| 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) |
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| 11/27/1979 | US4176063 Water purifier system and valve |
| 11/20/1979 | US4174925 Apparatus for exchanging energy between high and low pressure systems |
| 11/15/1979 | WO1979000942A1 Apparatus and process for continuous flow isoelectric focusing |
| 11/13/1979 | US4174374 Maintaining the separation efficiency of immobilized liquid membranes in gas separation methods and apparatus |
| 11/13/1979 | CA1066222A1 Electrolytic cell including buffer, sulphate, acid, and chlorine dioxide compartments |
| 10/30/1979 | US4172779 Electrodialysis using multi-stage electrodialytic cell |
| 10/30/1979 | CA1065273A1 Removal of so2 from gases |
| 10/23/1979 | USRE30125 Liquid membrane process for the separation of aqueous mixtures |
| 10/23/1979 | CA1064830A1 Staged membrane diffusion device and membrane support |
| 09/25/1979 | CA1063038A1 Inverted osmotic action-core heating of tubular membrane |
| 09/19/1979 | EP0003959A1 Collapse-resistant corrugated filter element |
| 09/18/1979 | CA1062648A1 Liquid waste processing system |
| 09/18/1979 | CA1062413A1 Polycarbonate membranes and production thereof |
| 09/11/1979 | US4167480 Process for de-salting of water and apparatus for performing this process |
| 09/04/1979 | CA1061725A1 Device for diffusing matter between two fluids via semi-permeable diaphragms |
| 08/28/1979 | CA1061260A1 Process and treating equipment of polluted effluent by means of colloidal emulsions |
| 08/28/1979 | CA1061189A1 Method of disposing of waste water containing emulsified oil |
| 08/21/1979 | US4165288 Filtration; reverse osmosis |
| 08/21/1979 | US4165273 Device for producing deeply desalted water |
| 08/21/1979 | US4165082 Leakproof securing means for mounting a semi-permeable membrane to a support |
| 08/14/1979 | CA1060285A1 Method of treating semipermeable membranes |
| 08/07/1979 | US4163722 Universal dialyzer end cap |
| 08/07/1979 | US4163714 Separating substances with pressure-driven affinity sorption membranes |
| 08/07/1979 | CA1059923A1 Membrane separation of weak acids from aqueous streams |
| 07/31/1979 | US4162974 Deairing and recirculation systems for dialysis machines |
| 07/17/1979 | US4161447 Process for treating waste water containing radioactive substances |
| 07/17/1979 | CA1058525A1 Membrane separation of phenols from aqueous streams |
| 06/19/1979 | CA1056768A1 Coating metal anodes to decrease consumption rates |
| 06/13/1979 | EP0002422A1 Filtration device |
| 06/12/1979 | US4158034 Sterilization method and apparatus for dialysis system |
| 06/12/1979 | CA1056531A1 Water-in-oil sulphonated polymer liquid membrane formulation |
| 06/12/1979 | CA1056314A1 Accordion fold flat plate dialyzer |
| 05/29/1979 | US4156645 Multistage desalting process using low pressure |
| 05/22/1979 | US4155844 Separation process |
| 05/22/1979 | CA1054802A1 Membrane hydro-metallurgical extraction process |
| 05/15/1979 | US4154688 High pressure fluid systems |
| 05/08/1979 | CA1054069A2 Plate dialyzer |
| 05/08/1979 | CA1054068A1 Used lubricating oil regeneration through semi-permeable membrane |
| 05/08/1979 | CA1053870A2 Method for sealing a plate dialyzer |
| 04/18/1979 | EP0001407A1 Tubular filter elements with improved side seam seal |
| 04/17/1979 | US4149951 For pickling liquor, electrolytic cells with permselective microporous membrane |
| 04/17/1979 | CA1052708A1 Tubular membrane apparatus on supports for the treatment of fluids |
| 04/10/1979 | US4148708 Electrolytic cell |
| 04/10/1979 | CA1052285A1 Membrane diffusion device having inflatable member for pressurization and sealing |
| 04/10/1979 | CA1052284A1 Tubular membrane apparatus on supports for the treatment of fluids |
| 04/03/1979 | US4147622 Process for manufacturing membranes for osmotic separation |
| 04/03/1979 | US4147605 Method of producing sols by electrodialysis |
| 03/27/1979 | US4146731 Process for preparing glyoxylic acid |
| 03/27/1979 | US4146455 Process for treating whey |
