Match Document Document Title
8999166 Tank access hatch and cleaning method  
A specially designed hatch apparatus and method for entry to a water treatment chamber containing media for water treatment. The hatch's shape, specially embodied hatch/media gap seal and position...
8986552 Cross-flow filtration with turbulence and back-flushing action for use with online chemical monitors  
A filtration and monitoring system. An inlet pipe provides fluid to a filter block chamber and has an inlet valve located therein configured to shut off the flow of the fluid through the inlet...
8974603 Method of purifying filter, and method of cleaning or drying object to be treated  
A filter that filters carbon dioxide in the gaseous, liquid or supercritical state is efficiently purified. The carbon dioxide is used to at least clean or dry an object to be treated, or to clean...
8951423 Method for removing a filter cake from a filtering device  
A method for removing a filter cake from a filtering device having a housing that defines a filtration flowpath through which a filtrate flows, the housing having at least one inlet and at least...
8926843 Method and apparatus for treating water and controlling effluent surges produced by disc and drum filters  
A disc filter is provided having a controller for controlling effluent surges that are produced by the disc filter. The method entails sensing one or more process variables that are a function of...
8863401 Household laundry dryer condensate filtering apparatus and method  
A household laundry dryer has at least one filter container which includes a chamber with an inlet for condensate water to be cleaned. The chamber has a first outlet, a second outlet and a filter...
8852445 Methods and apparatus for treating water and wastewater employing a cloth disk filter  
A backwash header for a cloth filter disk includes a body having a length a diameter, first and second ends, a longitudinal axis, and an exterior surface, the body defining at least one internal...
8840783 Water treatment membrane cleaning with pulsed airlift pump  
A method of cleaning a membrane surface immersed in a liquid medium with a fluid flow, including the steps of providing a randomly generated intermittent or pulsed fluid flow along the membrane...
8778174 Methods and apparatus for treating water and wastewater employing a cloth disk filter  
Methods and apparatus for treating water and wastewater include the step of flowing a suspended solids stream generally upward through a sludge blanket region of a cloth disk filter vessel, thus...
8778193 Filtration method and installation  
The invention provides a method for the separation of liquid from a three phase slurry bubble column. The method includes the step of charging the inside of a hollow filter element with a rinsing...
8728328 Methods for removing suspended solids from a gasification process stream  
A method of removing suspended solids from a gasification process water stream includes, in an exemplary embodiment, providing a gasification process water stream containing process derived...
8679335 Vehicle-mounted vacuum system and method of separating liquid and solids fractions of a sludge-like mixture inside a container  
The vacuum system (100) is mounted on a vehicle (102). It includes a dewatered solid matter compartment (142), a liquid matter compartment (144), a main flexible hose (130), and an immersible...
8663474 Non-blocking filtration system  
A non-blocking filtration system wherein the suspension filtered continuously scrubs the filter, keeping it free of deposits of solid deposits while the filtrate is removed in a variety of...
8640883 Filtration barrier  
A filtration barrier comprises first elements that are fibers, strips, or bristles wherein apertures between elements provide passages for a fluid transporting granules to the filtration barrier,...
8641904 Method for membrane backwashing and backwashing apparatus  
A backwashing method incorporating a membrane filtration apparatus in which a ceramic filtration membrane including a substrate layer 11b having an extremely large number of filtration pores and a...
8628665 Water treatment apparatus  
A water treatment apparatus includes a tank, a driving unit, a filtered-water pipe, a filtering unit and at least one scraping unit. The tank includes a wall, an inlet pipe extending through an...
8613804 System and method for dry cleaning articles  
Systems and methods for dry cleaning articles using siloxane solvents are provided. In the systems and methods according to the present invention, the siloxane solvent suspends impurities...
8591739 Molecular separator  
The present invention discloses a method and apparatus for separating particles and dissolved matter from a fluid stream. Specifically, the present invention includes a first pressure source which...
8585898 Scrapping device for a pressurised filtration plant  
The present invention relates to a pressurized filtration plant that includes: a sealed tank (1) in which discs (2) are provided including filtering sectors (20) carried by a rotary shaft (3) and...
8580117 System and method for replacing resist filter to reduce resist filter-induced wafer defects  
System and method for replacing a resist filter in such a manner as to reduce filter-induced wafer defects are described. In one embodiment, the system comprises a filtration system connected to a...
8580115 Method for cleaning filtration membrane modules and membrane bioreactor system for treating untreated water or wastewater or activated sludge  
A method of cleaning filtration modules for the treatment of raw water, or wastewater, or activated sludge, is provided by circulating particles in untreated water. The deposits located on the...
8574439 Valuable resource recovery system and operation method thereof  
A valuable resource recovery system includes an engineered powder supply unit that supplies an engineered powder into drainage water (the engineered powder can adsorb a valuable resource and can...
8524075 Backwashing fluid filter assembly  
A fluid pressure vessel has a filter cartridge with spaced headers positioning cylindrical pleated filter media. The headers form an inlet chamber communicating with the inlet upstream side of the...
8518273 Method and device for cleaning of filter  
The method and arrangement is for cleaning at least one of filter sheets and filter cakes in a pressurized white liquor filter with spray nozzles and driving fluid. The white liquor filter is used...
