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Class Information
Number: 210/321.87
Name: Liquid purification or separation > Casing divided by membrane into sections having inlet(s) and/or outlet(s) > Cylindrical membrane
Description: Apparatus wherein said semipermeable membrane comprises at least on hollow, generally cylindrical tube.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7449110 |
Filter and filter module |
Nov. 11, 2008 |
| 7390653 |
Culture chamber for biologicals |
Jun. 24, 2008 |
| 7374673 |
Channeled polymer fibers as stationary/support phases for chemical separation by liquid chromatography and for waste stream clean-up |
May. 20, 2008 |
| 7371567 |
Bioreactor, particularly for bioartificial organs |
May. 13, 2008 |
| 7347937 |
Perfluorinated thermoplastic filter cartridge |
Mar. 25, 2008 |
| 7291267 |
Molecular separator |
Nov. 6, 2007 |
| 7250108 |
Method for measuring the local hydraulic permeability of a sub-group of hollow fibre of a bundle of hollow fibres |
Jul. 31, 2007 |
| 7208091 |
Assembly for withdrawing and filtering partial volumes of process fluid |
Apr. 24, 2007 |
| 7189322 |
Charged membrane |
Mar. 13, 2007 |
| 7179379 |
Apparatus for separating particulates from a suspension, and uses thereof |
Feb. 20, 2007 |
| 7172696 |
Radial dispersion mass transfer device having a semi-permeable tubular hollow fiber membrane wound around a porous core |
Feb. 6, 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 |
| 7025212 |
Plasma- or serum-collecting device |
Apr. 11, 2006 |
| 7025881 |
Filter arrangement for the separation of blood into plasma and cellular components and device for application thereof on the donor |
Apr. 11, 2006 |
| 7022238 |
Immersion type membrane filter |
Apr. 4, 2006 |
| 7018539 |
Treatment of shipboard-generated oily wastewaters |
Mar. 28, 2006 |
| 7014765 |
Filter comprising membranes made of hollow fibers |
Mar. 21, 2006 |
| 7008540 |
Ultrasonically cleaned membrane filtration system |
Mar. 7, 2006 |
| 6984327 |
System and method for separating heavy isotopes of hydrogen oxide from water |
Jan. 10, 2006 |
| 6899811 |
Immersed membrane apparatus |
May. 31, 2005 |
| 6858146 |
Artificial liver apparatus and method |
Feb. 22, 2005 |
| 6758971 |
Self-priming dialysis filter |
Jul. 6, 2004 |
| 6749752 |
System for removing oil from foodstuffs using a membrane filter |
Jun. 15, 2004 |
| 6656360 |
Fibrous system for continuously capturing metals from an aqueous stream |
Dec. 2, 2003 |
| 6632359 |
Blood purifying apparatus |
Oct. 14, 2003 |
| 6632356 |
Separation membrane end cap |
Oct. 14, 2003 |
| 6592759 |
Gel potting method and method to reduce twinning for filtering hollow fiber membranes |
Jul. 15, 2003 |
| 6579457 |
Liquid transport member for high flux rates between a port region and an opening |
Jun. 17, 2003 |
| 6491819 |
Method and apparatus for filtering suspension of medical and biological fluids or the like |
Dec. 10, 2002 |
| 6485650 |
Liquid membrane separation of enantiomers |
Nov. 26, 2002 |
| 6471855 |
Cassette with integral separation device |
Oct. 29, 2002 |
| 6413424 |
Sanitary style filter element |
Jul. 2, 2002 |
| RE37759 |
Coiled membrane filtration system |
Jun. 25, 2002 |
| 6406623 |
Tangential flow filtration apparatus |
Jun. 18, 2002 |
| 6399363 |
Method of permeant removal from cell suspension in a porous container |
Jun. 4, 2002 |
| 6342157 |
Device and method for concentrating plasma |
Jan. 29, 2002 |
| 6284117 |
Apparatus and method for removing small molecules and ions from low volume biological samples |
Sep. 4, 2001 |
| 6270671 |
Method and apparatus for microfiltration |
Aug. 7, 2001 |
| 6267889 |
Rotary drum filter |
Jul. 31, 2001 |
| 6251275 |
Membrane filtration module and membrane filtration system |
Jun. 26, 2001 |
| 6210576 |
System for cross-flow membrane filtration |
Apr. 3, 2001 |
| 6187190 |
Apparatus for molecular weight separation |
Feb. 13, 2001 |
| 6183647 |
Method and apparatus for treatment of liquid |
Feb. 6, 2001 |
| 6129843 |
Device for the removal and concentration of neutral mercury species from and water |
Oct. 10, 2000 |
| 6013182 |
Selectively permeable hollow fiber membrane and process for producing same |
Jan. 11, 2000 |
| 6010627 |
Device for concentrating plasma |
Jan. 4, 2000 |
| 5961834 |
Simple micro method for concentration and desalting utilizing a hollow fiber, with special reference to capillary electrophoresis |
Oct. 5, 1999 |
| 5954959 |
Microdialysis unit for molecular weight separation |
Sep. 21, 1999 |
| 5942112 |
Hollow fiber ultradialyzer apparatus |
Aug. 24, 1999 |
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