| 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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| 08/26/2004 | US20040164023 Purification process comprising microfiltration at elevated temperatures |
| 08/26/2004 | DE10111104B4 Reinstwasser-Versorgungsanlage und Verfahren zur thermischen Desinfektion des Reinstwasser-Versorgungssystems von Dialysegeräten Ultrapure water supply system and method for thermal disinfection of the ultrapure water supply system of dialysis equipment |
| 08/25/2004 | EP1448928A2 Separation module |
| 08/25/2004 | EP1448289A1 A cleaning efficiency testing method and apparatus for a filter in a filtering system |
| 08/25/2004 | EP1373445A4 Process and system for removing oil from foodstuffs using a membrane filter |
| 08/25/2004 | EP1328335A4 Improved membrane filtration system |
| 08/25/2004 | CN2635198Y Ultrasonic strengthened ultrafiltering membrane separator |
| 08/25/2004 | CN1163421C Fluid treatment device |
| 08/24/2004 | CA2327659C Rotary filtration device with flow-through inner member |
| 08/19/2004 | WO2004069392A1 Method of recycling reverse osmosis membranes |
| 08/19/2004 | WO2004069391A1 Hollow fiber membrane module and module arrangement group thereof |
| 08/19/2004 | WO2004069377A1 System for cross-flow filtration and method for the operation thereof |
| 08/19/2004 | WO2002062449A8 Oleophobic membrane materials by oligomer polymerization for filter venting applications |
| 08/19/2004 | US20040159609 Nanofiber is collected upstream of filter medium at position downstream of the filter cake, dispersed throughout filter cake, and/or upstream of the filter; noncracking during deliquoring or washing |
| 08/19/2004 | US20040159603 Rotary-disc device dynamic filtering |
| 08/18/2004 | EP1447165A1 Method and device for resistance seam welding a foil and at least one foil support member of a fuel cell system |
| 08/18/2004 | CN1162352C Membrane bioreactor using non fabric filtration |
| 08/17/2004 | US6776909 Filter device |
| 08/17/2004 | US6776820 Integral hollow fiber membrane gas dryer and filtration device |
| 08/17/2004 | US6776172 Method of cleaning ultrapure water supply system |
| 08/12/2004 | WO2004067146A1 Method and device for cross-flow filtration |
| 08/12/2004 | WO2004053330A3 Methods and apparatus for increasing and extending oil production from underground formations nearly depleted of natural gas drive |
| 08/12/2004 | WO2004016334A3 Model for microfiltration of poly-disperse suspensions |
| 08/12/2004 | WO2003022388A8 Separation module |
| 08/12/2004 | US20040155066 Single-use manifold for automated, aseptic transfer of soulutions in bioprocessing applications |
| 08/11/2004 | EP1445240A1 Cyclic aeration system for submerged membrane modules |
| 08/10/2004 | US6775583 Method and apparatus for user guidance in optical inspection and measurement of thin films and substrates, and software therefore |
| 08/10/2004 | US6773591 Bundle of hollow fibres for a device for extracorporeal treatment of blood and plasma, and process for its production |
| 08/10/2004 | US6773588 Purified water supply system |
| 08/05/2004 | WO2004064985A1 Membrane system and method for permeate side cleaning of said system |
| 08/05/2004 | WO2004064978A1 A filter system |
| 08/05/2004 | WO2004052790A3 Apparatus for treatment of wastewater employing membrane bioreactors |
| 08/05/2004 | US20040149655 Methods and systems for purifying fluids and regenerating purification media |
| 08/05/2004 | US20040149645 Dialyzer and method for manufacturing the same |
| 08/05/2004 | US20040149635 Filter device |
| 08/05/2004 | US20040149131 Gas-selective permeable membrane and method of manufacturing thereof |
| 08/04/2004 | EP1442782A1 Hollow fiber membrane module |
| 08/04/2004 | EP1441841A1 High solids module |
| 08/04/2004 | EP1441840A1 Process for improving the purity of quaternary ammonium hydroxides by electrolysis in a two-compartment cell |
| 08/04/2004 | EP1343575B1 Method for regulating a membrane filtering installation |
| 07/31/2004 | CA2417945A1 Methods and system for purifying fluids and regenerating purification media |
| 07/29/2004 | WO2004062774A2 Direct osmosis cleaning |
| 07/29/2004 | US20040145076 Scouring method |
| 07/29/2004 | US20040144707 A water treatment system comprising a magnetic field generator for fluxing and directing water fluid go through or cut through the magnetic line in an angle, filtration; reduce membrane fouling, changing most precipitates to aragonite |
| 07/29/2004 | DE10302014A1 Filter membrane rinsing unit consists of a pump and a pressure vessel for storing rinsing water |
| 07/29/2004 | DE10301860A1 Membrane filter assembly with capillary membranes, to clean drinking water and treat communal/industrial sewage, has a circuit linked to the permeate collection zone and a cleaning liquid feed to clean them together |
| 07/28/2004 | EP1441209A2 Gas-selective permeable membrane and method for its production |
| 07/28/2004 | EP1440136A1 Continuous process to separate colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture |
| 07/28/2004 | EP1440041A1 Apparatus and method for producing purified water having high microbiological purity by using a reverse osmosis membrane assembly |