8518274 Filter device operating method  
A filter device operating method involves a plurality of filter elements (21) received in a filter housing having a filter inlet for a fluid to be filtered and a filter outlet for the filtered...
8506812 Method, equipment and specific drawer for membrane separation utilizing concentration polarization  
The present invention relates to a membrane separation method and a relevant equipment, in particular to a method and an equipment for membrane separation utilizing concentration polarization...
8506806 Methods and apparatus for removing solids from a membrane module  
A method of operating a membrane filtration module (5), the module (5) including one or more membranes (7) extending longitudinally between vertically spaced upper and lower headers (8, 9) into...
8496839 Method for filtering a suspension and filter device  
A filter device including at least one filter chamber between a filter plate and a counter plate when the device is closed, into which chamber a suspension can be inducted on a cake side of a...
8444855 Method and device for removing contaminates from fluid-material  
A method for removing contaminants from a fluid-material comprising: providing at least one substrate comprising a three-dimensional knit in an initial configuration made of knitted polymeric...
8444863 Microfiltration devices  
A method of treating a hollow fiber membrane microfiltration filter having an influent side and an effluent side to improve performance of the filter is disclosed. The method entails sealing...
8440088 Priming method for filter  
A priming method for a filter, whereby the outlet of a spent filter is connected to the inlet of a fresh filter, and the spent filter is inverted. A drain in the spent filter is then opened to...
8409441 Blood treatment systems and methods  
Dialysis systems comprising actuators that cooperate to perform dialysis functions and sensors that cooperate to monitor dialysis functions are disclosed. According to one aspect, such a...
8394279 Method for regenerating a filter aid  
Methods for regenerating filter aids which comprise inorganic, natural or semisynthetic filter aids. The method comprises subjecting the filter aid to a first treatment with an aqueous alkaline...
8394256 Method for haze mitigation and filterability improvement for base stocks  
The present invention is a process for removing waxy haze from and improving the filterability of base stocks including heavy mineral oil base stocks, gas-to-liquids (GTL) and hydrodewaxed or...
8382993 Drain filter apparatus and method  
A removable drain filter apparatus (20) with an housing (22) connectable with upstream and downstream drain pipes (40, 46) has a filtering chamber wider than the drain pipes and divided into an...
8366942 Method and apparatus for the solid-liquid-separation of material mixtures and suspensions  
Method for the liquid solid separation of material mixtures and suspensions in which the material mixture under pressure is fed into a closed chamber having at least one filter surface and a...
8361313 Plant and method for the treatment of the recovery cooling fluid in mechanical processing plants  
Plant for treating the leftover liquids of mechanical processing, comprising a filtering partition (9) for filtration of the fluid and means for cleaning the partition by washing of the layer of...
8329045 Stationary cloth media filtration  
A method for filtering water or wastewater including the steps of filtering by gravity through a stationary cloth filter media supported in a treatment basin by a structure forming an effluent...
8324377 Method of separating water-soluble cellulose ether  
A water-soluble cellulose ether is separated from its suspension by passing a suspension of water-soluble cellulose ether particles in water through a filter of perforated metallic or ceramic...
8323499 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Wastewater treatment method and membrane bioreactor having mixed liquor and air conduits in a filtration tank
 
Biologically treated wastewater is directed as mixed liquor from a treatment tank to a downstream filtration tank having a having a submerged membrane module extending across the cross-sectional...
8318021 Water filtration system  
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...
8313649 Method of starting up a filtration plant and a filtration plant designed to be able to start up correspondingly  
A method of starting up a filtration plant for the filtration of a process liquid, after cleaning of the filtration plant, and a filtration plant which is arranged to be able to started up in...
8302780 Industrial separator and dewatering plant  
An industrial separator and dewatering plant has a filtering portion using an inclined conveyor belt for carrying away a watery cake from an aqueous mixture containing solid matter. The filtering...
8282828 System and method for regeneration of a fluid  
A method and a system for regenerating a body fluid, such as a peritoneal dialysis fluid. The body fluid is removed into an extracorporeal circuit comprising an electrofilter for removing charged...
8276605 Device for cleaning a filter element  
A device (11) for cleaning a pleated filter element, the device having; a body, a fluid inlet (13), a work face (14) having at least one pleat separating projection (19) and at least one fluid...
8262911 Method for treatment of sludge  
A method for treatment of sludge with a facultative-organism-adapted membrane bioreactor by providing a sludge treatment system comprising a facultative digestion tank, a membrane module, an...
8252184 Method, equipment and specific drawer for membrane separation utilizing concentration polarization  
The present invention relates to a membrane separation method and a relevant equipment, in particular to a method and an equipment for membrane separation utilizing concentration polarization...
8246844 Method for folding a filter bag and a folded filter bag arrangement  
A method of folding a filter bag 10 made from a nonwoven fabric or stiff media to facilitate installation within a filter retainer basket and a folded filter bag 10 arrangement.
8231794 Water filtration system  
A water filtration system (60, FIG. 2) wherein pressured feed water (water with impurities to be filtered out) passes downstream from an upstream end of a passage (66) through a filter arrangement...
8210042 Use of acoustic signals for measuring membrane fouling in spiral wound modules  
A spiral wound module assembly comprising: a permeate collection tube, at least one membrane envelope wound about the permeate collection tube, an outer module housing, and at least one acoustic...