| 03/20/1979 | US4145293 Precise cutoff concentrator-dialyzer device |
| 03/20/1979 | US4145270 Method of, and apparatus for drying damp basements |
| 03/13/1979 | US4144165 Medical diagnosis |
| 03/13/1979 | CA1050440A1 Filtering with constant pressure drop across medium |
| 03/13/1979 | CA1050439A1 Method and apparatus for purifying aqueous streams contaminated with organic materials |
| 03/06/1979 | US4142966 Flushing with phenol |
| 02/20/1979 | US4140815 Method of making single film, high performance bipolar membrane |
| 02/20/1979 | US4140633 Method and apparatus for determining ultrafiltration during dialysis |
| 02/08/1979 | WO1979000040A1 Mass-transfer membrane and processes using same |
| 01/30/1979 | CA1047413A1 Convolute membrane apparatus with two pass feed side-one pass permeate side flow paths |
| 01/16/1979 | CA1046457A1 Electrolytic diaphragms, and method of electrolysis using the same |
| 01/16/1979 | CA1046426A2 Plate dialyzer with asymmetrically tensioned membrane |
| 01/16/1979 | CA1046424A1 Purification process |
| 01/09/1979 | US4133764 Retaining device for apparatus having semi-permeable membranes |
| 01/02/1979 | US4132649 Gasket arrangement for purification apparatus |
| 01/02/1979 | US4132626 Clay particles |
| 12/26/1978 | US4131541 Removing coagulable substances from an aqueous medium |
| 12/19/1978 | CA1044641A1 Processes and installations for the regeneration of spent pickling solutions |
| 12/12/1978 | CA1044158A1 Plate dialyser with improved liquid feed passges |
| 12/12/1978 | CA1044157A1 Embossed support for dialyzer membrane |
| 12/05/1978 | US4128465 Caustic soad |
| 12/05/1978 | CA1043736A1 Electrolytic process for manufacturing chlorine dioxide, hydrogen peroxide, chlorine, alkali metal hydroxide and hydrogen |
| 12/05/1978 | CA1043703A1 Fractionation of proteins by electrical means |
| 11/28/1978 | US4127481 Device and method for effecting fluid interchange functions |
| 11/21/1978 | US4126529 Ferrous ion scrubbing of flue gas |
| 11/21/1978 | CA1042837A1 Ultrafiltration and electrodialysis method and apparatus |
| 11/14/1978 | US4125463 Reverse osmosis desalination apparatus and method |
| 11/14/1978 | US4125462 Cationic polyelectrolyte of poly(vinylimidazoline) bisulfate |
| 11/14/1978 | US4125461 Demulsification by centrifugation followed by strong shearing |
| 11/07/1978 | US4124488 Water purification by reverse osmosis |
| 11/07/1978 | US4124471 Controlling silica sol particle size |
| 11/07/1978 | US4124458 Mass-transfer membrane and processes using same |
| 10/31/1978 | US4123509 Pregnancy test |
| 10/31/1978 | US4123342 Ultrafiltration and electrodialysis method and apparatus |
| 10/31/1978 | US4123224 To determine hormone in urine or serum |
| 10/17/1978 | CA1040791A1 High diffusivity membranes |
| 10/17/1978 | CA1040710A1 Water quality monitor |
| 10/10/1978 | US4119581 Membrane consisting of polyquaternary amine ion exchange polymer network interpenetrating the chains of thermoplastic matrix polymer |
| 10/10/1978 | US4119511 Apparatus and method of assisting pile driving by electro-osmosis |
| 10/10/1978 | US4119408 Apparatus for maintaining the separation efficiency of immobilized liquid membranes in gas separation |
| 09/26/1978 | US4116889 Bipolar membranes and method of making same |
| 09/26/1978 | US4116841 Semipermeable membrane mass transfer apparatus having collapsed membrane about support members |
| 09/26/1978 | CA1039038A1 Process for producing a reverse osmosis module |
| 09/19/1978 | US4115514 Separation of hydrogen sulfide from gas mixture including carbon dioxide |
| 09/19/1978 | US4115274 Apparatus for desalinating water by reverse osmosis |
| 09/19/1978 | US4115233 Treatment of aqueous dispersions |
| 09/19/1978 | US4115225 Electrodialysis cell electrode reversal and anolyte recirculation system |
| 09/12/1978 | US4113625 Diffusion device |
| 09/05/1978 | US4111812 From an oil field |
| 09/05/1978 | US4111772 Process for electrodialytically controlling the alkali metal ions in a metal plating process |
| 08/29/1978 | US4110189 Electro-osmotic/phoretic process for concentrating clay |