| 07/28/2004 | EP1349643B1 Backwashing of a hollow fibre filter operating in dead-end mode |
| 07/28/2004 | EP1322407A4 Reverse osmosis membrane and process for making same |
| 07/27/2004 | US6767455 Airlift membrane device and membrane bioreactor and bioreactor process containing same |
| 07/22/2004 | WO2004060539A1 Membrane module for separation of fluids |
| 07/22/2004 | WO2004011377A3 Treatment of wastewater by biological and membrane separation technologies |
| 07/22/2004 | US20040140273 Method and apparatus for mixing fluids, separating fluids, and separating solids from fluids |
| 07/22/2004 | US20040139992 Pressurized gas pulses; economically reducing fouling rate in water purifier systems; variety of configurations; aerobic or anaerobic |
| 07/21/2004 | EP1439195A2 Water soluble polymers with low content of residual monomers and their use |
| 07/21/2004 | EP1438590A1 Article handling system and method |
| 07/21/2004 | EP1438562A2 Article dispensing apparatus and method |
| 07/21/2004 | EP1438561A2 Filtration system and method for obtaining a cytology layer |
| 07/21/2004 | EP1438559A2 Flow control metering system and method for controlling filtration of liquid-based specimens |
| 07/21/2004 | EP1438252A1 Container uncapping apparatus and method |
| 07/20/2004 | US6766259 System and a method for detecting fiber damage in a dialyzer |
| 07/20/2004 | US6766257 Pore structure analysis of individual layers of multi-layered composite porous materials |
| 07/20/2004 | US6764595 Fluid treatment system |
| 07/15/2004 | US20040134851 Fluid filtration; nylon membrane; wetting membrane; endcap bonding |
| 07/15/2004 | US20040134521 Direct osmosis cleaning |
| 07/15/2004 | DE202004005736U1 Filter for treating industrial waste water, comprises low pressure pumps, a storage vessel with a heat exchanger, a prefilter, and ultrafiltration modules |
| 07/15/2004 | DE10333639B3 Dialyzer membrane module drying method using microwave energy with simultaneous circulation of rinsing air via membrane module fluid connections |
| 07/14/2004 | EP1437172A1 Method for preparing ddr type zeolite film, ddr type zeolite film, and composite ddr type zeolite film, and method for preparation thereof |
| 07/14/2004 | EP1436630A2 Automated system and method for processing specimens to extract samples for both liquid-based and slide-based testing |
| 07/14/2004 | EP1436629A1 Universal microscope slide cassette |
| 07/14/2004 | EP1436586A2 Automated system and method for processing multiple liquid-based specimens |
| 07/14/2004 | EP1436585A1 Apparatus and method for mixing specimens in vials |
| 07/14/2004 | EP1436584A1 Vial system and method for processing liquid-based specimens |
| 07/14/2004 | EP1436199A1 Specimen vial sealing apparatus and method |
| 07/14/2004 | EP1436070A1 Plate filtration module |
| 07/14/2004 | EP1436068A1 AUTOMATED FLUID FILTRATION SYSTEM FOR CONDUCTING SEPARATION PROCESSES, AND FOR ACQUIRING AND RECORDING DATA THEREABOUT |
| 07/14/2004 | CN2625022Y Internal circulation pattern ultra-filtration apparatus |
| 07/14/2004 | CN1511624A Process for removing dirt on sea water desalting filter film using supersonic wave |
| 07/14/2004 | CN1511596A Dialyser and its producing method |
| 07/08/2004 | WO2004056458A2 Methods for cleaning and maintaining membrane surface during filtration |
| 07/08/2004 | US20040132195 Method of monitoring membrane cleaning processes |
| 07/08/2004 | US20040129654 wherein main direction of motion of liquid is caused by pressure differential between both sides of filtration medium; and in vicinity of filtration medium an electric field is applied creating force operating on biopolymers in opposite direction |
| 07/08/2004 | US20040129637 having a plurality of hollow fibre nanofiltration or reverse osmosis membranes suspended between a pair of opposed headers; membranes are arranged in groups and form preceding or succeeding stages; useful for small scale filtration |
| 07/08/2004 | US20040129060 Method for carrying out an integrity test for filter elements |
| 07/07/2004 | EP1435261A1 Hollow fiber film and method for production thereof |
| 07/07/2004 | EP1200480B1 Use of surface-active agents in the impurity removal process from solutions containing acetic derivatives using nano-filtration with membranes, in a process to obtain cellulose acetate |
| 07/06/2004 | US6758975 Automated peritoneal dialysis system and process with in-line sterilization of dialysate |
| 07/06/2004 | US6758971 Self-priming dialysis filter |
| 07/06/2004 | US6758970 Filtering unit and method of sealing same |
| 07/01/2004 | WO2004054692A1 Hollow fiber membrane module combined with air diffuser |
| 07/01/2004 | WO2004054691A1 Reverse osmosis system |
| 07/01/2004 | WO2004018067B1 Airlift membrane device, bioreactor and bioreaction process |
| 07/01/2004 | US20040127842 Hemodiafiltration/hemofiltration cartridges |
| 07/01/2004 | US20040124148 Pressurized cylindrical pipe; membrane aperture; purity and waste discharges |
| 07/01/2004 | US20040124132 Carbon dioxide recycle for immersed membranes |
| 06/30/2004 | EP1433490A1 Dialyzer and method for manufacturing the same |
| 06/30/2004 | EP1432498A1 Method for preventing scaling of membranes in a one-step membrane process |
| 06/30/2004 | CA2418291A1 High pressure reverse osmosis housing |