Matches 1 - 50 out of 98 1 2 >


Match Document Document Title
US20150191926 SWIMMING POOL CLEANER WITH BACKWASH SYSTEM  
A swimming pool cleaner comprising a housing (1, 2), drive means (4, 41), a water inlet (11), a water outlet (12), a filter (20) and a pump (3), arranged so that, in a first operation mode of the...
US20120261317 FLUSH SYSTEM WITH CONTROLLED VOLUME  
An apparatus for use in a septic system such as an aerobic wastewater treatment plant connected to a drip irrigation system for dispensing wastewater from the septic system. The apparatus includes...
US20090107897 AUTOMATIC FLUSHING APPARATUS OF MEMBRANE FILTER IN WATER PURIFIER  
A water purifier including a sediment filter (100), a pre-carbon filter (200) and a membrane filter (300) to sequentially filter raw water. An automatic flushing apparatus of the membrane filter...
US20100237011 BLOOD TREATMENT SYSTEMS AND RELATED METHODS  
This disclosure relates to blood treatment systems and related methods. The systems can include a blood pump arranged to move blood through a blood filter, a pressure sensor arranged to measure...
US20140048462 APPARATUS, SYSTEM AND METHOD FOR INTEGRATED FILTRATION AND REVERSE OSMOSIS DESALINATION  
An apparatus includes a filtration skid configured to generate a filtrate through at least one of microfiltration and ultrafiltration. The apparatus further includes a desalination skid fluidly...
US20140231320 MULTICAGE-TYPE DEVICE FOR FILTERING BALLAST WATER FOR PREVENTING BACK PRESSURE  
A device for filtering for treating ballast water and more particularly, to a multicage-type device for filtering ballast water to prevent back pressure, wherein the multicage-type device for...
US20110100926 FILTRATION SYSTEM FORCING WATER IN EITHER DIRECTION  
A filtration system is provided that may be used in remote areas; a pump for forcing water through a filter is powered by at least one solar panel and may force water through the filter in either...
US20140251905 Point of Use Filtration System with Backwash  
A system and method for a point of use filtration system with backwash is provided. The system includes a first filtration element, a tank, and a second filtration element positioned downstream...
US20090250397 WATER SOFTENER WITH INTEGRATED WATER FILTRATION  
Systems and methods for filtering and softening water in combination are disclosed. The systems may include a water filtering system, having a water filter and a water softening system connected...
US20090194478 Reverse Osmosis System  
Embodiments of the invention provide a reverse osmosis system including a feed water inlet, a reverse osmosis module coupled to the feed water inlet, and at least one blend valve. The blend valve...
US20140110337 SYSTEM AND METHOD OF DESALINATION OF WATER  
A water desalination system including at least one reverse osmosis desalination unit, including at least one reverse osmosis membrane and having a saline water inlet at a feed side of the at least...
US20120228201 WORKING FLUID FILTRATION DEVICE OF ELECTRIC DISCHARGE MACHINE  
An electric discharge unit of an electric discharge machine is disposed in a working tank, and a working fluid in the working tank is delivered to a filter tank by a pump. A filter for working...
US20110056890 STORMWATER FILTRATION APPARATUS, SYSTEM AND METHOD  
A stormwater filter cartridge includes a housing having a water inlet and a filtered water outlet, and a filter medium disposed along a flow path between the water inlet and the filtered water...
US20090084717 MODULAR HEMOFILTRATION APPARATUS WITH REMOVABLE PANELS FOR MULTIPLE AND ALTERNATE BLOOD THERAPY  
An apparatus for performing blood therapy having a plurality of pumps for engaging blood and fluid tubing is characterized by a plurality of manually mounted and disengagable panels installed on...
US20090236298 FILTER SYSTEM WITH GAS AGITATION  
A wastewater filter assembly comprising a filter having an influent side and an effluent side, a backwash system adapted to control flow of backwash fluid from the effluent side to the influent...
US20060219613 Water purification system and method  
A water purification system is provided that includes a pre-filtration system for pre-filtering water, a first pump, a nano-filtration membrane configured to separate pre-filtered water into...
