| 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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| 12/23/2004 | US20040256322 Separating an organic compound or a biomass and a soluble inorganic salt from an aqueous feed mixture containing insoluble inorganic compounds using an ultrafiltration or nanofiltration membrane; water removed is replaced up to an amount that can be removed without precipitation of insolubles |
| 12/23/2004 | US20040256321 Multiple-passageway device that removes fi ltrate by incorporating a filtrate conduit(s) within the monolith structure; utilizes most of its passageways by providing a low pressure drop flow path for filtrate between even the innermost passageways and an external filtrate collection zone |
| 12/23/2004 | US20040256320 Applying a pressure differential across a membrane having a feed side and a permeate side; during selected time intervals the removal of hydrocarbon permeate from the permeate side is stopped so that the pressure difference over the membrane is temporarily lowered |
| 12/23/2004 | DE10323440A1 Membran-Rohrmodul Membrane tube module |
| 12/22/2004 | EP1349640A4 Method and apparatus for treatment of drinking water |
| 12/22/2004 | EP1250184A4 Housing for a component of a water treatment system |
| 12/22/2004 | CN1555907A On line autrasonic cleaning and filtering device |
| 12/16/2004 | US20040251200 Ultrafiltration and microfiltration module and system |
| 12/16/2004 | US20040251192 Crossflow filtration system with quick dry change elements |
| 12/16/2004 | DE10322015A1 Dichtungsanordnung Seal assembly |
| 12/15/2004 | EP1115436B1 Filtration unit for a dialysis machine |
| 12/15/2004 | CN1555287A High solids module |
| 12/15/2004 | CN1554472A Stable industrial continuous membrane separating system |
| 12/14/2004 | US6830683 Filter cartridge assembly with brine seal and retaining ring |
| 12/14/2004 | US6830679 Filtration device |
| 12/09/2004 | WO2004106697A1 Apparatus and method for treating injection fluid |
| 12/09/2004 | US20040249232 Continuous process to separate colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture |
| 12/09/2004 | US20040245174 Element of hollow fiber membranes bent in a U-shape and a potting material for binding both ends of the membranes to maintain open states, detachably installed in a cylindrical case so that a fluid-tight state is maintained between the primary side and the secondary side of the membranes. |
| 12/09/2004 | US20040244583 Method for curing defects in the fabrication of a composite gas separation module |
| 12/09/2004 | CA2533560A1 Apparatus and method for treating injection fluid |
| 12/08/2004 | CN1178738C Hollow fibre restraining system |
| 12/07/2004 | US6829551 Test device for filter systems, method for testing filter systems, and computer program therefor |
| 12/07/2004 | CA2172412C Methods for reprocessing dialyzers |
| 12/02/2004 | WO2004103535A1 Composite fluid separation membrane module |
| 12/02/2004 | WO2004103534A1 Filtration module |
| 12/02/2004 | WO2004103533A1 Device for the separation of a fluid into at least two fractions, using a plurality of membrane filters, and use thereof |
| 12/02/2004 | WO2004103531A1 Membrane pipe module |
| 12/02/2004 | US20040240137 Microarray device |
| 12/02/2004 | US20040238442 High solids module |
| 12/02/2004 | US20040238432 Membrane filtration module with adjustable header spacing |
| 12/02/2004 | US20040238431 Simple, reliable configuration; collar and locking formation preventing axial withdrawal of submodule; reduced maintenance |
| 12/02/2004 | US20040238423 One-piece manifold for a reverse osmosis system |
| 12/02/2004 | US20040237654 Method and device for controlling the integrity of membrane filtration units |
| 12/02/2004 | CA2526706A1 Membrane pipe module |
| 12/01/2004 | EP1480734A2 Device for the preparation and separation of especially biologically organic flow media |
| 12/01/2004 | CN1551856A Water-clean cartridge, water-cleaner, and washing method of water-cleaner |
| 12/01/2004 | CN1551796A Method of cleaning membrane modules |
| 11/30/2004 | US6824688 Filtration of blood to remove leukocytes using a filter of a membrane structure extending between first and second skin susrfaces having intersecting cells of a range of diameters to alternate the direction of flow; side effect reduction |
| 11/30/2004 | US6824679 Hollow fiber separation module and methods for manufacturing same |
| 11/25/2004 | WO2004101120A1 Hollow fiber membrane module and method for making thereof |
| 11/25/2004 | US20040232076 Aerating a membrane module immersed in a liquid byflowing air below the membrane module, the flow alternating between a higher flow rate and a lower flow rate in repeated cycles of from greater than 120 seconds to less than 300 seconds in duration; aeration source may be a jet or perforated sheet |
| 11/25/2004 | US20040232075 Microfiltration device and method for washing and concentrating solid particles |
| 11/25/2004 | US20040232062 Bundle of hollow fibres for a device for extracorporeal treatment of blood and plasma, and process for its production |
| 11/24/2004 | EP1479426A1 Filter device and method for indicating the condition of the filter element |
| 11/24/2004 | EP0897319B1 Filter device and use of the device |
| 11/24/2004 | CN1548219A Operation method of externally pressurized hollow fiber membrane separator |
| 11/24/2004 | CN1176739C 过滤装置 Filtration device |
| 11/23/2004 | US6821430 Desalting; water permeability; separation; polyamide skin layer in contact with aqueous bromide solution |
| 11/23/2004 | US6821428 Method of monitoring membrane separation processes |
