Patents
Patents for B01D 65 - Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes (9,726)
03/1998
03/24/1998US5731164 method of checking the rate of removal of pyrogenic substances, in particular viruses, from organic material
03/19/1998WO1998010856A1 Method and apparatus for reducing membrane fouling
03/12/1998WO1998009720A1 Shear localized filtration system
03/12/1998WO1998009718A1 Modular filtration system
03/12/1998WO1998009717A1 Shear separation method and system
03/12/1998CA2264932A1 Shear localized filtration system
03/11/1998EP0827533A2 Enzyme and microorganism degrading rhamnogalacturonane ii
03/11/1998CN1175591A Method of producing hydrosolubles polymers, polymers thus obtained and uses of same
03/10/1998US5725776 Methods for ultrafiltration control in hemodialysis
03/10/1998US5725767 Torsion resistant filter structure
03/10/1998US5725762 Separation treatment system
03/05/1998WO1998008606A2 Devices incorporating filters for filtering fluid samples
03/04/1998EP0756514B1 Diaphragm separator with cooling device
03/03/1998US5723047 Compressible filter element peripherally sealed by a settable material
02/1998
02/25/1998EP0824956A2 Filament wound housing for a reverse osmosis filter cartridge
02/24/1998US5720411 Pressure vessels and end closures therefor
02/19/1998WO1998006483A1 Method and apparatus for high efficiency reverse osmosis operation
02/18/1998EP0823861A1 Fluid separation device
02/18/1998EP0823860A1 Membrane filtration with optimized performance
02/18/1998CN1173389A Disposable membrane module with low-dead volume
02/18/1998CN1037413C Method for manufacture of filtering core
02/12/1998DE19703877C1 Cleaning water effluent cross-flow filter membrane
02/12/1998DE19702902C1 Efficient cylindrical membrane separator with integral electrical circulation pump, suitable for portable use
02/10/1998US5716531 Measuring electroconductivity
02/04/1998EP0821997A1 Device for comminuting heterogeneous components of a fluid medium that will circulate in a filtration module
02/04/1998EP0821996A1 Fluid processing module with a rigid membrane and process for its use
02/03/1998US5714060 Disinfection of arterial and venous line connectors hemodialysis machine
01/1998
01/29/1998WO1998003245A1 Membrane filter with electrical and/or acoustic enhancement
01/29/1998CA2247386A1 Membrane filter with electrical and/or acoustic enhancement
01/28/1998EP0820586A1 Defining an electrode area
01/28/1998EP0820344A1 Method for operating and controlling a bank of filtration membrane modules, and bank of modules therefor
01/28/1998EP0820343A1 Filter cartridges having track etched membranes and methods of making same
01/28/1998EP0787275A4 Controlled delivery of filtered cryogenic liquid
01/27/1998US5711883 Pressure
01/21/1998EP0819704A1 Process for preparing polymers soluble in water, polymers thus prepared and their use
01/14/1998EP0818228A1 Disposable separation module with quick connect capability
01/13/1998US5707517 Immersible rotary disc filtration device
01/13/1998US5707086 Tubing connectors and parts for receiving the connectors
01/07/1998EP0815928A2 Disposable membrane module with low-dead volume
01/07/1998EP0815927A2 Apparatus for integrated cell separation and product purification
01/07/1998EP0815926A1 Method of desalinating saline water and apparatus therefor
01/07/1998EP0814887A1 Filtration monitoring and control system
01/07/1998EP0720509B1 Process and device for filtering fluids by means of mf modules
01/07/1998EP0689475B1 Membrane filters
01/06/1998US5705066 Apparatus for opening a vessel
01/02/1998DE19625428A1 Hybrid filtration system for micro-, ultra-, nano- and reverse osmosis filtration
12/1997
12/30/1997US5702606 Pressure pulses cause air bubbles to be sheared off dialyzer membrane; backfiltering; removal
12/30/1997US5702582 Multi-port multi-stream valve apparatus
12/29/1997EP0813880A1 Method for desinfecting a dialysis machine
12/29/1997EP0813445A1 Filter comprising one or more ducts
