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Class 210/321.79 - Plural cylindrical membranes all connected for parallel flow


Subclass of Class 210 - Liquid purification or separation
Definition: Apparatus including plural cylindrical semipermeable membrane
No. of patents: 199
Last issue date: 05/08/2012


1          
NumberTitleIssue Date
8173018Fluid filter module including sealed boss
A fluid filter module including an end cap assembly disposed about at least one end of a tubular-shaped housing. The end cap assembly includes a base, fluid port and sealed boss which may optionally comprise an integrally molded structure. ...
05/08/2012
8012351Fluid concentrator
A concentrator is used for concentrating a fluid, particularly a plasma component out of blood, for treatment of a patient. The concentrator apparatus includes a main housing defining a centrifuge chamber, that also holds the filter. The concentrator allows viewing ...
09/06/2011
7749381Hollow fiber membrane module, and a manufacturing method therefor, and housing for hollow fiber membrane module
In a hollow fiber membrane flat module according to the present invention, both ends of hollow fiber membrane bundle which are formed by bundling a plurality of hollow fiber membrane as a sheet are fixed to two housing separately by a fixing resin while maintaining ...
07/06/2010
7740760Fluid concentrator
A concentrator is used for concentrating a fluid, particularly a plasma component out of blood, for treatment of a patient. The concentrator apparatus includes a main housing defining a centrifuge chamber, that also holds the filter. The concentrator allows viewing ...
06/22/2010
7713412Filter device
A hollow fiber filter device for dialysis having a housing and an end cap is described. The end cap is attached to an axial end of the housing, and has a curved channel in fluid communication with a fluid port, a fluid chamber having a flow path defined by a plurali...
05/11/2010
7641795Membrane contactor
A membrane contactor includes a housing, a stack of membrane mats, and a cap. The housing has a closed end and an open end. The closed end includes an outlet port. The cap is united to the open end and includes an inlet port. A stack of membrane mats is within the h...
01/05/2010
7635428Hollow fiber membrane submodule and module including the same
The present invention provides a hollow fiber membrane submodule comprising a hollow fiber membrane element, permeated fluid collectors, and snaps for securing the permeated fluid collectors to the hollow fiber membrane element, wherein the permeated fluid collector...
12/22/2009
7628916Hollow fiber module
A hollow fiber cartridge includes a stack of hollow fiber mats. The stack has a major axis and two end faces. Each mat is substantially perpendicular to the axis. An end cap is united to each end face. ...
12/08/2009
7524417Dialyzer and method for manufacturing the same
A dialyzer including a substantially cylindrical case 2, a hollow fiber bundle 3 made of a plurality of hollow fiber membranes provided in the case 2, a blood flow path formed by lumens of the hollow fiber membranes, a dialysate flow path formed...
04/28/2009
7431754Artificial lung
An artificial lung includes a housing, a tubular hollow fiber membrane bundle contained in the housing and providing a multiplicity of hollow fiber membranes having a gas exchange function, a gas inflow port and a gas outflow port communicating with each other throu...
10/07/2008
7410582Hollow fiber filter for extracorporeal blood circuit
A filter for an extracorporeal blood circuit including: a bundle of hollow fibers having an end section encased in a potting material, wherein the end section further comprises a stem of fibers and potting material and an annular disk of the potting material extendi...
08/12/2008
7410580Hollow fiber module
The invention relates to a hollow fiber separation module comprising an inlet (20) for the gas to be dried, an outlet (22) for dried gas, an access element (26) and a discharge element (28) for circulation gas, and a plurality of hollow f...
08/12/2008
7402246Systems and methods using multiple solvents for the removal of lipids from fluids
This invention is directed to systems and methods for removing lipids from a fluid or from lipid-containing organisms from a fluid, such as plasma. These systems combine a fluid with at least one extraction solvent, which causes the lipids to separate from the fluid...
07/22/2008
7387730Hollow fiber membrane module, method of manufacturing the hollow fiber membrane module, and housing for hollow fiber membrane module
In a hollow fiber membrane flat module according to the present invention, both ends of hollow fiber membrane bundle which are formed by bundling a plurality of hollow fiber membrane as a sheet are fixed to two housing separately by a fixing resin while maintaining ...
06/17/2008
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
7364658Systems and methods using multiple solvents for removal of lipids from fluids
This invention is directed to systems and methods for removing lipids from a fluid or from lipid-containing organisms from a fluid, such as plasma. These systems combine a fluid with at least one extraction solvent, which causes the lipids to separate from the fluid...
04/29/2008
7354515Fluid concentrator
A concentrator is used for concentrating a fluid, particularly a plasma component out of blood, for treatment of a patient. The concentrator apparatus includes a main housing defining a centrifuge chamber, that also holds the filter. The concentrator allows viewing ...
04/08/2008
7354392Structurally optimized hollow fiber membranes
An elongated hollow microporous fiber comprises an inner wall surface defining an interior fiber lumen, an outer wall surface, and a microporous fiber wall therebetween, the fiber wall having one or more continuous, cohesive, elongated filaments embedded in the fibe...
