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)
07/1994
07/26/1994US5332531 Complexing
07/21/1994WO1994015876A1 Water purifier, especially for domestic use
07/21/1994WO1994015702A1 Method and device for separating oil/water mixtures
07/21/1994WO1994015701A1 Currents in narrow pores
07/20/1994EP0425491B1 Reversible mechanochemical engines comprised of bioelastomers capable of modulable inverse temperature transitions for the interconversion of chemical and mechanical work
07/19/1994US5330420 Hemolysis detector
07/14/1994DE4329077C1 Matter exchange between mixture phase and low viscose fluid phase
07/13/1994EP0605826A1 Adsorption/reaction equipment
07/13/1994EP0605819A2 Multistage membrane control system and process
07/13/1994EP0590075A4 Process for recovering organics from liquid streams
07/13/1994CN1025415C Process for dehydration of gases and composite permeable membranes therefor
07/12/1994US5328616 Methods and apparatus for treating electroless plating baths
07/12/1994US5328614 Methods and apparati for removing protein-bound molecules from body fluids
07/12/1994US5328518 Method for separating components of liquids in industrial process
07/07/1994WO1994014982A1 Molasses product
07/07/1994WO1994014538A1 Method and installation for treating an aqueous solution by ion exchange
07/07/1994CA2111554A1 Multistage membrane control system and process
07/06/1994EP0604968A2 A method of producing water having a reduced salt content
07/06/1994EP0604514A1 Treatment of aqueous media containing organic material
07/06/1994EP0586373A4 Methods of fabricating dual anode, flat panel electrophoretic displays
07/06/1994CN1025291C Hollow fiber multimembrane cells and permeators
07/05/1994US5326533 Multiwell test apparatus
07/05/1994US5326441 Process for separating and concentrating gallium from an aqueous solution containing gallium, together with aluminum, zinc and copper
07/05/1994US5326386 Hydraulic reservoir with gas/oil separator
07/05/1994CA2111176A1 Membrane process to remove elemental sulfur from gasoline
06/1994
06/29/1994EP0603798A1 Membrane process for the production of high purity nitrogen
06/29/1994EP0442866B1 Method and plant for separation of synthetic water soluble polymers
06/29/1994CN1088614A Refined enzyme purification process for papain
06/29/1994CN1088469A Crossflow precoating process and apparatus for carrying out the process
06/28/1994US5324428 Disposable dialysis apparatus
06/28/1994US5324424 Membrane system for treating water using compressed air to pressurize reservoir
06/28/1994US5324403 Process for salt extraction from hydrogen-sulphide scrubber solution using electrodialysis
06/23/1994WO1994013858A1 Turbulent flow electrodialysis cell
06/23/1994WO1994013756A1 Multi-stage ultrafiltration process
06/23/1994WO1994013380A1 Apparatus for purifying aqueous phases containing finely powdered waste or pollutant phases
06/23/1994WO1994013159A1 Osmotic concentration
06/23/1994WO1994007594A3 Hollow fiber membrane incorporating a polyimide and process for preparing same
06/23/1994DE4343622A1 Fast photosensitive silver halide emulsion prodn. with ultrafiltration
06/23/1994DE4242719A1 Assembly to separate heated mixts. by pervaporation
06/22/1994EP0641246A4 Concentration of solids in a suspension using hollow fibre membranes.
06/22/1994EP0602675A2 Process for converting heat stable amine salts to heat regenerable amine salts
06/22/1994EP0352286B1 Improvements relating to separation of charged molecules
06/22/1994CN2169470Y Thin layer flow parth sheet super filter
06/22/1994CN1088182A Process for recovering thiocyanate
06/22/1994CA2111923A1 High purity membrane nitrogen
06/21/1994US5322922 Copolyamide or copolyimide-amide containing sulfo groups
06/21/1994CA1330372C Combined membrane and sorption process for selective ion removal
06/21/1994CA1330312C Quick change filter cartridge and head therefor
06/15/1994EP0601614A1 Method and device for purifying a fluid flow
06/15/1994EP0601357A1 Fluid filter assembly
06/15/1994EP0601159A1 Process for ultrafiltration of stabilized emulsions.
