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Class Information
Number: 210/321.78
Name: Liquid purification or separation > Casing divided by membrane into sections having inlet(s) and/or outlet(s) > Each section having inlet(s) and outlet(s) > Cylindrical membrane
Description: Apparatus wherein said semipermeable membrane comprises at least one hollow generally cylindrical tube.

Sub-classes under this class:

Class Number Class Name Patents
210/321.79 Plural cylindrical membranes all connected for parallel flow 239

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8679338 Combined acoustic micro filtration and phononic crystal membrane particle separation Mar. 25, 2014
8668094 Carbon membrane structure and method for producing same Mar. 11, 2014
8657775 Method of treating a subject suffering from end stage renal disease against cardiovascular disease Feb. 25, 2014
8647569 Paracorporeal respiratory assist lung Feb. 11, 2014
8623208 Hollow fiber membrane module and puller used therefor Jan. 7, 2014
8617392 Device and system for filtering blood Dec. 31, 2013
8545701 Induced symbiotic osmosis [ISO] for salinity power generation Oct. 1, 2013
8414766 Serviceable oil filter device Apr. 9, 2013
8388842 Brine seal for a filtration device Mar. 5, 2013
8354026 Center tube configuration for a multiple spiral wound forward osmosis element Jan. 15, 2013
8329037 Filter apparatus and method of removing organic waste Dec. 11, 2012
8192618 Ultrasonic dialyzer Jun. 5, 2012
8187476 Devices and methods for the purification, isolation, desalting or buffer/solvent exchange of substances May. 29, 2012
8087702 Connector for a dialysis port Jan. 3, 2012
8069990 Sealing gasket for a filter element, and a module including a filter element fitted with such a sealing gasket Dec. 6, 2011
8062533 Devices and methods for the purification, isolation, desalting or buffer/solvent exchange of substances Nov. 22, 2011
8057680 Cartridge for electrohemodialysis Nov. 15, 2011
8034242 Dialysis device Oct. 11, 2011
7971728 Bone fragment collector Jul. 5, 2011
7931805 Membrane filter unit and method for the production of the membrane filter unit Apr. 26, 2011
7927544 Paracorporeal respiratory assist lung Apr. 19, 2011
7918921 Gas separation membrane module assembly with residue manifold Apr. 5, 2011
7875184 Crystallized pellet/liquid separator Jan. 25, 2011
7803274 Contained liquid membrane contactor and a method of manufacturing the same Sep. 28, 2010
7790029 Filter device having more than one filtration compartment Sep. 7, 2010
7758670 Four-port gas separation membrane module assembly Jul. 20, 2010
7735660 Porous multilayered hollow fiber and filtration module, and method of manufacturing porous multilayered hollow fiber Jun. 15, 2010
7727393 Submerged hollow fiber membrane module Jun. 1, 2010
7686868 Membrane module for separation of fluids Mar. 30, 2010
7655141 Membrane pipe module Feb. 2, 2010
7608185 Hollow fiber membrane modules for use in distillation systems Oct. 27, 2009
7604739 Dialysis device Oct. 20, 2009
7510594 Gas separation membrane module assembly Mar. 31, 2009
7449110 Filter and filter module Nov. 11, 2008
7404843 Gas separation membrane module assembly Jul. 29, 2008
7390653 Culture chamber for biologicals Jun. 24, 2008
7384549 Method and apparatus for the filtration of biological solutions Jun. 10, 2008
7347937 Perfluorinated thermoplastic filter cartridge Mar. 25, 2008
7344645 Methods of minimising the effect of integrity loss in hollow fibre membrane modules Mar. 18, 2008
7297262 Hollow fiber contactor systems for removal of lipids from fluids Nov. 20, 2007
7264725 Hollow fiber membrane contactor and method of making same Sep. 4, 2007
7255788 Catchment header and membrane module unit Aug. 14, 2007
7189321 Fluid treatment module having hollow membranes Mar. 13, 2007
7182867 Shear-enhanced systems and methods for removing waste materials and liquid from the blood Feb. 27, 2007
7179637 Apparatus and method for using intestinal segments or their substitutes in high-throughput analysis of compound absorption Feb. 20, 2007
7166223 Hollow fiber contactor systems for removal of lipids from fluids Jan. 23, 2007
7160463 Methods of minimizing the effect of integrity loss in hollow fibre membrane modules Jan. 9, 2007
7153424 Apparatus for purifying water Dec. 26, 2006
7150932 Production of tubular fuel cells, fuel cell modules, base elements and ion exchanger membranes Dec. 19, 2006
7083726 Hollow thread film cartridge, hollow thread film module using the cartridge, and tank type filter Aug. 1, 2006

1 2 3 4

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