Patents
Patents for B01D 61 - Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor (28,150)
08/2004
08/11/2004EP1443987A1 Plasmapheresis filter device and apparatus for therapeutic apheresis
08/11/2004EP1328334B1 Process for improving the purity of quaternary ammonium hydroxides by electrolysis
08/11/2004CN1520384A ELectrodeionization appts. and method
08/11/2004CN1519200A Method for eliminating ions in system of T102 hydrate granules in nano level and water
08/10/2004US6775583 Method and apparatus for user guidance in optical inspection and measurement of thin films and substrates, and software therefore
08/10/2004US6774102 Extracorporeal endotoxin removal method
08/10/2004US6773601 Filtering with a membrane of a metal-oxide with a zeta potential at the ph value of the suspension and having the same polarity
08/10/2004US6773600 Use of a clathrate modifier, to promote passage of proteins during nanofiltration
08/10/2004US6773594 Waste-water purification in cattle-breeding systems
08/10/2004US6773591 Bundle of hollow fibres for a device for extracorporeal treatment of blood and plasma, and process for its production
08/10/2004US6773588 Purified water supply system
08/07/2004CA2422347A1 Apparatus for filtering and separating flow media
08/05/2004WO2004065308A1 Water desalination installation
08/05/2004WO2004064985A1 Membrane system and method for permeate side cleaning of said system
08/05/2004WO2004064973A2 Use of passageways through porous membranes
08/05/2004WO2004064616A2 Low hydraulic resistance cartridge
08/05/2004WO2004052790A3 Apparatus for treatment of wastewater employing membrane bioreactors
08/05/2004US20040149659 Well for processing a fluid
08/05/2004US20040149658 Method for the removal of heavy metals from aqueous solution by means of silica as an adsorbent in counter-flow selective dialysis
08/05/2004US20040149645 Dialyzer and method for manufacturing the same
08/05/2004US20040149637 Water purification device
08/05/2004US20040149635 Filter device
08/05/2004US20040149634 Composite materials for fluid treatment
08/05/2004US20040149581 Ion exchange membrane capable of passing only ions of opposite charge to analyte
08/05/2004DE10304365A1 Filter system for removing leukocytes from blood, plasma, blood components or protein solutions comprises fleece and one or more membranes of specified thickness and pore size
08/04/2004EP1442100A1 Oil dehydrator
08/04/2004EP1441840A1 Process for improving the purity of quaternary ammonium hydroxides by electrolysis in a two-compartment cell
08/04/2004EP1343575B1 Method for regulating a membrane filtering installation
08/04/2004EP1289629B1 Microfiltration using activated carbon
08/04/2004EP1214141B1 Three dimensional patterned porous structures and process for forming the same
08/04/2004EP1067998A4 Apparatus and method for separating oxides of heavy isotopes of hydrogen from water
08/04/2004EP0988253B1 Electrochemical treatment of ion exchange material
08/04/2004CN1517310A 排水处理方法 Wastewater treatment method
08/03/2004US6770203 Filtering unit having separately attachable filter cassette, filter cassette, and method of filtering
08/03/2004US6770202 Porous membrane
08/03/2004US6770200 Method and apparatus for enhancing wastewater treatment in lagoons
08/03/2004US6770189 Use of a three-component electrolysis cell, with cation selective membranes; purify tetramethylammonium hydroxide recycle base from p-aminodiphenylamine (4-adpa) production
07/2004
07/29/2004WO2004063424A2 Two-stage or multi-stage method for treating phosphated rinsing water using a membrane
07/29/2004WO2004063097A1 Method of adding active carbon in water purification and method of water purification
07/29/2004WO2004062774A2 Direct osmosis cleaning
07/29/2004WO2004062767A1 Method of concentrating and removing harmful substance using double-stranded dna and adsorbent and apparatus therefor
07/29/2004WO2004062710A2 Batch filtration system for preparation of sterile replacement fluid for renal therapy
07/29/2004WO2004044438A3 Dehydration of hydraulic fluid by pervaporation at blowing
07/29/2004US20040147900 Low hydraulic resistance cartridge
07/29/2004US20040145076 Scouring method
07/29/2004US20040144725 Feedwater is conveyed throughsupply conduit and reverse osmosis unit at a pressure that exceeds the osmotic pressure for solids dissolved in feedwater; first stream of fresh water is withdrawn from the reverse osmosis unit as permeate
07/29/2004US20040144723 Splitting-up the fuel at a separation device into a first fuel fraction in form of a retentate and into a second fuel fraction in the form of permeate; acting upon separation device by a scavenging gas on permeate side, so that mixture is produced
