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| Application No. | Application Title | Issue Date |
| 20120067826 | FILTRATION SYSTEM A filtration system and methods to remove solids contained in a fluid is disclosed. In one embodiment a system includes: a housing; a screen filter adapted to remove solids from a fluid, the filter having openings through which fluid, separated from solids, can pass as ... | 03/22/2012 |
| 20110240562 | 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 an upper chamber and a lower chamber; an inlet adapted to inlet fluid into... | 10/06/2011 |
| 20110168643 | METHOD AND APPARATUS FOR TREATING LIQUID CONTAINING IMPURITIES A method and an apparatus for treating a liquid containing impurities may include a filtering chamber configured to permit granular media to interact with liquid containing impurities, thereby removing impurities from the liquid to produce filtrate; a filtrate section f... | 07/14/2011 |
| 20110100926 | 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 direction; in a filtering operation, water is passed in a forward directio... | 05/05/2011 |
| 20110100910 | CERAMIC DEAD-END FILTER, A FILTER SYSTEM, A METHOD OF FILTERING AND A METHOD OF PRODUCING A CERAMIC DEAD-END FILTER The invention relates to a ceramic dead-end filter for filtration of liquid. The ceramic dead-end filter comprises at least one ceramic filter membrane having a first side with a front surface and a second side. The ceramic membrane comprises a selective front layer pro... | 05/05/2011 |
| 20110056890 | 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 outlet. A drainage space forms at least part of the flow path and is disposed... | 03/10/2011 |
| 20110042311 | MEMBRANE SYSTEM According to the present invention there is provided a method and apparatus for treating a contaminated liquid, the method comprising feeding said liquid to a treatment tank containing a treatment medium in the form of a filtration membrane or a reactive surface, applyi... | 02/24/2011 |
| 20100270218 | 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 with one-stage or two-stage filtration proc... | 10/28/2010 |
| 20100258487 | HPLC schematic with integrated sample cleaning system The disclosed HPLC flow schematic back-flushes the guard column with mobile phase once every operating cycle, the regular cleaning maintaining its effectiveness and useful life. This mobile phase flow reversal is accomplished by imposing a two position multiple port swi... | 10/14/2010 |
| 20100237011 | 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 pressure of blood flowing through a fluid line between the blood pump and th... | 09/23/2010 |
| 20100237021 | 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 filter used shower water. The first backwash line and the second backwash l... | 09/23/2010 |
| 20100230332 | ADSORPTION APPARATUS FOR WASTEWATER An adsorption apparatus for wastewater, having a reaction tank configured to allow adsorption of a resource substance contained in wastewater on an adsorbent to be carried out therein, a supplying device configured to supply wastewater containing the resource substance ... | 09/16/2010 |
| 20100224558 | 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 the purified water line. Each of the filtration units has a water filter ... | 09/09/2010 |
| 20100170834 | Portable fluid filtration device Portable apparatus, systems and methods for the selective removal of contaminants from a fluid medium through the use of hollow fiber media (“HFM”). Apparatus embodiments include a housing defining an inlet portion, an outlet portion and a chamber fluidly coupled th... | 07/08/2010 |
| 20100140190 | 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 weir, a polygonal or arcuate screen attached to the decanter and having at le... | 06/10/2010 |
| 20100140191 | METHOD AND APPARATUS FOR SEPARATION OF SOLIDS AND LIQUID SUSPENSIONS BY FILTER UNCLOGGING AIDED FILTRATION Method and apparatus for separation of solid particles in liquid suspension by non-continuous filter unclogging aided filtration. The said method uses vacuum as suspension flowing force, which is applied under a closed circuit. The said separation is based on filtration... | 06/10/2010 |
| 20100072117 | 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 water are injected into the pool filter container at an angle. In the preferr... | 03/25/2010 |
| 20100000941 | SIMPLE GAS SCOURING METHOD AND APPARATUS A method of cleaning a membrane (6) in a membrane filtration system by flowing gas bubbles past the surfaces of the membrane (6) to scour accumulated solids therefrom. The method includes flowing a liquid past a supply of gas; creating a reduced pressure w... | 01/07/2010 |
| 20090321365 | 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 connected to said piping, which treatment unit comprises UV radiation means, ... | 12/31/2009 |