04/08/2008
7351335Filter module
A filter module provided with a housing (3) having an inlet (6) for a liquid to be filtered and an outlet (10) for filtered liquid, with a first filter element (7-9, 12) accommodated in the housing (3), in the form of a poro...
04/01/2008
7347942Cyclic aeration system for submerged membrane modules
An aeration system for a submerged membrane module has a set of aerators connected to an air blower, valves and a controller adapted to alternately provide a higher rate or air flow and a lower rate of air flow in repeated cycles. In an embodiment, the air blower, v...
03/25/2008
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
7316728Method and apparatus for treating fluids
The present invention is directed to an apparatus for combining a component from a fluid composition with a reactive fluid. The apparatus includes a hollow fiber contactor (142) having a plurality of hollow fibers contained within a housing. A reactive fluid ...
01/08/2008
7303683Microorganism-removing filter medium having high isoelectric material and low melt index binder
A filter medium capable of removing microorganisms from a fluid such as water. The filter medium includes particles of activated carbon, particles of a substantially insoluble inorganic material having an isoelectric point greater than the fluid being filtered. A lo...
12/04/2007
7297261Systems and methods using a solvent for the removal of lipids from fluids
Systems and methods for removing lipids from a fluid, such as plasma, or from lipid-containing organisms. A fluid is combined with at least one extraction solvent, which causes the lipids to separate from the fluid or from lipid-containing organisms. The separated l...
11/20/2007
7297270Hollow fiber filter for extracorporeal blood circuit
A filter for an extracorporeal blood circuit including a bundle of hollow fibers having an end section encased in a potting material, wherein the end section of potting material has an end surface with open ends of the fibers distributed throughout the end surface, ...
11/20/2007
7297255Mass or energy transfer cartridge and module
A mass transfer or energy transfer module is provided which includes a manifold, a cartridge and a bowl which houses the cartridge. The cartridge and bowl are connected to each other at least two flanges which fit into slots of the bowl to form a unitary constructio...
11/20/2007
7297262Hollow fiber contactor systems for removal of lipids from fluids
This invention is directed to systems and methods for removing lipids from a fluid, such as plasma, or from lipid-containing organisms. These systems contact a fluid with an extraction solvent, which causes the lipids in the fluid to separate from the fluid or cause...
11/20/2007
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
7294267Hollow fiber membrane module, hollow fiber membrane module unit, membrane filtration device using the same and method of operating the same
A hollow fiber membrane module using a sheet-form hollow fiber membrane having excellent cleaning properties in which the pressure resistance of a hollow fiber membrane anchor section does not deteriorate, even when the membrane area increases; a hollow fiber membra...
11/13/2007
7285218Method for the extra-corporeal qualitative and/or quantitative recording of neurotoxic substances in the blood plasma of an individual
The invention relates to a method for the extra-corporeal qualitative and/or quantitative recording of neuro-toxic substances in the blood plasma of an individual. According to said method, a system containing neurones or neuronal networks, which have been cultivate...
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
7267771Apparatus for therapeutic apheresis
Apparatus for carrying out therapeutic apheresis includes a filter device for being implanted in a blood vessel for carrying out in-vivo plasma separation having one or more elongated hollow tubes and a plurality of elongated hollow microporous fibers capable of sep...
09/11/2007
7264725Hollow fiber membrane contactor and method of making same
The instant invention is a hollow fiber membrane contactor, and method of making same. The hollow fiber membrane contactor includes (1) a shell, said shell having a internal bonding surface, an interlocking geometry ring being provided on said internal bonding surfa...
09/04/2007
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
7250545Method of separating olefins from mixtures with paraffins
A process for the separation or concentration of olefinic hydrocarbons from mixtures of olefinic and paraffinic hydrocarbons uses a polyimide membrane. The process is well suited to separating propylene from propylene/propane mixtures. The novel method The membrane ...
07/31/2007
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
7198721Cyclic aeration system for submerged membrane modules
An aeration system for a submerged membrane module has a set of aerators connected to an air blower, valves and a controller adapted to alternately provide a higher rate or air flow and a lower rate of air flow in repeated cycles. In an embodiment, the air blower, v...
04/03/2007
7195710Systems and methods using multiple solvents for the removal of lipids from fluids
This invention is directed to systems and methods for removing lipids from a fluid or from lipid-containing organisms from a fluid, such as plasma. These systems combine a fluid with at least one extraction solvent, which causes the lipids to separate from the fluid...
03/27/2007
7192522Filtering 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), in sealed contact with the...
03/20/2007
7186343Cyclic aeration system for submerged membrane modules
A process for supplying bubbles to a membrane module and cleaning an aerator producing the bubbles includes, in repeated cycles, steps of producing bubbles from an aerator and reducing pressure in the aerator such that water in the tank enters the aerator. ...
03/06/2007
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