US20140190877 ELECTRICITY-FREE WATER PURIFICATION INSTALLATION WITH A MEMBRANE FILTER AND A SYSTEM OF AUTOMATIC BACKWASHING OF THE FILTER  
Electricity free operating water purification installation with a membrane filter and a system of automatic backwashing of that filter characterised in that during the operation a fixed percentage...
US20130001141 WATER FILTERING SYSTEM  
Grey water is conveyed to a tank, passed through filters, and pumped to an irrigation system. A floating spray component is provided in the tank to automatically backwash the filters to prevent...
US20100237021 RECIRCULATION SHOWER FOR AIRCRAFT  
A system is provided for water purification for a recirculation shower in a transport with a filtration unit, a first backwash line and a second backwash line. The filtration unit is designed to...
US20080093277 Cadence detection in a sequence of video fields  
A water or liquid substance filtration device is disclosed which removes microorganisms and organic contamination and sterilizes the containers and water lines after the unit. The unit is...
US20100140190 SCREENED DECANTER ASSEMBLY FOR A SETTLING TANK  
A driven decanter assembly for a wastewater primary treatment system, comprising a longitudinal decanter disposable in the wastewater and having a longitudinal trough and a horizontal entrance...
US20070262019 Process for autotrophic denitrification using elemental sulfur and mollusk shells  
The invention relates to a system and method to remove nitrogen, particularly nitrate, from wastewater utilizing denitrifying bacteria, sulfur as an electron donor and mollusk shells as alkalinity...
US20130026111 FILTERING SYSTEM WITH BACKWASH CAPABILITIES  
A filtering system that may include a backwashing unit that is arranged to clean the filter when the filtering system operates in a backwashing mode; a first pipe that is couples the first...
US20110240562 METHOD AND SYSTEM FOR BACKWASHING A FILTER  
A method for purifying fluids and a sedimentation tank, the sedimentation tank includes: a perforated plate spaced from an upper and of the sedimentation tank dividing the sedimentation tank into...
US20100270218 Syphon Filtration System  
A syphon filtration system is a low head, small foot print, long operating cycle, gravity filtration system for treatment of water and wastewater. The filtration system is an apparatus and process...
US20090230035 Advanced in-home water treatment system  
A method and apparatus are provided for an advanced water treatment system that includes filtration, physical conditioning, and ultraviolet disinfection elements in a single unit. A control valve...
US20140183132 SEPARATION MEMBRANE CLEANING SYSTEM AND SEPARATION MEMBRANE CLEANING METHOD USING THE SAME  
A separation membrane cleaning system and a separation membrane cleaning method. A separation membrane cleaning system includes: a membrane filtration bath; a treated water storage bath configured...
US20140262982 GREYWATER TREATMENT AND REUSE SYSTEM  
A greywater treatment and reuse system includes a collector for collecting greywater, a distributor for distributing treated greywater for reuse, and a treatment and storage device for treating...
US20150246300 FILTRATION SYSTEMS HAVING FRONT FLUSH SUBSYSTEMS  
Front flush subsystems and filtration systems including front flush subsystems are provided. In one embodiment, the filtration system includes a front flush subsystem and a filter unit, which...
US20120273415 BLOOD FLUID REMOVAL SYSTEM PERFORMANCE MONITORING  
Monitoring of the performance of a blood fluid removal medium of a blood fluid removal device includes monitoring of condition, such as fluid flow rate or concentration of blood waste product,...
US20150014250 CHLORINE MEASUREMENT/FILTER TESTING/BRINE CONTAINER MONITORING OF A WATER TREATMENT SYSTEM  
The water treatment system, particularly reverse-osmosis system, comprising a water line with a plurality of filter stages, is characterized in that before and after at least one filter stage a...
US20080257824 Method and Apparatus for Water Purification and Regeneration of Micro-filtration Tubules  
A method of water purification by submicron filtration deploys a 6-way valve to periodically flush or clean the tubules in a predetermined selection of cleaning steps, some of which optionally...
US20100072117 Swirling air injected pool filter  
An improved filter capable of operating in a backwash mode that creates an upward swirling flow in the hollow interior of the pool filter container. During the backwash cycle, water or air and...
