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7374364 |
Trench drain filter assembly
An improved trench drain filter and modular system therefor for intercepting and treating run off water in a trench drain before discharge into a drainage system. The filter elements include a...
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7361271 |
Environmentally friendly dual lube venturi filter cartridge
An environmentally friendly dual lube venturi filter cartridge which has no metallic components. A plastic centertube having a venturi section supports a bypass filter element on standoffs molded...
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7347937 |
Perfluorinated thermoplastic filter cartridge
A filtration cartridge having a housing with an inlet and an outlet and a filtration membrane contained within the housing and located between the inlet and the outlet is described. The membrane is...
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7329310 |
Filter module
The invention relates to a filter module having a module housing and at least one filter element. The filter module has at least one inlet opening, at least one filtrate outlet and a module housing...
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7311830 |
Filtration element and method of constructing a filtration assembly
A coupler for a spiral membrane filtration element having a spiral membrane enclosed within a rigid outerwrap includes a center support, a plurality of spokes extending outwardly from the center...
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7294262 |
Modular fluid treatment apparatus
Some embodiments of the present invention provide a modular fluid treatment assembly and method in which modules of the system each have a head that can be connected to one or more heads (of one or...
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7285209 |
Method and apparatus for separating emulsified water from hydrocarbons
The invention discloses an apparatus for filtration of water from hydrocarbons comprised of a fresh-feed inlet, a first dead end filter, that is hydrophobic, a second sweeping-flow filter, that is...
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7282145 |
Oil filter for construction machine
The prevent invention provides an oil filter comprising a filter element housed in a casing, the filter element being formed of two or more cylindrical element pieces piled on top of another in the...
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7264722 |
Filtration system
A method and apparatus for removing organic contaminants from an aqueous phase in which the contaminant is solubilized. In the method the aqueous phase is passed through a fluid-pervious filtration...
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7255788 |
Catchment header and membrane module unit
A catchment header allowing a plurality of membrane modules to be connected thereto, having a tubular catchment part with a Young's modulus of 4.0 GPa or less for collecting and taking out...
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7192522 |
Filtering device incorporating a circulation loop
The invention concerns a device for tangential filtering of a fluid to be treated, comprising in a housing ( 2 ):
a separating part ( 15 ) mounted in the first communicating chamber ( 11 ),...
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7179636 |
Preparing a sample to be analyzed from a sample with very large volume
The invention concerns the use of filtering means comprising a housing ( 2 ) wherein are arranged parallel to one another a plurality of hollow fibers ( 3 ), whereof the porous wall ( 3 a ) of each...
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7128837 |
Hollow fiber membrane module
The present invention relates to hollow fiber membrane modules for use as “immersion modules” in filtration and/or dialysis methods, in particular whenever impairments due to fouling effects...
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7122121 |
Advanced submerged membrane modules, systems and processes
Advanced submerged membrane systems are provided. Said submerged membrane systems have multiple membrane modules comprising of strips of flat sheet membrane, bundles of self-support hollow fiber...
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7122120 |
Filter element, particularly for the static or dead-end filtration of fluids, and corresponding filter device
The invention relates to a filter element (F), particularly for the static or dead-end filtration of fluids, comprising an inner, essentially hollow supporting core ( 10 ) and at least one filter...
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7118673 |
Filter for oil containing adhesive contaminants
The present invention involves a filter element assembly ( 10 ), which is useful in removing undissolved adhesive bodies from oil. The assembly includes at least one cylindrical body 11 of...
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7115199 |
Filter housing with interchangeable filter mounting plate
A fluid treatment housing system for fluid filter elements including a first housing member, a second housing member and an interchangeable mounting plate on which one or more filter elements are...
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7097693 |
Combination depth and phase separation membrane filter
A combination depth and phase separation membrane filter to remove entrained liquids and immiscible liquids from hydrocarbon liquids, protecting industrial analyzers from liquid and solid...
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7094343 |
Filter device
The invention relates to a filter device ( 10 ) for filtering a liquid, in particular a hydraulic oil, having a substantially cylindrical filter housing ( 12 ), which accommodates a filter element...
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7087166 |
Filter element and filter device having replaceable filter
Providing a filter device with various functions, such as remarkable improvement of the throughput of the downstream filter, ion-removing property of the upstream filter. A filter element comprises...
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7074332 |
Multistage hemodiafiltration/hemofiltration method and apparatus
In a blood dialysis system including a source of substitution fluid ( 10 ) and a blood dialysis machine, a hemodiafiltration system having a first dialyzer ( 1 ) including a first blood compartment...
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7063790 |
Filter candle
A filter candle for a precoated filter for filtering and/or stabilizing fluids, especially beer, the filter candle comprising a tubular filter body that is formed from a spirally wound wire, with...
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7033502 |
UV lamp supported filter cartridge
Each cap of a pair of end caps mounted on opposed ends of a conventional radial flow cylindrical filter element of a filter cartridge includes a circular sleeve extending axially from the filter...
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6977040 |
Integrated filter housing with associated cleaning system and method
A multiround filter housing apparatus, cleaning system and method are provided. A filter housing having an integrated base that includes an integral cartridge plate, a plurality of cartridge filter...
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6958120 |
Membrane module
The invention relates to a method for producing a membrane module, comprising a plurality of bar-shaped ceramic filter elements disposed parallel to each other and stretched on the ends of the bay...