06/15/1994EP0391972B1 Cucumber mosaic virus coat protein gene
06/15/1994CN1087946A Filtering method for cloudy white spirit and unit thereof
06/15/1994CN1087874A Ammonia/water membrane separation and technique for recovery of ammonia
06/14/1994US5320816 Process for absorption of sulfur dioxide and nitric oxide from flue gas
06/14/1994US5320755 Reverse osmosis, ultrafiltration, nanofiltration to divide inflow into outflows, pure and polluted; circulation
06/14/1994CA1330182C Composite membranes for enhanced fluid separation
06/09/1994WO1994012683A1 Apparatus and methods for treating electroless plating baths
06/09/1994WO1994012502A1 Bis-crown calix[4]arenes, method for preparing same and use thereof for selectively recovering cesium and actinides
06/09/1994WO1994012456A1 Pervaporation separation process of a mixture of methanol and tetrahydrofurane
06/09/1994WO1994012439A1 Methods and apparatus for treating electroless plating baths
06/09/1994WO1994012285A2 Dispensing device
06/09/1994WO1994012268A1 Processing taxane solutes using membranes
06/09/1994WO1994012267A1 Desalinization system
06/09/1994DE4241285A1 Methyl-hydroxyalkyl-cellulose ethers prodn. - with recovery of useful soluble short-chain cellulose ethers by ultra- or micro-filtration of the wash water from purification
06/08/1994EP0600825A1 Membrane separation process, in particular by reverse osmosis or ultrafiltration and apparatus for carrying it out
06/08/1994EP0600036A1 Method for generating and screening useful peptides
06/08/1994EP0599981A1 Method of checking the rate of removal of pyrogenic substances, in particular viruses, from organic material.
06/08/1994CN2167980Y Portable water purificator
06/08/1994CN2167774Y Enhanced-type electronic scale-removing instrument
06/07/1994CA1330049C Process for removing pyrogens
06/01/1994EP0599816A1 Circulating purification apparatus and pool water prufiying apparatus and pool water purifying system using said apparatus
06/01/1994EP0599491A1 Process for recovering thiocyanate
06/01/1994EP0599281A2 Process and apparatus for treating liquids by reverse osmosis
06/01/1994EP0483143B1 Membrane affinity apparatus and purification methods related thereto
06/01/1994CN1087323A Method and apparatus for purifying of milky oil sewage in ship cabin
05/1994
05/31/1994US5316681 Method of filtering body fluid using a rinse chamber bag
05/31/1994US5316673 Spout assembly for self-service purified water dispenser
05/31/1994US5316637 Electrodeionization apparatus
05/26/1994WO1994011309A1 Method and appliance for removing at least one constituent from a solution
05/26/1994WO1994011094A1 Frameless array of hollow fiber membranes and method of maintaining clean fiber surfaces while filtering a substrate to withdraw a permeate
05/26/1994WO1994011093A1 Method and apparatus for kidney dialysis
05/26/1994WO1994011087A1 Crossflow precoating process and apparatus for carrying out the process
05/26/1994WO1994011086A1 Method for filtering a body fluid using rinse chamber bag
05/26/1994DE4338569A1 Sepn of esp organic matter from liq - by adsorption preceded by membrane sepn
05/26/1994DE4239243A1 Verfahren zur Trennung eines Gemisches aus Methanol und Tetrahydrofuran in seine Bestandteile A method for separating a mixture of methanol and tetrahydrofuran in its components
05/26/1994CA2127551A1 Method for filtering a body fluid using rinse chamber bag
05/25/1994CN1024629C Apparatus for cleaning blood and its making method
05/24/1994CA2109784A1 Process and apparatus for removing solutes from solutions
05/24/1994CA1329782C Process for purifying crude glycerol
05/24/1994CA1329730C Power recovery pump turbine
05/18/1994EP0597817A2 Method and apparatus for kidney dialysis
05/18/1994EP0597300A2 Polymer membrane containing material specific carriers, process for its production and its utilisation for separating substance compositions
05/18/1994EP0597276A1 N,N'-2.2-3.3-Tetramethylethylene-bis(5-NO2-salicyliden-iminato) cobalt(II) and its use as oxygene carrier
05/17/1994US5312547 Medical drug formulation and reverse osmosis purification device
05/11/1994WO1994010114A1 Recovery of alcohols from n-paraffins by pervaporation
05/11/1994WO1994009889A1 Liquid treatment apparatus
05/11/1994WO1994009888A1 Cross-flow microfiltration process
05/11/1994EP0596712A1 Magnesium hydroxide revovery
05/11/1994EP0596485A1 Electrochemical process for preparing alcoholates of alkaline metal and use thereof for regenaration of the catalyst in the synthesis of methylformat