Patents
Sitemap › B01 - Physical or chemical processes or apparatus in general › B01J - Chemical or physical processes, e.g. catalysis, colloid chemistry; Their relevant apparatus › B01J 47 - Ion-exchange processes in general; Apparatus therefor
Patents for B01J 47 - Ion-exchange processes in general; Apparatus therefor (4,635)
05/1982
05/25/1982US4331541 Fiber-supported ion exchanger
05/25/1982CA1124416A1 Cyclic operation of a bed of mixed ion exchange resins
05/18/1982CA1123751A1 Centrifugal method and apparatus for processing fluid materials
05/12/1982EP0051456A1 Method for regenerating powdery ion-exchange resins
05/11/1982US4329435 Novel fluorinated copolymer with tridihydro fluorosulfonyl fluoride pendant groups and preparation thereof
05/11/1982US4329225 Mixed bed deionizer
05/05/1982EP0050813A1 Counter-current adsorption filter for treating liquids and process for its operation
05/05/1982EP0050640A1 Process and equipment for the performance of recipitate forming reactions by using an ion-exchange auxiliary phase
04/1982
04/27/1982US4326961 Magnesium aluminate anion exchangers
04/21/1982EP0049751A1 Process for treating liquids with ion exchangers
04/20/1982US4326046 Process for producing modified polytetrafluoroethylene
03/1982
03/31/1982EP0048286A1 Process of preparing homogeneous resin-polyiodide disinfectants
03/30/1982CA1120867A1 Two layer wound-on-core medium filter element
03/23/1982US4321144 Process for producing fully desalted process water
03/23/1982CA1120647A1 Flocs for filtration and deionization prepared from cationic and anionic emulsion ion exchange resins
03/16/1982US4319999 Granular material trap
03/16/1982US4319929 Simulated countercurrent sorption process employing ion exchange resins with periodic backflushing
03/16/1982US4319605 Pressure equalization means
03/09/1982US4319015 Used as separators in ion exchange resin filters
03/03/1982EP0046504A1 Crystalline metal-silicate zeolite ZBM-30 and method of preparing it
02/1982
02/23/1982US4316790 Cylinder with areas of different permeabilities
02/23/1982US4316789 Cylinder with differential permeabilities
02/17/1982EP0045824A1 Ion exchange material, its preparation and use
02/17/1982EP0045823A1 Fibrous ion exchange materials, their production and use
02/09/1982US4314905 Columnar fine mesh magnetized ion exchange resin system
02/09/1982CA1117716A1 Anionic membranes
02/02/1982US4313832 Method for treatment of aqueous solutions with ion exchange fibers
01/1982
01/27/1982EP0044324A1 Method for the separation of low molecular-weight aromatic compounds
01/26/1982US4312956 Filtration and deionization prepared from cationic and anionic emulsion ion exchange resins
01/19/1982US4311812 Borane reducing resins
01/19/1982US4311811 Borane reducing resins
01/19/1982CA1116761A1 Device for complete desalination of water
01/13/1982EP0043759A1 Hydrophilic substrate for sorbing heavy metals and method for making such substrate
01/05/1982US4309290 Magnetically supported particle matrix for accumulating or affecting substances dissolved or finally dispersed in liquids or gas
12/1981
12/30/1981EP0042804A2 Cation-exchange membrane, process for manufacturing it and its use as solid electrolyte
12/22/1981CA1114967A1 High capacity folded moving bed ion exchange apparatus and method for treating phosphoric acid
12/16/1981EP0041734A1 Improved composite ion exchange membranes
12/16/1981EP0041732A1 Electrolytic cell having an improved ion exchange membrane and process for operating
12/15/1981CA1114547A1 Borane reducing resins
12/15/1981CA1114114A1 Process for producing cation exchange membrane
12/02/1981EP0040940A2 The production of ion exchange resins, the resins so produced and ion exchange processes using them
12/01/1981US4303521 Column for the treatment of a liquid by means of a particulate material
12/01/1981US4303512 Apparatus for indicating the loading on an ion exchanger with respect to a specific metal or group of metals
11/1981
11/24/1981US4302677 Control arrangement for fluid sterilizing apparatus
11/24/1981US4302548 Differing functionalities and hydraulic densities
11/24/1981CA1113021A1 Filtering in tower filter with reversed water jet filter regeneration
11/24/1981CA1112820A1 Melt processing of fluorinated polymers
11/18/1981EP0039897A1 Improved process for fusion bonding of fluorocarbon type polymers
11/10/1981CA1112379A1 Chromate ion removal from aqueous chlorate solutions
