| 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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| 11/17/1988 | EP0290691A1 Fluid separation module |
| 11/15/1988 | US4784772 Ion exchanging, polyether ketone polymers |
| 11/15/1988 | US4784771 Method and apparatus for purifying fluids |
| 11/03/1988 | WO1988008324A1 Quick-change filter cartridge and head therefor |
| 11/01/1988 | US4781830 Elongated housing, annular adaptor, and end cap for sealing; corrosion resistance |
| 10/27/1988 | DE3711695A1 Distribution cap for a device for the extracorporal treatment of blood or its components |
| 10/26/1988 | EP0288030A1 Improved outerwrap for hollow fiber membrane separation device |
| 10/25/1988 | US4780202 Filtering unit using a diaphragm between a pair of opposite grooved backing surfaces |
| 10/12/1988 | EP0286090A1 Improved composite separation membranes and the preparation and use thereof |
| 10/04/1988 | US4775471 Hollow fiber filter device |
| 10/04/1988 | US4775470 Diaphragm with magnet |
| 09/27/1988 | US4774039 Pore size |
| 09/27/1988 | US4774002 Filtration, cleaning, cementation |
| 09/14/1988 | EP0282045A1 Tapered, spirally wound filter cartridge and method of making the same |
| 09/13/1988 | US4770776 Membrane bag, a winding module made from a membrane bag and a method of producing a membrane bag |
| 09/13/1988 | CA1241913A1 Method of maintaining adequate seed crystal in preferential precipitation systems |
| 09/07/1988 | WO1988006475A1 Method and apparatus for treating fluids containing foreign materials by membrane filter equipment |
| 09/07/1988 | EP0280717A1 Cleaning of hollow fibre filters |
| 09/06/1988 | US4769150 Method and apparatus for plasmapheresis by reciprocatory pulsatile filtration |
| 09/01/1988 | DE3805361A1 Integral filter for fluids made of a plurality of filter elements stacked one inside the other having different retention capacities and housing therefor |
| 08/31/1988 | EP0279847A1 Retractor for permeator or filter module |
| 08/31/1988 | EP0224539B1 Separation method and device by electro-ultrafiltration |
| 08/30/1988 | US4767539 Pressurized gas |
| 08/30/1988 | US4767538 Washing of semipermeable membrane |
| 08/30/1988 | US4767531 Handle for withdrawing from housing without special tools |
| 08/30/1988 | US4767422 Repairing defects by post-treatment with volatile solvent and additives |
| 08/24/1988 | CN87104698A Porous polyamines |
| 08/23/1988 | US4765906 Filter support having two plies connected together at parallel; flexible |
| 08/09/1988 | US4762624 Apparatus and method for filtration and concentration of suspension |
| 08/09/1988 | CA1240272A1 Electrolyte stabilization of latices |
| 08/03/1988 | EP0276352A1 Apparatus and method for filtration and concentration of suspension |
| 08/02/1988 | US4761230 Small volume tangential flow filtration apparatus |
| 07/28/1988 | DE3740211A1 Method for reprocessing contaminated alkaline barrel-finishing waters of barrel-finishing plants |
| 07/26/1988 | US4759835 Increasing pressure within electrode to expand outwardly membrane wall to seperate cake from wall, removal without scraping the surface of membrane |
| 07/19/1988 | US4758341 Membrane separation device |
| 07/19/1988 | US4758320 Filtering pressurized solution |
| 07/14/1988 | DE3644809A1 Method and device for regenerating haemodialysers |
| 07/12/1988 | US4756875 Casing containing polyethylene hollow fibers having sponge-like mesh structure |
| 07/05/1988 | US4755300 Locating facing surfaces of filter coaxially, mounting semiporous membrane on one surface, increasing gap size, adding fluid suspension, rotating one surface coaxially, controlling speed for constant shear stress |
| 06/29/1988 | EP0272632A2 Flow control manifold for cross-flow membrane apparatus |
| 06/28/1988 | US4753733 Plasmapheresis method and apparatus for overcoming membrane fouling |
| 06/16/1988 | WO1988004318A1 Bioreactor and use thereof |
| 06/16/1988 | WO1988004184A1 Particle separation |
| 06/08/1988 | EP0270051A2 Method of assembly of a unit of ceramic separating elements, and unit obtained by this method |
| 06/02/1988 | WO1988003830A1 Membrane module |
| 06/02/1988 | WO1988003829A1 Arrangement in membrane filter |
| 06/01/1988 | EP0269444A2 Apparatus and method for mass transfer involving biological/pharmaceutical media |
| 06/01/1988 | EP0269213A2 Method and apparatus for forming a package of plural separable fibers, and the package of fibers thus formed |
| 06/01/1988 | DE3639932A1 Membranmodul Membrane module |
| 05/31/1988 | US4748288 Process for the separation of solvents from hydrocarbons dissolved in the solvents |
