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Class 210/446 - Axially aligned inlet and outlet


Subclass of Class 210 - Liquid purification or separation
Definition: Apparatus in which the prefilt inlet and the filtrate outlet
No. of patents: 404
Last issue date: 03/23/2010


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NumberTitleIssue Date
7681739Filter device
A filter device includes a filter housing (10), a filter inlet (12), a filter outlet (14), and a filter element (16). The filter element divides a filter area (18) into two partial areas (20, 22). One partial filter areas is...
03/23/2010
7380676Filtering device
A filtering device (10) comprises a plurality of layers of paper (40). The paper (40) is formed with projections (120)) so that cavities (122) are located between adjacent layers of paper (40). A liquid being filtered passes...
06/03/2008
7378017Disposable fluid separation device and manifold assembly design with easy change-out feature
Fluid separation assembly that allows easy and fast change-out even in confined spaces, and also minimizes or eliminates leakage during change-out. A fluid separation unit having a housing containing separation means, the housing having an inlet and an outlet spaced...
05/27/2008
7371322Filtration system and dynamic fluid separation method
A filtration system is provided with filter media operable to remove solids, particulate and colloidal matter from a process fluid. The filtration system may include one or more porous membranes which are anchored or secured on their periphery with a large open work...
05/13/2008
7361300Method of making extended area filter
Methods are provided for making a porous filter that is useful in polymer melt spinning. The methods include pressing particles, such as a metal powder, to form a filter having a filter body integrally formed with a top cap and a bottom cap. The filter body and caps...
04/22/2008
7335312Centrifuge with combinations of multiple features
A centrifuge with combinations of multiple features is disclosed. In one aspect, a centrifuge for removing more dense material from a fluid medium includes a fluid separation wall placed within a sleeve. The fluid separation wall rotates around the axis of rotation....
02/26/2008
7331468Device for separating fine solid components, method of manufacturing the device, and method of separating fine solid components using the device
A device for separating a fine solid component includes a substrate and a diaphragm provided on the substrate. The substrate has a first surface and a second surface opposite the first surface. The substrate has a recess provided in the second surface, a cavity open...
02/19/2008
7320750Centrifuge with controlled discharge of dense material
A centrifuge with controlled discharge of dense materials disclosed. A centrifuge includes a fluid separation wall placed within a sleeve to form a containment zone therebetween. The fluid separation wall aligns and rotates parallel to an axis of rotation. A recepta...
01/22/2008
7314553Pool filter cleaning device
A pool filter cleaning device comprising a containment chamber having a upper end, a lower end, and a circumferential sidewall. The sidewall has a water deflecting portion adjacent the upper end and the containment chamber is adapted to receive a dirty pool filter. ...
01/01/2008
7303605Snap together filter
A fluid filter is provided with a snap-together housing for the filter media. The housing is designed with two main parts that are easily snapped together to encapsulate the filter media. The filter housing is substantially cylindrical, and contains an inlet on one ...
12/04/2007
7300575Portable filter system
A filter system for receiving an aqueous-based fluid contaminated with particles and emulsified contaminant oil, removing the particles, and separating the emulsified contaminant oil from the aqueous-based fluid includes a filter media for receiving the aqueous-base...
11/27/2007
7294274Filtration system with enhanced cleaning and dynamic fluid separation
A filtration system is provided with filter media operable to remove solids, particulate and colloidal matter from a process fluid. Acoustic, vibration and sonic energy may be used to clean associated filter media to allow substantially continuous filtration of proc...
11/13/2007
7288195Method and apparatus for directly sampling a fluid for microfiltration
A process for filtering a fluid is provided. The process includes providing a filtration cell having a filter membrane, a base configured to receive filtrate passing through the membrane, and a flow channel open to the filter membrane. A flow of the fluid is provide...
10/30/2007
7285148Spring-loaded air cleaner cover
A filter assembly for an engine and operable to support a filter element. The filter assembly includes a housing defining a filter receiving space having a first end and a second end. The first end and second end defining an axial length therebetween. A biasing elem...
10/23/2007
7282147Cleaning hollow core membrane fibers using vibration
A filtration system is provided with hollow membrane filter elements operable to remove solids, particulate and colloidal matter from a process fluid. Acoustic, vibration and ultrasonic energy may be used to clean exterior portions of the hollow membrane filter elem...
10/16/2007
7282142Fluid strainer assembly
A fluid strainer device is disclosed. The device includes a housing which defines an open chamber, the chamber having both at least one fluid input port and at least one fluid outlet port. A plurality of spaced strainer baskets are disposed within the chamber. Each ...
10/16/2007
7282837Small piezoelectric air pumps with unobstructed airflow
A T-shaped blade, or one or more hollow tubes, are vibrationally excited by one or more piezoelectric elements to generate an airflow from a free end of the blade or tube(s). The airflow may be directed to, or drawn away from, an electronic component to cool the ele...
10/16/2007
7279106Adsorbent and method for adsorbing a chemokine in body fluid
A device for body fluid purification, comprising a container having an inlet and an outlet for a fluid and a means for preventing an adsorbent from flowing out of the container and an adsorbent charged in the container, the adsorbent comprising a spherical hydrogel,...
10/09/2007
7275606Solids strainer system for a hydraulic choke
The invention contemplates a strainer based upon a four-way, two-position rotary cylindrical plug valve having a hollow plug. The normal entry port for the sealing plug of the plug valve is a circular radial hole passing from the exterior of the plug into the interi...