| 20090294340 | 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 during backwashing.... | 12/03/2009 |
| 20090250397 | 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 to the water filtering system. In addition, a controller may be connected t... | 10/08/2009 |
| 20090236298 | 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 side, and an agitation system adapted to control the flow of an agitating fl... | 09/24/2009 |
| 20090230035 | 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 controls flow through the system in filtering, backwashing, cleaning, and ... | 09/17/2009 |
| 20090194478 | 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 can be coupled to a permeate outlet and the feed water inlet and can be ca... | 08/06/2009 |
| 20090178976 | FILTERING DEVICE FOR LIQUID FILTRATION An apparatus for filtering liquid that includes a filter having an external surface; a rotatable shaft extending through the filter; and a movable member coupled to the rotatable shaft. The movable member is configured to impart a suction force at various locations acro... | 07/16/2009 |
| 20090152179 | Method for Blowing Free a Wetted Hydrophobic Filter, and Device for Carrying Out the Method This invention relates to a method for clearing a wetted hydrophobic filter, in which in a first step the air permeability of the hydrophobic filter is monitored and in which in a second step the hydrophobic filter is cleared by means of a connected air pump, if it is d... | 06/18/2009 |
| 20090151355 | FILTERING APPARATUS, BACK WASH METHOD THEREFOR, FILTERING DEVICE AND POWER PLANT A filtering apparatus having a vessel and a filter made from fluororesin and treated before filtering operation by at least one of adding thermal treatment in gas or liquid and penetrating with fluid composed of hot water or steam at a temperature of less than melting p... | 06/18/2009 |
| 20090107897 | 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 (300) includes an LPS (120) for detectin... | 04/30/2009 |
| 20090101601 | FILTER DEVICE AND FILTER METHOD In order to provide a filter device for filtering a fluid medium containing solids, comprising a backflushing filter and a flushing line, by means of which fluid backflushed during a backflushing phase from the backflushing filter can be supplied to a further treatment ... | 04/23/2009 |
| 20090084717 | 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 the sides of the apparatus housing, the panels having pump engaging tubing ... | 04/02/2009 |
| 20090071909 | Washbox Exemplary systems and methods relating to washboxes are described.... | 03/19/2009 |
| 20090057222 | 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 of materials from fluids, and for determining the maximum pore diameter of... | 03/05/2009 |
| 20090008330 | 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 second side of lower pressure. A time controllable first valve or pump (31... | 01/08/2009 |
| 20080296236 | APPARATUS AND METHOD FOR INCREASING FILTER CAPACITY USING ULTRASONIC REGENERATION A filter system and associated methods of filtering utilize a combination of ultrasonically enhanced backwashing and a modified filter media configurations for increasing the specific loading on a portion of the filter media, thereby tending to increase the total partic... | 12/04/2008 |
| 20080290025 | Combination Membrane/Biolytic Filtration Described herein are methods and systems for combination membrane/biolytic filtration. In one embodiment a filtration system is operated under suction. The arrangement includes a feed tan (5) having a smaller filtrate vessel (6) positioned therein. The reg... | 11/27/2008 |
| 20080257824 | 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 introduce and then flush out chemical cleaning agents. The tubules are cleane... | 10/23/2008 |
| 20080257801 | Device For Filtering Solid Particles For Liquids Containing Such Particles A filtering device including (a) at least one surface filter element, each including: (i) first and second faces, the second face disposed substantially opposite to the first face, the faces having a first outer contour; (ii) a first opening through the faces, forming a... | 10/23/2008 |
| 20080251466 | Waste Water Recovery System A waste water recovery system to filter and recirculate waste water to a wash system including a fluid recovery line, a fluid supply line and a fluid backwash line comprising a filter assembly including a water filtering section to receive waste water from the wash syst... | 10/16/2008 |
| 20080251433 | 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 positively. The hemodialyzer, constituted by connecting an artery side blood ... | 10/16/2008 |
| 20080245750 | 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 define first and second auxiliary flumes. The first and second auxiliary flumes... | 10/09/2008 |