US20070215531 Water-treatment appliance  
The invention proposes a water-treatment appliance having a housing which is closed in a watertight manner during operation, having a water-entry line which can be connected to an external water...
US20100224558 Water Filtration System  
A water filtration system includes a raw water line, a purified water line, and a plurality of water filtration units. The filtration units are connected in parallel between the raw water line and...
US20120211418 Slurry Concentration System and Method  
A system and method for concentrating a slurry is disclosed. A preferred embodiment comprises a filter that is used to filter a slurry into a concentrate and a permeate. A portion of the permeate...
US20080251433 Hemodialyzer  
Provided is a hemodialyzer in which deterioration in membrane performance of a hollow fiber with time can be grasped accurately during dialysis and the performance can be recovered quickly and...
US20150136667 Biofiltration with Enhanced Sludge Handling  
A water treatment system including a media filter having a filter chamber with a volume to accommodate filter media and a sludge outlet and a charge chamber for storing air. The charge chamber is...
US20090294340 PRESSURE FILTER FOR PROCESSING A LARGE VOLUME OF FLUID WITH AUTOMATIC BACKWASHING BY LINEAR AND ROTATION OF THE BACKWASH TUBE  
A pressure filter for processing a large volume of liquid containing multiple internal vertical cartridges that are backwashed through a central backwash tube that travels axially and rotates...
US20080197061 Device For Filtering A Liquefied Synthetic Material  
A device for filtering a liquid synthetic material. The device has a housing, a feed channel, a discharge channel, and backflow channels. The feed duct is subdivided into split-feed channels (2A,...
US20090321365 SYSTEM OF WATER TREATMENT  
The present invention relates to a system for treating contaminated ballast water, comprising water inlets and outlets, piping connected to said inlets and outlets, at least one treatment unit...
US20140299527 HIGH-EFFICIENCY CANDLE-TYPE DEVICE FOR FILTERING BALLAST WATER HAVING HIGH-DENSITY FILTER STRUCTURE  
A device for filtering ballast water which performs filtering by installing a filter element having a conical shape in a concentric circle direction inside the device for filtering ballast water...
US20140238911 COMPACT AND OPERABILITY-ENHANCING MULTICAGE-TYPE DEVICE FOR FILTERING BALLAST WATER  
A device for filtering for treating ballast water by way of a filtering method, and more particularly, to a compact and operability-enhancing multicage-type device for filtering ballast water,...
US20070138092 Method and system for controlling duration of a backwash cycle of a filtration system  
A method of controlling duration of a backwash cycle of a filtration system commences with initiating pumping of a backwash fluid (12) through a filter (6) of the filtration system by way of a...
US20090057222 MEMBRANE CARD AND METHOD FOR THE PRODUCTION AND USE THEREOF  
Processes are provided for producing porous track membranes, membrane cards, membrane packages, separation elements, separation units and separation systems, for using the same for the separation...
US20090008330 Method and a System for Performing Maintenance on a Membrane Used for Pressure Retarded Osmosis  
A method and system for performing maintenance on a membrane having semi-permeable properties and is used in a pressure retarded osmosis PRO, the membrane having a high pressure first side and...
US20130153493 MOVING BED MEMBRANE BIOREACTOR  
This disclosure relates to a moving bed membrane bioreactor. The moving bed membrane bioreactor package plant comprises a pre-treatment system, a moving bed membrane bioreactor, and a...
US20070095742 Disc filtration system with improved backwashing  
A disc filtration system comprises a filter element containing microporous plastic discs through which liquid effluent such as wastewater is passed for filtration. The filter disc surface material...
US20080245750 Apparatus and Method For Distributing Gas and Liquid During Backwash in Filter Underdrain Flumes Using Dual Separation  
A backwash distribution apparatus for a filter having a filter tank and a plurality of underdrain laterals includes a first and second separator device positioned in a common main conduit to...
US20140326647 CANDLE-TYPE FILTERING DEVICE FOR PREVENTING BACK PRESSURE  
A device for filtering ballast water which performs filtering by installing a filter element having a conical shape in a concentric circle direction inside the device for filtering ballast water...

Matches 1 - 50 out of 98 1 2 >