10/02/2007
7270757High capacity gravity feed filter for filtering blood and blood products
A high capacity gravity feed filter for filtering blood and blood products or the like includes a body having an inlet port, an outlet port, two filter wells, at least one filter element disposed in each of said filter wells, between the inlet port and outlet port s...
09/18/2007
7267779Thermally efficient micromachined device
A micromachined device for efficient thermal processing at least one fluid stream includes at least one fluid conducting tube having at least a region with wall thickness of less than 50 μm. The device optionally includes one or more thermally conductive structures...
09/11/2007
7264716Membrane filtration manifold system
A membrane filtration manifold for connecting a filter submodule including one or more elongate bundles of semipermeable polymeric fibers is provided. The manifold includes a housing and connecting collar connected with said housing. The collar is adapted to receive...
09/04/2007
7264724Fluid path control element for fluid processing module
A fluid path control element which when stacked alternatively with a fluid porous sheet can be formed into a filtration module. The fluid path control element comprises a porous membrane having sealed to a portion of its periphery a thermoplastic element that extend...
09/04/2007
7247245Filtration cartridge and process for filtering a slurry
A depth filter design is disclosed which has little if any open void area upstream of the media. Preferably, it also has little if any open void area downstream of the media as well. A preferred embodiment uses layers of stacked, fibrous media with several of the la...
07/24/2007
7217364Filtering device and a filtering device housing
A filter device has a housing in the shape of a tubular section, with at least two chambers separated from one another by membranes, and with at least one connection for each flow chamber. The device has two filter caps, with one of each of the filter caps being loc...
05/15/2007
7210585Edge filter assembly
An edge filter assembly is disclosed. The edge filter assembly may include a housing having an inlet and an outlet. The edge filter assembly may further include a filter element disposed within the housing including first and second filter plates and first and secon...
05/01/2007
7195034Fluid trim apparatus and method
A noise reducing apparatus and method for handling of fluid comprises a plurality of discs stacked on one another, each disc having a radially inner periphery and a radially outer periphery, and a plurality of fluid flow channels defined on at least some of the disc...
03/27/2007
7186331Monitoring unit for monitoring the condition of a semi-permeable membrane
The invention concerns a monitoring unit [10] for monitoring the condition of a semi-permeable membrane [24] in a water purification system, and particularly the condition of spiral membrane in a reverse osmosis water purification system. The monitorin...
03/06/2007
7182754Containerless tissue sample collection trap
A containerless tissue sample collection trap featuring, in the preferred embodiment, a flexible filter and an applicator having a shaft terminating in a distal end with a channel therein receiving a portion of the flexible filter, the combination of the applicator ...
02/27/2007
7179378Transducer-protector device for biomedical haemodialysis lines
Transducer-protector device for biomedical haemodialysis lines comprising a first and a second element each of which is formed in a single piece of moulded plastic material with a tubular fitting and an annular radial flange. The first element is formed with a semi-...
02/20/2007
7176034Apparatus and method for filtering biological samples
There is provided an apparatus and method for collection and filtration of a sample having a sample holder, a filtrate holder and a connection conduit having a sample receiving end and a filtrate receiving end and containing a filter. The sample holder has an entry ...
02/13/2007
7156239Filter unit for freezable liquids, particularly for a metering unit of an exhaust gas treatment device
A filter unit for liquids undergoing freezing for a metering unit of an exhaust gas treatment unit has a housing having an outer member and a lid member. At least one filter insert is arranged in the housing. An elastically deformable casing part is provided that su...
01/02/2007
7153425Process and filter for filtering a slurry
The present invention comprises a process for filtering a slurry and a filter cartridge construction for filtering a slurry having a filtration medium formed of a depth filter such as a cylindrical seamless fibrous depth filter comprising a nonwoven fibrous mass, wo...
12/26/2006
7150830Permselective membrane module
Disclosed is a permselective membrane module comprising i) two permselective membrane elements formed of hollow fibers arranged substantially in parallel and bundled together and ii) a container, the two elements being arranged in the container longitudinally of the...
12/19/2006
7141158Debris separating apparatus for use in downspout below an eaves trough
A debris separating apparatus for use in downspout below an eaves trough comprises a main housing having a water and debris inlet, a water outlet, and a debris outlet. A debris deflector mounted within the main housing between the water and debris inlet and the wate...
11/28/2006
7141165Coin-filter mounting structure
The present invention discloses a structure for mounting a coin-filter filtering foreign materials contained in hydraulic fluid on a fixing groove formed at an inlet side of an orifice without using O-ring. A coin-filter mounting structure according to the present i...
11/28/2006
7125490Porous filter
A filter has a longitudinal axis with an inner diameter defined by a hollow longitudinally extending center. The filter has fingers extend radially outwardly arcuately from the longitudinal axis. The fingers have base ends near the longitudinal axis and outer edges ...
10/24/2006
7118673Filter 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 principal filter medium for removing particulates from oil. Body ...
10/10/2006
7112278Fuel filter having double layer structure
Fuel passes through a fuel filter from the outer layer of the fuel filter toward the inner layer of the fuel filter. Large debris is arrested in the outer layer made of nonwoven fabric, and small debris is arrested in the inner layer made of filter paper, so that pl...
09/26/2006
7101485Liquid process and continuous filtering device using high power density ultrasounds
The present invention relates to a continuous filtration device in a liquid path, characterized in that it comprises, in combination: a modular ultrasonic treatment unit (12) which is in the form of a tubular metal body (...
09/05/2006
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