  
WO/2011/152762
The inventions relate to means for conducting mass transfer sorption processes for separating the components of aqueous solutions of inorganic substances. The method for conducting mass transfer sorption processes involves passing aqueou...  
WO/2011/149640
An adsorber with minimal dead volume especially suited to reverse-flow applications comprises: a) an adsorber body; b) a first head engaged with said adsorber body; c) a first conduit extending from outside said head to at least partiall...  
WO/2011/145646
The disclosed gravity-filtration water purifier is provided with: a vessel body; a plurality of partitions that are removably attached to the vessel body and partition at least a portion of the inside of the vessel body into a plurality ...  
WO/2011/141324
The invention relates to a filter floor element (10) comprising a section made of a glass fibre-reinforced composite having a lower skin (12) and an upper skin (11) intended to support a filter media, said section being crossed by a plur...  
WO/2011/128032
A filter cartridge (10), which is suitable in particular for cleaning dental wastewater, has a housing (32) with three different chamber regions which accommodate three different filter materials (52; 44; 80), which have different filter...  
WO/2011/125599
A filtration device (10) is provided with: a filtration element body (4) formed by spirally winding a sheet-like member; and a filtration tank (1) through which water to be treated is passed and in which the filtration element body (4) i...  
WO/2011/126175
Provided is an upward flow filtration apparatus comprising: a filtration tank comprising an inlet for inflow of feed water (sewage) formed at a lower end and an outlet for the discharge of filtrated water (purified water) formed at an up...  
WO/2011/122658
The disclosed water-treatment device is provided with a mixing means, a flocculation means, and a solid-liquid separation means. The mixing means has a mixing tank in which input water is mixed with a flocculant added thereto, thereby fo...  
WO/2011/119783
Aspects and embodiments of the present invention are directed to apparatus and methods of filtering a fluid to reduce a level of at least one contaminant therein. The filtering of the fluid may be accomplished with a radial flow filtrati...  
WO/2011/110075
A fluid treatment unit (1) is provided. The unit (1) is provided with a chamber, in which at least one fine fluid treatment medium is contained. The chamber is provided with an inlet (15) on the lower part thereof for introducing the flu...  
WO/2011/112061
Provided is a clean water device comprising: a supply-water pump for pressurising supply water; a container into which the supply water enters via a first opening linked to the supply-water pump, and from which clean water is discharged ...  
WO/2011/112061
Provided is a clean water device comprising: a supply-water pump for pressurising supply water; a container into which the supply water enters via a first opening linked to the supply-water pump, and from which clean water is discharged ...  
WO/2011/107514
The invention relates to a regenerable filter element (10) for retaining coarse matter in a fluid. Said element comprises a filter layer (12) made of spheres (14) that are connected to one another and disposed between a permeable inner s...  
WO/2011/107847
A water filter assembly and water filter element [1] are provided. The water filter element has water permeable barriers through which water is to be passed in use in order to purify same. The permeable barrier comprises a nanofibre laye...  
WO/2011/104686
Water filters which comprise a multitude of discrete filter media elements in a chamber require periodic cleaning. However, the elements tend to become adhered to one another and to the interior surface of the chamber. The invention prov...  
WO/2011/099656
The present invention relates to a downflow high-speed fine filtering apparatus for wastewater, the apparatus comprising a jacket-shaped outer container member (2) defining a space therein for storing water, having a filtering raw water ...  
WO/2011/100662
A motorless reactor may include a base member, a tubular container, an inlet and an outlet, a pipe, and a head member. The tubular container may define a longitudinal axis extending between an upper end and a lower end, the lower end of ...  
WO/2011/099917
A method for supplying compressed air for the operation of moving bed filters by means of a compressor is characterized by controlling the pressure of compressed air from the compressor by controlling the rotational speed of the compress...  
WO/2011/089591
This invention provides a biofilm resistant material comprising an active agent, which active agent consists essentially of an insoluble copper oxide at a concentration of between 3 and 10% w/w of said biofilm resistant material and uses...  
WO/2011/090092
A solid-liquid separation device capable of satisfactorily separating solids and liquids and conveying a solid component. A solid-liquid separation device (10) separates mixtures of solids and liquids, such as the excreta of humans, the ...  
WO/2011/088447
An underdrain filter block for use in draining and backwashing a filtering media in a filter bed includes a top wall, a pair of side walls extending from the top wall, a bottom wall extending between the pair of side walls, and a transve...  
WO/2011/084172
An apparatus for treating a liquid containing impurities may comprise: a filtering chamber for receiving liquid containing impurities, the filtering chamber containing granular media and configured to permit the granular media to interac...  
WO/2011/077585
Provided is a single-chamber type rotary filter which enables decrease of leakage of a circulated gas and decrease of energy consumption, and further facilitates miniaturization of the instruments. The disclosed single-chamber type rotar...  
WO/2011/071605
A cartridge having at least one layer containing sodium zirconium phosphate and at least one layer containing a combination of acid zirconium phosphate and alkaline hydrous zirconium oxide is described. Methods of using the cartridge for...  
