BE524792A - - Google Patents

Info

Publication number
BE524792A
BE524792A BE524792DA BE524792A BE 524792 A BE524792 A BE 524792A BE 524792D A BE524792D A BE 524792DA BE 524792 A BE524792 A BE 524792A
Authority
BE
Belgium
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of BE524792A publication Critical patent/BE524792A/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/422—Electrodialysis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/28—Polymers of vinyl aromatic compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/28—Polymers of vinyl aromatic compounds
    • B01D71/281—Polystyrene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
    • B01D71/82—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74 characterised by the presence of specified groups, e.g. introduced by chemical after-treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
BE524792D 1952-12-12 BE524792A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US325686A US2723229A (en) 1952-12-12 1952-12-12 Electrolytic process for the separation of ions of amphoteric and non-amphoteric metals

Publications (1)

Publication Number Publication Date
BE524792A true BE524792A (de)

Family

ID=23268968

Family Applications (1)

Application Number Title Priority Date Filing Date
BE524792D BE524792A (de) 1952-12-12

Country Status (7)

Country Link
US (1) US2723229A (de)
BE (1) BE524792A (de)
CH (1) CH327709A (de)
DE (1) DE1071669B (de)
FR (1) FR1089388A (de)
GB (1) GB757928A (de)
NL (1) NL82830C (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3004909A (en) * 1955-06-08 1961-10-17 Nalco Chemical Co Electropositive selective permeable membrane and method of production
US2814592A (en) * 1956-11-23 1957-11-26 Sylvania Electric Prod Processes for purifying inorganic materials
US2954336A (en) * 1957-07-30 1960-09-27 Standard Oil Co Universal titrating agent generator
US3017338A (en) * 1958-03-03 1962-01-16 Diamond Alkali Co Electrolytic process and apparatus
BE594986A (de) * 1959-09-28
US3038844A (en) * 1961-01-24 1962-06-12 William H Webb Separations by electrodialysis
US3305463A (en) * 1962-03-16 1967-02-21 Pittsburgh Plate Glass Co Electrolytic production of dichromates
US3438879A (en) * 1967-07-31 1969-04-15 Hooker Chemical Corp Protection of permselective diaphragm during electrolysis
JPS4926439B1 (de) * 1970-09-24 1974-07-09
GB1481663A (en) * 1975-01-09 1977-08-03 Parel S Electrowinning of metals
JPS5214584A (en) * 1975-07-25 1977-02-03 Asahi Glass Co Ltd Electrodialysis method of a base-containing solution
DE2743820C3 (de) * 1977-09-29 1981-10-22 Kernforschungsanlage Jülich GmbH, 5170 Jülich Anwendung eines Verfahrens zum elektrochemischen Umsetzen von in einer Elektrolytlösung befindlichen Stoffen beim Schwefelsäure-Hybrid-Prozeß
US4234393A (en) * 1979-04-18 1980-11-18 Amax Inc. Membrane process for separating contaminant anions from aqueous solutions of valuable metal anions
AT383372B (de) * 1985-07-24 1987-06-25 Oegussa Elektrolytisches silberraffinationsverfahren
US5141610A (en) * 1988-04-19 1992-08-25 Vaughan Daniel J Electrodialytic process for restoring sodium hydroxide etchants for aluminum
DE4009410A1 (de) * 1990-03-23 1991-09-26 Basf Ag Verfahren zur elektrochemischen spaltung von alkali sulfaten
US5198085A (en) * 1990-04-12 1993-03-30 Vaughan Daniel J Restoration of alkali hydroxide etchants of aluminum
US5876590A (en) * 1996-12-23 1999-03-02 The Scientific Ecology Group Inc. Electrochemical leaching of soil

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL96474C (de) * 1949-07-09
US2636852A (en) * 1949-07-09 1953-04-28 Ionics Method of electrodialyzing aqueous solutions and apparatus therefor

Also Published As

Publication number Publication date
CH327709A (fr) 1958-02-15
US2723229A (en) 1955-11-08
NL82830C (de)
GB757928A (en) 1956-09-26
FR1089388A (fr) 1955-03-16
DE1071669B (de) 1959-12-24

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