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BE523563A - - Google Patents

Info

Publication number
BE523563A
BE523563A BE523563DA BE523563A BE 523563 A BE523563 A BE 523563A BE 523563D A BE523563D A BE 523563DA BE 523563 A BE523563 A BE 523563A
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 BE523563A publication Critical patent/BE523563A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
    • C01B33/141—Preparation of hydrosols or aqueous dispersions
    • C01B33/142—Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates
    • C01B33/143—Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates of aqueous solutions of silicates
    • C01B33/1435—Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates of aqueous solutions of silicates using ion exchangers
    • 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
    • B01D61/44—Ion-selective electrodialysis
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/48—Sulfur dioxide; Sulfurous acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
BE523563D 1952-10-17 BE523563A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US315243A US2921005A (en) 1952-10-17 1952-10-17 Electrolytic conversions with permselective membranes

Publications (1)

Publication Number Publication Date
BE523563A true BE523563A (en)

Family

ID=23223516

Family Applications (1)

Application Number Title Priority Date Filing Date
BE523563D BE523563A (en) 1952-10-17

Country Status (7)

Country Link
US (1) US2921005A (en)
BE (1) BE523563A (en)
CH (1) CH327721A (en)
DE (1) DE1054068B (en)
FR (1) FR1084927A (en)
GB (1) GB767103A (en)
NL (1) NL82530C (en)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3247133A (en) * 1956-06-18 1966-04-19 American Mach & Foundry Method of forming graft copolymer ion exchange membranes
US3330749A (en) * 1958-02-11 1967-07-11 Takeda Chemical Industries Ltd Process for treating amino acid solution
US3220941A (en) * 1960-08-03 1965-11-30 Hooker Chemical Corp Method for electrolysis
US3113911A (en) * 1960-09-06 1963-12-10 Armour Pharma Process of preparing aluminum chlorhydroxides and aluminum hydroxide
NL269837A (en) * 1960-10-04
US3193480A (en) * 1963-02-01 1965-07-06 Monsanto Co Adiponitrile process
US3105023A (en) * 1961-03-14 1963-09-24 Standard Oil Co Electrochemical manufacture of cyanogen halides
US3433726A (en) * 1962-06-08 1969-03-18 Ionics Method and apparatus for treating liquid milk products
US3335079A (en) * 1962-11-19 1967-08-08 American Mach & Foundry Electrodialysis apparatus including vertically suspended ion exchange membranes
US3250392A (en) * 1964-02-17 1966-05-10 Honeywell Inc Water softener system control apparatus
US3395087A (en) * 1964-06-09 1968-07-30 Sulphite Products Corp Electrodialysis cell
OA02233A (en) * 1965-07-01 1970-05-05 Ch Gervais S A Improvements made to the manufacture of cheese doughs and milk curds.
US3411998A (en) * 1966-04-06 1968-11-19 Gen Dynamics Corp Process for reclaiming spent alkali metal carboxylate solutions
US3776530A (en) * 1971-03-25 1973-12-04 Lau Inc Electrodialytic demineralizing unit for humidification purposes
US3964985A (en) * 1974-10-29 1976-06-22 Ionics, Incorporated Electrodialysis apparatus and process for ion modification
FR2434872A1 (en) * 1978-08-30 1980-03-28 Air Liquide PROCESS FOR THE PREPARATION OF PEROXYDISULFATE OF ALKALINE METALS AND AMMONIUM
DE2947789C2 (en) 1979-11-28 1981-10-15 Kernforschungsanlage Jülich GmbH, 5170 Jülich Process for the electrolytic production of hydrogen and a suitable electrolytic cell
FR2476077A1 (en) * 1980-02-19 1981-08-21 Rhone Poulenc Ind NEW PROCESS FOR THE PREPARATION OF METHIONINE
US4391841A (en) * 1980-03-28 1983-07-05 Kollmorgen Technologies Corporation Passivation of metallic equipment surfaces in electroless copper deposition processes
DE3126860A1 (en) * 1981-07-08 1983-01-27 BIOTRONIK Wissenschaftliche Geräte GmbH, 6000 Frankfurt METHOD AND DEVICE FOR QUANTITATIVELY DETERMINING CATIONS OR ANIONS BY ION CHROMATOGRAPHY
US4684453A (en) * 1984-10-26 1987-08-04 Vaughan Daniel J Purification of dye baths
US4566956A (en) * 1984-12-07 1986-01-28 The Dow Chemical Company Electrochemical conversion of soluble salts of insoluble acids to their acid form
EP0184381B1 (en) * 1984-12-07 1989-05-31 The Dow Chemical Company Electrochemical process and cell
US4652350A (en) * 1984-12-07 1987-03-24 The Dow Chemical Company Electrochemical process
JPS61261488A (en) * 1985-05-15 1986-11-19 Musashino Kagaku Kenkyusho:Kk Electrolyzing method for alkaline metallic salt of amino acid
DE3542861A1 (en) * 1985-12-04 1987-06-11 Huels Chemische Werke Ag METHOD FOR OBTAINING L-APPLE ACID
CA1337562C (en) * 1989-04-14 1995-11-14 Daniel A. D. Boateng Method for separating dissolved species by electrodialysis
US4985127A (en) * 1989-12-29 1991-01-15 Vaughan Daniel J Electrodialytic conversion of multivalent metal salts using sulfonate ions
US5310465A (en) * 1990-06-14 1994-05-10 Vaughan Daniel J Electrodialytic oxydation-reduction of metals
US6140428A (en) * 1992-06-17 2000-10-31 Basf Aktiengesellschaft Simultaneous production of dicarboxylic acids and diamines by splitting polyamides into their monomeric constituents
DE4342668A1 (en) * 1993-12-15 1995-06-22 Basf Ag Process for the recovery of carboxylic acids from their salts
CN105087677A (en) * 2014-04-21 2015-11-25 怀来县长城生物化学工程有限公司 D-(-)-tartaric acid clean production process based on bipolar membrane electroosmosis technology
CN105087676A (en) * 2014-04-21 2015-11-25 怀来县长城生物化学工程有限公司 L-(+)-tartaric acid clean production process based on bipolar membrane electroosmosis technology

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2592686A (en) * 1952-04-15 Electrolytic production of fatty
US634271A (en) * 1898-01-21 1899-10-03 Henri Plater-Syberg Process of extracting acetic acid from alkaline acetates.
US2033732A (en) * 1934-08-27 1936-03-10 Firm Hanseatische Muhlenwerke Process for the working up of soaps
US2636852A (en) * 1949-07-09 1953-04-28 Ionics Method of electrodialyzing aqueous solutions and apparatus therefor
NL96474C (en) * 1949-07-09
NL96481C (en) * 1950-07-21

Also Published As

Publication number Publication date
NL82530C (en)
US2921005A (en) 1960-01-12
FR1084927A (en) 1955-01-25
CH327721A (en) 1958-02-15
DE1054068B (en) 1959-04-02
GB767103A (en) 1957-01-30

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