07/29/2004US20040144707 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
07/29/2004US20040144646 Electrolytic cells having drug reservoirs, concentration detectors and switches for biasing currents; drug delivery
07/29/2004DE10301860A1 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
07/28/2004EP1440944A1 Waste water treatment method
07/28/2004EP1440726A2 Water purification device with a diaphragm unit for supplying water under high pressure
07/28/2004EP1440304A2 Membrane adsorber device
07/28/2004EP1440136A1 Continuous process to separate colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture
07/28/2004EP1440041A1 Apparatus and method for producing purified water having high microbiological purity by using a reverse osmosis membrane assembly
07/28/2004EP1439898A1 Treatment of polyaluminium compounds
07/28/2004EP1409116A4 Electrodialysis of multivalent metal salts
07/28/2004EP1322407A4 Reverse osmosis membrane and process for making same
07/28/2004EP1194691B1 Piston pump, method and installation for filtering water
07/28/2004CN1516717A Polyazole-based polymer films
07/28/2004CN1516615A Electrodialysis of multivalent metal salts
07/28/2004CN1159090C Pervaporation device for desalination of seawater
07/27/2004US6767527 Method for recovering CO2
07/27/2004US6767455 Airlift membrane device and membrane bioreactor and bioreactor process containing same
07/27/2004US6767384 Isomorphously substituted molecular sieve membranes
07/27/2004US6767333 Safety device for a blood treatment machine and a method of increasing the safety of a blood treatment machine
07/27/2004US6766812 Household appliance using water, namely, a washing machine, with improved device for reducing the water hardness
07/22/2004WO2004060815A1 Electric demineralizer
07/22/2004WO2004011377A3 Treatment of wastewater by biological and membrane separation technologies
07/22/2004US20040142463 Methods, compositions, and automated systems for separating rare cells from fluid samples
07/22/2004US20040142086 Method and apparatus for separation of milk, colostrum, and whey
07/22/2004US20040142068 Method and apparatus for separation of milk, colostrum, and whey
07/22/2004US20040140264 Production of potable liquids
07/22/2004US20040139992 Pressurized gas pulses; economically reducing fouling rate in water purifier systems; variety of configurations; aerobic or anaerobic
07/22/2004US20040139864 Method and apparatus for separation of milk, colostrum, and whey
07/22/2004DE10300879A1 Zwei- oder mehrstufiges Membran-Aufbereitungsverfahren von Phosphatierspülwasser Two- or multi-stage membrane treatment processes of Phosphatierspülwasser
07/21/2004EP1439195A2 Water soluble polymers with low content of residual monomers and their use
07/21/2004EP1438590A1 Article handling system and method
07/21/2004EP1438578A2 Method for monitoring a public water treatment system
07/21/2004EP1438562A2 Article dispensing apparatus and method
07/21/2004EP1438561A2 Filtration system and method for obtaining a cytology layer
07/21/2004EP1438559A2 Flow control metering system and method for controlling filtration of liquid-based specimens
07/21/2004EP1438252A1 Container uncapping apparatus and method
07/21/2004EP1438123A1 Method and apparatus for enhancing filtration yields in tangential flow filtration
07/21/2004EP1437944A1 Process for the fractionation of oilseed press cakes and meals
07/21/2004EP1358000A4 Apparatus and method for separation of molecules and movement of fluids
07/21/2004EP1284809A4 Small separation apparatus
07/21/2004EP1163044B1 Negatively charged membrane
07/21/2004CN1158130C Purifying device for liquid
07/21/2004CN1158033C Drinking straw
07/20/2004US6764653 Method of forming well(s) containing filtration devices
07/20/2004US6764598 Method and apparatus for separating emulsified water from fuel
07/20/2004US6764595 Fluid treatment system
07/20/2004US6764584 Adsorption and electrodialysis
07/20/2004CA2370623C Method and apparatus for infusing liquids using a chemical reaction in an implanted infusion device
07/15/2004WO2004035663A3 Method for preparing an ion exchange media
07/15/2004WO2004000386A3 Dialysis apparatus for treatment of vulnerable patients
07/15/2004US20040138840 Method for remote monitoring of water treatment systems
07/15/2004US20040137587 comprising a multivalent ion lactate salt by using an electrodialysis or electrolysis apparatus
07/15/2004US20040134856 sludge flocculation/aeration/oxidation/filtration through membrane; pollution control