WO/2011/069097
A method of removing fines from a hydrocarbon-containing fluid can include preparing a bed media of particulate earthen material (12). The hydrocarbon-containing fluid having fines therein can be passed through the bed media (12) at a fl...  
WO/2011/069097
A method of removing fines from a hydrocarbon-containing fluid can include preparing a bed media of particulate earthen material (12). The hydrocarbon-containing fluid having fines therein can be passed through the bed media (12) at a fl...  
WO/2011/061632
A grey water diversion system is provided. An interceptor includes an inlet, a filter, an outlet, and an orifice. The filter is located along a bottom of a water flow path from the inlet to the outlet and delivers water to the orifice as...  
WO/2011/061632
A grey water diversion system is provided. An interceptor includes an inlet, a filter, an outlet, and an orifice. The filter is located along a bottom of a water flow path from the inlet to the outlet and delivers water to the orifice as...  
WO/2011/057665
A method and a plant for the treatment of water or wastewater, having impurities therein by filtration through two granular media filter stages (1, 2) of the moving bed type operated in series, comprising: feeding of said water/wastewate...  
WO/2011/058935
Disclosed is a deinking effluent treatment apparatus (52) which is provided with: an endless mesh belt (57) looped around a plurality of rotating rollers (55); a belt driving unit which drives the mesh belt (57) to run; a deinking efflue...  
WO/2011/052938
The present invention relates to a porous media-mediated high speed filtration device for easy backwash, wherein the inflow water to be filtered is guided to an upper portion of the high speed filtration device and is filtered by downflo...  
WO/2011/052938
The present invention relates to a porous media-mediated high speed filtration device for easy backwash, wherein the inflow water to be filtered is guided to an upper portion of the high speed filtration device and is filtered by downflo...  
WO/2011/049546
An apparatus for employing ultraviolet treatment of ballast water in explosive atmosphere of the pump room of oil tankers, and for treatment of replacement water in explosive atmosphere of off-shore oil and gas platforms.  
WO/2011/048960
Provided is a filtration apparatus which has a simplified piping mechanism and enables superior uniform cleaning of a filtration layer assembly thereof by means of back-washing. The filtration apparatus comprises a filtration layer assem...  
WO/2011/046753
In accordance with the present invention, there is provided a strainer system comprising a plurality of strainer modules, each of which comprises multiple cassettes or cartridges assembled together in a prescribed arrangement. In the str...  
WO/2011/045795
The invention provides a system for supplying a magnesium enriched drinking water, including circulating water through a bed of magnesium compound. The health-promoting water contains magnesium between 10 and 500 mg/liter, and further it...  
WO/2011/041513
A media retainer assembly for retaining filter media in a filter assembly includes a top plate for supporting the filter media, the top plate having a top surface, a bottom surface and a plurality of openings extending therethrough; a bo...  
WO/2011/041513
A media retainer assembly for retaining filter media in a filter assembly includes a top plate for supporting the filter media, the top plate having a top surface, a bottom surface and a plurality of openings extending therethrough; a bo...  
WO/2011/038468
A filtration medium comprises a first grade of glass particles and a material suitable to form a water permeable retention layer. Preferably, the filtration medium comprises at least two grades of glass particles. The first grade is pref...  
WO/2011/037422
The present invention relates to an underground water treatment device, and more specifically, to treatment of underground water from the bottom surfaces of streams, rivers, reservoirs and dams by drilling under the bottom surface and wi...  
WO/2011/037422
The present invention relates to an underground water treatment device, and more specifically, to treatment of underground water from the bottom surfaces of streams, rivers, reservoirs and dams by drilling under the bottom surface and wi...  
WO/2011/032154
A risk of thrombogenesis is minimized in a tubular fiber membrane filter by flowing blood or other fluid through a header manifold that ensures a minimum shear rate on the wetted surfaces without flow reversal, stagnation volumes, or a s...  
WO/2011/026025
Features of the present invention provide filtration media that includes graphene powder, compositions including the media, filtration devices for use with the media, and methods for using the filtration media and compositions to remove ...  
WO/2011/018721
A natural filtering system for the treatment of swimming pool water and/or treatment processes in other applications involving the use of water (aqueducts, wells, drinking water purification plant, filtering plant for the collection of r...  
WO/2011/017768
In one embodiment the invention relates to a filter media for removal of contaminants from water comprising aluminium coated granular activated carbon and granular zeolite. Another embodiment relates to a method of producing aluminium co...  
WO/2011/001819
A water treatment device comprising: a jet nozzle (7) for mixed raw water flow; a filtration tank (5) for containing a filtration material layer (4) which comprises two layers which are an upper layer (2) and a lower layer (3) and are ar...  
WO/2011/001674
Provided is a filter material cleaning device for cleaning a filter material used for purifying a liquid, wherein the durability of the device is improved. A cleaning device (1) is provided with: an upright outer tube (2); a screw convey...  

Matches 1 - 50 out of 4,293