11/03/1981US4298698 Method for manufacture of ion-exchange graft membrane
11/03/1981US4298466 Apparatus and method for visually monitoring an ion exchange fluidized bed
10/1981
10/29/1981WO1981003016A1 Process and equipment for the performance of precipitate forming reactions by using an ion-exchange auxiliary phase
10/20/1981US4295952 Sulfonated styrene-divinylbenzene-vinylpyridine terpolymer ion exchange resin
10/13/1981US4294933 Silane-modified polyolefin resin
10/13/1981US4294699 Filtration
10/06/1981US4293423 Process and apparatus for ion exchange by use of thermally regenerable resin
10/06/1981US4293346 Simulated countercurrent sorption process employing ion exchange resins with backflushing
09/1981
09/22/1981US4291001 Using an ion exchange resin, aluminate composite
09/08/1981US4288574 Fluorinated phenoxypropyl vinyl ether polymer
09/08/1981CA1108515A1 Resin and method for removing antimicrobials from body fluids
09/01/1981CA1108235A1 End point quality control light circuit
08/1981
08/25/1981CA1107481A1 Flow distributor for fluid bed biological reactor
08/18/1981US4284511 Process for using magnetically ballasted sorbents
08/18/1981CA1107119A1 Functional proteins
08/06/1981WO1981002113A1 Method for the separation of low molecular-weight aromatic compounds
08/04/1981US4282162 Recovery of fluorinated emulsifying acids from basic anion exchangers
07/1981
07/29/1981EP0032563A1 A process for increasing the lithium content obtained from lithium solutions using lithium aluminates/resin composites
07/28/1981US4280912 Sterilization
07/28/1981US4280904 High capacity folded moving bed ion exchange apparatus and method for treating phosphoric acid
07/21/1981US4279755 Absorbed particles settle to bottom of column
07/07/1981US4277626 Method for the isolation of vanillin from lignin in alkaline solutions
07/07/1981US4277332 Water purifier
06/1981
06/30/1981US4276177 High efficiency filtration with impurity concentration and ultrafiltration rejection flow recirculation
06/30/1981CA1104275A1 Liquid treatment apparatus
06/24/1981EP0030697A1 Counter-current process for the treatment of liquids with ion-exchange materials and ion-exchange filter for carrying out the process
06/16/1981CA1102971A1 Method of improving characteristic of cation-exchange membrane
06/10/1981EP0030115A2 Process for producing modified polytetrafluoroethylene
05/1981
05/26/1981US4269716 Withdrawal of slurry of regenerated resin and wash water; circulating to bottom of main column; reduced volumes
05/26/1981US4269707 Apparatus and method
05/06/1981EP0028161A1 Fluorinated phenolic polymer and process for its preparation
05/05/1981CA1100439A1 Combination ion exchange and electrodialysis fluid purification apparatus
05/05/1981CA1100435A1 Electrolysis using membrane of fluorocarbon polymer with pendant carboxylic acid groups
04/1981
04/29/1981EP0027768A1 Acid-type ion exchange resins, their preparation, their use as medicines and compositions containing them
04/28/1981US4264676 Process for preparing superfine ion-exchange fibers
04/28/1981US4264439 By classification with a fluid in the presence of an inert solid material
04/28/1981CA1100241A1 Removal of bacteria
04/21/1981US4263180 Method for occluding sequestering agents in filamentary structure, occluded sequestering agents thus obtained and their applications
04/21/1981US4263147 Treatment process
04/21/1981US4263145 Recovery of ammonia or amine from a cation exchange resin
04/21/1981CA1099708A1 Cellulosic ion exchange fibers and preparing method thereof
04/08/1981EP0026574A1 The production of powdered resin and the powdered resin so produced
03/1981
03/31/1981US4259226 Ion exchange membrane for electrolysis of sodium chloride
03/25/1981EP0025644A1 Fluorinated polymer cation exchange membrane for electrolysis, process for its preparation and process for electrolysing an aqueous solution of an alkali metal chloride
03/24/1981US4257989 Humidifier
03/17/1981CA1097542A1 Bipolar membranes and method
03/10/1981CA1097211A1 Process for recovering uranium and other base metals
02/1981
02/24/1981US4252905 Method of preparing a mixture of ion exchange resins
02/24/1981US4252644 High performance ion exchange composition and the removal and separation of ions therewith
02/24/1981US4252277 Fluid distributor for fixed bed ion exchange system
02/17/1981US4251374 Interchangeable filter apparatus
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