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6916424 |
Method and apparatus for a hemodiafiltration delivery module
This invention provides a method and apparatus for a hemodiafiltration delivery module that is used in conjunction with a UF controlled dialysis machine to enable hemodiafiltration therapy to be...
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6878283 |
Filter cartridge assemblies and methods for filtering fluids
Filter cartridge assemblies and housings are provided and include a tubular housing having an inner wall, an outer wall, a first end, and a second end. The housings include inner walls with...
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6872305 |
Membrane filtration system
A method and apparatus for reducing volume of feed liquid required in a porous membrane filtration system having a number of porous membranes ( 6 ) submersed in a volume of feed liquid to be...
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6861003 |
Edge filter having improved flow rate
An apparatus according to the invention includes filter sticks housed within a pressure vessel. Each filter stick includes a plurality of filter disks stacked about a fluid-pervious tube with a...
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6852290 |
Multi-well apparatus
A multi-well assembly according to one embodiment comprises a multi-well block and a guide plate. The multi-well block defines a plurality of wells, with each well having a fluid-impermeable bottom...
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6835309 |
Filter cartridge assembly
A filter cartridge assembly ( 10 ) including respective disposable elements ( 11 ) positioned either side of a three part reusable flow through spacer elements ( 12 ), the spacer elements ( 12 )...
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6830686 |
Filter cartridge support
Each cap of a pair of end caps mounted on opposed ends of a conventional radial flow cylindrical filter element of a filter cartridge includes a circular sleeve extending axially from the filter...
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6818130 |
Method and apparatus for multistage liquid filtration
The present invention provides a multistage liquid filtering apparatus and a multistage process for filtering microorganisms and other unwanted impurities from the liquid. The invention employs a...
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6808628 |
Membrane bioreactor using non-woven fabric filtration
A submerged membrane bioreactor includes a tank containing a mixed liquor having microorganism; and a filtration module immersed in the mixed liquor and having a permeate side in fluid...
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6797165 |
Modular multi-stage water filtration system
A modular water filter system having a plurality of filter canister receptacles, each receptacle having a diverter valve for routing water into and out of the particular canister installed in the...
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6793811 |
Runoff drain filter with separately removable cartridges
A runoff drain filter is comprised of a tray for being supported inside a runoff drain. A plurality of separately removable cartridges are supported by the tray and aligned with holes in the tray....
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6787033 |
Apparatus for filtering impurities out of fluid
Impurities contained in a fluid are removed by a filter having a housing containing a full flow filter, a bypass filter, and a conduit. The conduit includes a pressure reduction section. The full...
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6761822 |
Dual filter with flow mixer and centrifugal separator
A filter for filtering a fluid, such as lubricating oil for an engine, has a first element for trapping small particles and a second filter element for trapping sludge, the second filter element...
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6758970 |
Filtering unit and method of sealing same
Ceramic filter elements ( 1, 15, 26 ) have a feed surface covered with a ceramic filter membrane ( 4, 19 ). As a feed liquid flows over the feed surface, a portion of the liquid passes through the...
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6752925 |
Filter device with an electrically grounded ceramic membrane filter element
A filter device ( 1 ) is provided for microfiltration and/or ultrafiltration, preferably for varnishes, such as cathodic dipping varnishes, for connection to a conduit, having a pressure housing (...
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6740235 |
Swivelling filter head assembly
A filter head assembly is configured for connection to a water line and including at least two filter heads connected to each other for treating water supplied through the water supply line and at...
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6733666 |
Filtering device, especially a suction return filter
A filtering device, especially a suction return filter includes a filter housing having two useful connections and a tank connection, and accommodates at least one filter element. The filter...
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6709586 |
Dewatering method and device
A method and device for dewatering most liquid/solid solutions and slurries is described. A dewatering device having a dewatering pump in fluid communication with a filter rack with vertically...
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6706182 |
Caged pleated filter cartridge assemblies and filtration systems employing the same
A caged filter cartridge assembly has a pair of coaxially spaced-apart end plates, and a number of tubular filter cartridges extending between said end plates. These end plates include seat...
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6692639 |
Stacked conical filtration or separation apparatus
A conically shaped filtration and/or separation apparatus is provided which is constructed from a stack of filters at least some of which are different sizes superposed above each, other, of said...
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6666968 |
Fluid filtration apparatus
An oil filter assembly has an outer canister in which full flow and bypass flow filtration sections are operatively housed in a nested relationship. Oil forced into the canister has imparted...
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6652760 |
Internal filter for fischer-tropsch catalyst/wax separation
The present invention encompasses a process for producing synthetic hydrocarbon products in a reactor. The focus of the present invention is on a novel filtering system for separating synthetic...
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6645381 |
Modular assembly for hollow membrane fiber cartridges
A modular fluid treatment system utilizing hollow fiber cartridges held within the controlled environment of a reaction chamber, with the system being designed to accommodate and facilitate ease of...
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6645379 |
Filter element with a filter medium applied to a support body
A filter element with a cylindrical structure having a filter medium 11 mounted to a support element 10 . The filter medium 11 is fastened to the support element 10 in such a way that no...
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6632358 |
Tank filtration apparatus containing hollow fiber membrane cartridge
A hollow fiber membrane cartridge comprises a bundle of a plurality of hollow fiber membranes, both ends of which are fixed by adhesion, a cartridge head fixed at the periphery of the bundle at one...
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