| 05/31/1988 | US4747946 Outer cylinder and apcurality of water permeable nonwoven fabric pipes |
| 05/31/1988 | US4747920 Solid-liquid separation process for fine particle suspensions by an electric and ultrasonic field |
| 05/31/1988 | CA1237260A1 Hollow fiber membrane for dialysis |
| 05/24/1988 | US4746430 Fluid separation module |
| 05/24/1988 | CA1236960A1 Method for sterilizing artificial organs and apparatus used therefor |
| 05/19/1988 | DE3736711A1 Dialysatzubereitungseinrichtung Dialysatzubereitungseinrichtung |
| 05/17/1988 | US4744900 Reverse osmosis membrane container |
| 05/17/1988 | US4744240 Method for determining the bubble point or the largest pore of membranes or of filter materials |
| 05/10/1988 | US4743372 Ultrafiltration membrane cartridge separation system |
| 05/04/1988 | EP0266204A2 Pressure dependent anisotropic transport membrane system |
| 05/03/1988 | US4741823 Flow control manifold for cross-flow membrane system |
| 04/27/1988 | EP0264594A2 Device for the support of a metallic microfilter foil |
| 04/26/1988 | US4740312 Method of regenerating a separation means for a liquid medium containing undissolved constituents |
| 04/26/1988 | US4740308 Reacting inorganic peroxide and alkali or alkaline metal hypohalite on surface |
| 04/21/1988 | WO1988002651A1 Flushing of desalinating apparatus equipped with reverse osmotic membrane module, and apparatus therefor |
| 04/05/1988 | US4735726 Plasmapheresis by reciprocatory pulsatile filtration |
| 04/05/1988 | US4735716 Quick-change filter cartridge and head therefor |
| 03/23/1988 | EP0260587A2 Solutions of fluoropolymers and their use |
| 03/10/1988 | WO1988001530A1 Retractor for permeator or filter module |
| 03/10/1988 | WO1988001529A1 Cleaning of hollow fibre filters |
| 03/08/1988 | US4729829 Hollow fiber plasmapheresis module |
| 02/18/1988 | DE3626498A1 Method for preventing the formation of secondary membranes in ultrafiltration, especially of milk |
| 02/17/1988 | CN86104921A Variable volume filter of conventrator |
| 02/10/1988 | EP0255669A1 Process and installation for the dip-coating of objects with liquid coatings and subsequent rinsing using an ultrafiltrate |
| 02/02/1988 | US4722128 Loading tool |
| 01/28/1988 | WO1988000494A1 Cleaning of filters |
| 01/27/1988 | EP0254303A2 Dehydration method and dehydration system |
| 01/27/1988 | EP0253945A1 Membrane bag, wound module made from such a membrane bag as well as a process for manufacturing the same |
| 01/20/1988 | CN87104231A Ultrafiltration apparatus |
| 01/20/1988 | CN87102881A Method for removal of monovalent ions from znso4 electrolyte by electrodialysis |
| 01/07/1988 | EP0250666A1 Process for selective dialysis using polymeric affinity adsorbents and size selective membranes |
| 12/29/1987 | US4715939 Zinc sulfate, semipermeable ion exchange membranes |
| 12/23/1987 | EP0250019A2 Device for making potable water |
| 12/22/1987 | US4713975 Dense star polymers for calibrating/characterizing sub-micron apertures |
| 12/17/1987 | WO1987007525A1 Ultrafiltration apparatus |
| 12/16/1987 | CN87103201A Apparatus for separating cell suspension |
| 12/09/1987 | EP0248218A2 Method for determining the bubble point or the largest pore of membranes or filter materials |
| 12/08/1987 | US4711121 Method and equipment for detecting pinholes of hollow filament |
| 12/03/1987 | DE3725445A1 Test cell for membrane processes |
| 12/02/1987 | EP0247713A1 Method for the purification of zinc sulphate electrolyte |
| 12/02/1987 | EP0247629A2 Process for calibrating/characterizing sub-micron apertures |
| 12/02/1987 | EP0247358A2 Copolymeric and amphiphilic and polyimide precursor, process for preparing the same and thin film |
| 12/01/1987 | US4709831 Threaded end enclosure |
| 11/24/1987 | US4708801 Reverse flow to unplug |
| 11/24/1987 | US4708790 Ultrafiltration system with regeneration control |
| 11/19/1987 | EP0246036A1 Filtration system |
| 11/19/1987 | EP0245715A2 Apparatus for the treatment of liquids containing impurities, residues and/or ageing products |
| 11/17/1987 | US4707261 Fabrics/non-woven/, pipes, fillers, resins, coatings, seals |
| 10/29/1987 | DE3708734A1 Process for operating a filter plant which is impinged with media heated to different temperatures for ultrafiltration and microfiltration by the cross-flow principle and filter plant for carrying out the process |
| 10/29/1987 | DE3708733A1 Clamping drive for a filter plant for ultrafiltration and microfiltration having filter elements constructed and operated according to the cross-flow principle |