12/18/1997WO1997047375A1 Membrane filter system and pressure vessel suitable for membrane filtration
12/17/1997EP0812805A2 Process and apparatus for treating cold water
12/16/1997US5698100 Bacteriostatic dialyzers containing citric acid solutions
12/16/1997CA2077490C Integrity-testable wet-dry-reversible ultra-filtration membranes and method for testing same
12/11/1997WO1997046305A2 Improved water treatment system
12/11/1997CA2256326A1 Improved water treatment system
12/04/1997WO1997045193A1 Method and installation for in situ testing of filtering membrane integrity
12/03/1997EP0810024A1 Membrane module assembly
12/03/1997EP0809611A1 Biological water treatment plant for producing drinking water
12/03/1997CN1166792A Coiled membrane filtration system
11/1997
11/26/1997EP0808212A1 Method of cleaning membrane filters
11/25/1997US5690831 Method of rinsing back blood to hemodialysis patient
11/25/1997US5690830 Waste water treatment apparatus and washing method thereof
11/25/1997US5690829 Passing water through a semipermeable membrane, discharging remaining raw water, reducing the discharge of pure water at timed intervals to increase static water pressure on the pure water side of the membrane and reversing raw water flow
11/25/1997US5690821 Apparatus for supplying a batch of chemicals to a dialysate tank
11/25/1997US5690815 Automated system for processing biological fluid
11/19/1997EP0807087A1 Water purifying machine having membrane chamber flushing
11/11/1997US5685991 Integrity-testable wet-dry-reversible ultrafiltration membranes and method for testing same
11/11/1997US5685987 Method for recycling formalin
11/06/1997WO1997040860A1 Cleaning method utilizing ozonated water and apparatus for producing ozonated water
10/1997
10/29/1997EP0705132A4 Dynamic filter system
10/29/1997EP0643677B1 Process for producing and processing wash water in a washing installation, and washing installation
10/28/1997US5681438 Membrane module assembly
10/22/1997EP0801953A1 Medical device for the extracorporal blood or plasma treatment and methods for the manufacture of such device
10/21/1997US5679249 Dynamic filter system
10/16/1997WO1997038461A1 Process for the fabrication of electrochemical cell components
10/16/1997WO1997037782A1 Cleaning of a fouled reverse osmosis membrane unit
10/16/1997CA2249224A1 Process for the fabrication of electrochemical cell components
10/14/1997US5676824 Water purifier with means for indicating when filter replacement is due and for automatically initiating a membrane washing step
10/09/1997WO1997027926A3 Coilable separation elements and suitable housing with coiling drive
10/07/1997US5674404 Filter integrity test method for dialysis machines
10/07/1997US5674397 Debubblers
10/07/1997US5674390 Dialysis machine with leakage detection
10/02/1997WO1997035657A1 Membrane filtration apparatus
10/01/1997CN1161007A Apparatus for processing fluid and method for producing separated fluid
10/01/1997CN1160585A Method of removing liposoluble target molecules; dialysis unit for purifying blood; and wash solution
09/1997
09/30/1997US5672388 Membrane reparation and poer size reduction using interfacial ozone assisted chemical vapor deposition
09/25/1997WO1997035125A1 Pressure vessels and end closures therefor
09/24/1997EP0796140A2 Method of treating membranes
09/23/1997US5670050 Method for detection of leakage of blood
09/18/1997WO1997003926A3 Biofouling reduction
09/17/1997CN1159769A Cleaning of hollow fibre membranes
09/12/1997WO1997032652A1 Separation method and apparatus
09/12/1997WO1997032649A1 Separation apparatus and components thereof
09/03/1997CN1158273A Polysulfone hollow fiber semipermeable membrane
08/1997
08/28/1997WO1997030938A1 Modular water-treatment apparatus
08/28/1997WO1997030779A1 Membrane filtration element
08/28/1997CA2246675A1 Membrane filtration element
08/21/1997WO1997029838A1 Torsion resistant filter structure
08/20/1997CN1157580A Hollow fiber cartridge
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