| Patents for B01D 65 - Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes (9,726) |
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| 08/25/2009 | US7578936 System comprising fluid treatment module and a support structure |
| 08/25/2009 | US7578919 Capacitive electrostatic process for inhibiting the formation of biofilm deposits in membrane-separation systems |
| 08/25/2009 | CA2403301C Composite membrane and method for making the same |
| 08/20/2009 | US20090206036 detecting an operating signal of the clean water supply device, enabling the first aeration device or the backwash device according to the operating signal, so as to perform backwash on the membrane module, and completing the wash back and restoring to a normal operating state; biochemical engineering |
| 08/19/2009 | EP2089143A1 Ceramic filter and regenerating method thereof |
| 08/19/2009 | EP1276551B1 Composite membrane and method for making the same |
| 08/19/2009 | EP1272262B8 Hollow fibre restraining system |
| 08/19/2009 | CN201291122Y Two-stage integrated film solution filter |
| 08/19/2009 | CN101511456A Improved monopersulfate treatment of membranes |
| 08/19/2009 | CN101511455A Low pressure backwash |
| 08/19/2009 | CN100528307C Membrane filter unit and method for the production of a membrane filter unit |
| 08/13/2009 | WO2009099209A1 Apparatus and method for treatment of radioactive nitrate salt liquid waste |
| 08/13/2009 | US20090200695 Membrane filter unit and method for the production of the membrane filter unit |
| 08/13/2009 | US20090200237 Energy saving spiral element |
| 08/13/2009 | US20090200234 Methods for cleaning surfaces with activated oxygen |
| 08/13/2009 | US20090200233 Methods and devices for the removal of organic contaminants from water |
| 08/13/2009 | DE102008008804A1 Verfahren und Vorrichtung zur Bestimmung des Abscheidegrades oder zur Durchführung eines Lecktests bei einer Filteranordnung Method and apparatus for determining the degree of separation or to perform a leak test of a filter assembly |
| 08/13/2009 | DE102008008737A1 Filter unit manufacturing method for filtration of e.g. gas, involves connecting micro screen wafer to micro screen-wafer-substrate unit, where substrate comprises openings within area of perforations of micro screen wafer |
| 08/12/2009 | EP2088127A1 Ultra-filtration method for raw water to create drinking water with integrated method for recognising capillary defects |
| 08/12/2009 | EP2086666A1 Method of manufacturing ceramic filter |
| 08/12/2009 | EP1945334A4 Efficient mbr operation in wastewater treatment |
| 08/12/2009 | CN101505811A Device for removing fluid from blood in a patient |
| 08/12/2009 | CN100525891C Water filtration using immersed membranes |
| 08/12/2009 | CN100525890C Multifunctional off-line cleaning device for reverse osmosis membrane |
| 08/11/2009 | US7572638 Automated system and method for processing multiple liquid-based specimens |
| 08/11/2009 | US7572367 Liquid filtration device |
| 08/06/2009 | WO2009097369A2 Reverse osmosis system |
| 08/06/2009 | WO2009096131A1 Hollow yarn film element, frame for hollow yarn film element, and filtration film device |
| 08/06/2009 | US20090194478 Reverse Osmosis System |
| 08/06/2009 | US20090194477 Intermittent gas flow apparatus and membrane separation apparatus |
| 08/06/2009 | CA2713840A1 Hollow fiber membrane element, frame for hollow fiber membrane element, and membrane filtration apparatus |
| 08/05/2009 | EP2083938A1 Leak-proof membrane element and method of manufacturing such an element |
| 08/05/2009 | EP2083933A2 Improved membrane module |
| 08/05/2009 | EP1284816B1 Multiplewell plate with adhesive bonded filter |
| 08/05/2009 | CN201283274Y Automatic cleaning microfiltration membrane device |
| 08/05/2009 | CN100522328C Integrated permeate channel membrane |
| 08/05/2009 | CN100522326C Separation membrane end cap |
| 08/04/2009 | US7569144 Device for the separation of a fluid into at least two fractions, using a plurality of membrane filters, and use thereof |
| 08/04/2009 | CA2550980C A functional compression socks |
| 07/30/2009 | US20090188864 Method and apparatus for microfiltration to perform cell separation |
| 07/30/2009 | US20090188861 Preventing and cleaning fouling on reverse osmosis membranes |
| 07/30/2009 | US20090188855 Seal Ring Holder for Membrane Element and Membrane Element |
| 07/29/2009 | EP1351751B2 Hemodiafiltration / hemofiltration cartridges |
| 07/29/2009 | EP1289632B1 Method and device for purifying water |
| 07/29/2009 | EP1078679B1 Filtration apparatus with controllable joint structure |
| 07/29/2009 | CN100518909C Frequency-modulating amplitude-modulating turbulence type film filtering system |
| 07/29/2009 | CN100518908C Methods for improving filtration performance of hollow fiber membranes |
| 07/29/2009 | CN100518903C Improved device for concentrating the aqueous solution and method thereof |
| 07/23/2009 | WO2009090725A1 Membrane-separation active sludge system to be located outside tank |