| 11/23/2004 | US6821420 Apparatus and method for cleaning membrane filtration modules |
| 11/18/2004 | WO2004098754A1 Membrane plate and filter element |
| 11/18/2004 | WO2004021485A3 Method and apparatus for transferring thin films from a source position to a target position |
| 11/18/2004 | US20040229027 Laminated zeolite composite and method for production thereof |
| 11/18/2004 | US20040226919 Method and system for resistance seam welding of a foil and at least one foil support of a fuel cell system |
| 11/18/2004 | US20040226887 High percentage recovery method for purifying microemulsions |
| 11/18/2004 | US20040226886 Fluid separation membrane module |
| 11/18/2004 | US20040226877 Feed spacers for filtration membrane modules |
| 11/18/2004 | US20040226875 Filtration module |
| 11/18/2004 | US20040226872 Apparatus for the purification of water |
| 11/18/2004 | CA2525182A1 Membrane plate and filter element |
| 11/17/2004 | CN2656401Y Automatic on-line detecting device for hollow fibre separation membrance |
| 11/11/2004 | WO2004096715A1 Device for the electrolytic and oxidative treatment of wastewaters, conducting filtration membranes used therefor, production thereof, and method for the treatment of wastewaters by means of said installation and/or said filtration membranes |
| 11/11/2004 | US20040222158 Nanofiltration system for water softening with internally staged spiral wound modules |
| 11/11/2004 | US20040221722 Ion transport membrane isolation device |
| 11/11/2004 | DE10319044A1 Vorrichtung zur elektrolytischen und oxidativen Behandlung von Abwässern, hierbei eingesetzte Filtrationsmembranen, deren Herstellung sowie Verfahren zur Behandlung von Abwässern mittels dieser Anlage und/oder dieser Filtrationsmembranen Apparatus for the electrolytic treatment of waste water and oxidative, filtration membranes used in this case, their preparation as well as methods for the treatment of waste water by means of this system and / or the filtration membranes |
| 11/11/2004 | DE10317683A1 Assembly to give clean drinking water, e.g. from a well and the like, has a nano filtration stage where the concentrate passes through phosphate precipitation before discharge directly into a body of water |
| 11/10/2004 | EP1475142A1 Membrane plate and filter comprising the same |
| 11/10/2004 | EP1474238A1 Frit material for multilayer microfluidic separation devices |
| 11/10/2004 | CN1544133A Method for improving operating performance of intake filtration and reverse osmosis process utilizing magnetization pretreatment |
| 11/10/2004 | CN1544132A Disposable membrane module with low-dead volume |
| 11/10/2004 | CN1174791C Method for removing removed substance from fluid |
| 11/09/2004 | US6814861 Ultrafiltration and microfiltration module and system |
| 11/09/2004 | US6814859 Frit material and bonding method for microfluidic separation devices |
| 11/09/2004 | US6814780 Hollow fiber membrane gas separation cartridge and gas purification assembly |
| 11/04/2004 | WO2004094047A1 Body fluid treating device of hollow fiber membrane type |
| 11/04/2004 | WO2004094046A1 External pressure hollow fibre membrane separation system |
| 11/04/2004 | WO2004094027A2 Microfiltration and/or ultrafiltration process for recovery of target molecules from polydisperse liquids |
| 11/04/2004 | WO2004086554A3 Method and apparatus for manufacturing filters |
| 11/04/2004 | US20040219061 Membrane apparatus with enhanced mass transfer, heat transfer and pumping capabilities via active mixing |
| 11/04/2004 | US20040217059 incorporating automated equipment for transferring the container having fluid to be filtered to the piercing point for entry into the filtration cell |
| 11/04/2004 | US20040217058 Single stage waste water pretreatment system; antifouling; reducing cost and plant space |
| 11/04/2004 | US20040217053 Method of cleaning membrane modules |
| 11/04/2004 | US20040217052 Biofilm reduction in crossflow filtration systems |
| 11/04/2004 | DE202004010915U1 Automatic flushing unit comprises valve with sealing member and membrane module with tubular membranes |
| 11/04/2004 | DE10317853A1 Filtrationsmodul Filtration module |
| 11/03/2004 | EP1473074A1 Catchment header and membrane module unit |
| 11/03/2004 | EP1183212A4 Reverse osmosis system with biological contamination prevention |
| 11/03/2004 | CN1543438A Water supply system and water supply method |
| 11/03/2004 | CN1541757A E-Fenton oxidation technique of dirty blocking agent in reverse osmosis concentrating liquid |
| 11/02/2004 | US6811713 Fluid flow through cyclone filter and distribution channel formed between ring and cylindrical chamber; flowing through pluralit of grooves in the ring; spiraling down a downward annulus |
| 11/02/2004 | US6811709 Method and apparatus for mixing fluids, separating fluids, and separating solids from fluids |
| 11/02/2004 | US6811699 Method and apparatus for mixing fluids, separating fluids, and separating solids from fluids |
| 11/02/2004 | US6811690 Method and apparatus for mixing fluids, separating fluids, and separating solids from fluids |
| 10/28/2004 | WO2004092308A1 Process to separate colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture |
| 10/28/2004 | WO2004091755A1 Plate filtration module |
| 10/28/2004 | US20040211054 Microfluidic systems with embedded materials and structures and method thereof |
| 10/28/2004 | CA2522241A1 Process to separate colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture |
| 10/27/2004 | EP1469934A2 Spiraled surface hollow fiber membranes |
| 10/27/2004 | EP1469929A2 Convoluted surface hollow fiber membranes |
| 10/27/2004 | CN1539547A Separator system of hollow-fibre membrane in extermal pressure |