| 07/23/2009 | WO2009090510A1 A flow distributor plate for the treatment of water by reverese osmosis |
| 07/23/2009 | WO2009089587A1 Membrane regeneration |
| 07/23/2009 | CA2712161A1 Membrane regeneration |
| 07/22/2009 | EP1490183A4 Method for cleaning hollow tubing and fibers |
| 07/22/2009 | CN101485959A Intermittent gas flow apparatus and membrane separation apparatus |
| 07/21/2009 | US7563375 Feeding concentrated saline solution to feed side of reverse osmosis(RO) membrane under high gauge pressure of normal RO separation process, feeding dilute saline solution to permeate side of RO membrane under higher pressure, whereby solvent is sucked from permeate side to feed side, separating foulants |
| 07/21/2009 | US7563370 Semi-permeable membrane for use in osmosis and method and plant for providing elevated pressure by osmosis to create power |
| 07/16/2009 | WO2009088870A1 Batch-operated reverse osmosis system with multiple membranes in a pressure vessel |
| 07/15/2009 | EP2001576A4 Honeycomb filter defect detecting method and appartus |
| 07/15/2009 | CN100512933C Filtering system for water and waste water |
| 07/09/2009 | WO2009083670A1 Advanced control method for a membrane filtration unit, and device for implementing the method |
| 07/09/2009 | US20090175757 Titanium dioxide, single-walled carbon nanotube composites |
| 07/09/2009 | US20090173682 System and Method for Conducting Hemodialysis and Hemofiltration |
| 07/09/2009 | CA2702681A1 Advanced control method for a membrane filtration unit, and device for implementing the method |
| 07/08/2009 | EP1835985A4 Cleaning in membrane filtration systems |
| 07/08/2009 | EP1622704B1 Composite membrane module for gasifying |
| 07/08/2009 | CN201267757Y Timing and automatic flushing device for filter membrane |
| 07/08/2009 | CN101479024A Filtration apparatus |
| 07/02/2009 | WO2009081942A1 Spiral-type film module, and film filtering device using the same |
| 07/02/2009 | US20090166290 Automated low volume crossflow filtration |
| 07/01/2009 | EP1501568B1 Machine for cleaning and qualifying a dialysis filter |
| 07/01/2009 | CN101472670A Running method of membrane separation device |
| 07/01/2009 | CN100506362C Method for preparing DDR type zeolite film, DDR type zeolite film, and composite DDR type zeolite film, and method for preparation thereof |
| 07/01/2009 | CN100506361C Detergent for selectively permeable film and method of cleaning |
| 07/01/2009 | CN100506343C Method of fabricating a semiconductor device |
| 06/25/2009 | WO2009078413A1 Spiral film element, and spiral film-filtration device having the same |
| 06/25/2009 | WO2009076980A1 Filter device and method for operating a filter device |
| 06/25/2009 | DE102005039446B4 Vorrichtung zur An- und Abreicherung von Stoffen in einer Flüssigkeit Apparatus for arrival and depleting substances in a liquid |
| 06/24/2009 | EP1720637B1 Method for the production of a membrane filter unit |
| 06/24/2009 | CN100503018C Methods of minimizing the effect of integrity loss in hollow fibre membrane modules |
| 06/18/2009 | WO2009076225A1 Membrane cycle cleaning |
| 06/18/2009 | WO2009036717A3 Filter module and the stringing thereof to form a filter system |
| 06/18/2009 | US20090156975 Robust System and Methods for Blood Access |
| 06/18/2009 | US20090152198 Membrane filter for water treatment |
| 06/18/2009 | US20090152197 System for Energy Recovery and Reduction of Deposits on the Membrane Surfaces in (Variable Power and Variable Production) Reverse Osmosis Desalination Systems |
| 06/18/2009 | US20090151355 Filtering apparatus, back wash method therefor, filtering device and power plant |
| 06/17/2009 | EP2070585A1 Method of operating membrane separator |
| 06/17/2009 | EP2070584A1 Filtering apparatus employing multistage rotor generating variable vortex flow |
| 06/17/2009 | EP2069054A1 System and method for characterizing membranes and membrane filtration devices |
| 06/17/2009 | EP1435261B1 Method for production of a hollow fiber membrane |
| 06/17/2009 | EP1272262B1 Hollow fibre restraining system |
| 06/17/2009 | CN101455945A Reverse osmosis membrane on-line chemical cleaning method and cleaning agent |
| 06/17/2009 | CN101455944A Filtering apparatus employing multistage rotor generating variable vortex flow |
| 06/17/2009 | CN100500270C Hollow fiber membrane submodule and module including the same |
| 06/11/2009 | US20090145845 Method and apparatus for the filtration of biological samples |
| 06/10/2009 | EP2067520A1 Method for operating reverse osmosis membrane filtration plant, and reverse osmosis membrane filtration plant |
| 06/10/2009 | CN101450286A Membrane filtration device and control method thereof |
| 06/09/2009 | CA2417351C Catalytic treatment of hard water in a reverse osmosis system |
| 06/03/2009 | EP2063979A1 Low pressure backwash |
| 06/03/2009 | EP1337317B1 Chemical process system with multi-functional barrier filter |
| 06/03/2009 | CN201249106Y Chemical cleaning device of hollow fiber filter membrane |