FI902483A0 - Menetelmä alkalisulfaattipitoisten vesiliuosten asteittaista kalvoelektrolyysiä varten sekä laite menetelmän toteuttamiseksi - Google Patents

Menetelmä alkalisulfaattipitoisten vesiliuosten asteittaista kalvoelektrolyysiä varten sekä laite menetelmän toteuttamiseksi

Info

Publication number
FI902483A0
FI902483A0 FI902483A FI902483A FI902483A0 FI 902483 A0 FI902483 A0 FI 902483A0 FI 902483 A FI902483 A FI 902483A FI 902483 A FI902483 A FI 902483A FI 902483 A0 FI902483 A0 FI 902483A0
Authority
FI
Finland
Prior art keywords
chamber
electrolysis
series
solutions
stepwise
Prior art date
Application number
FI902483A
Other languages
English (en)
Swedish (sv)
Other versions
FI91286C (fi
FI91286B (fi
Inventor
Christoph Boxan
Johann Kalleitner
Original Assignee
Schmidt Heinrich
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.)
Filing date
Publication date
Application filed by Schmidt Heinrich filed Critical Schmidt Heinrich
Publication of FI902483A0 publication Critical patent/FI902483A0/fi
Application granted granted Critical
Publication of FI91286B publication Critical patent/FI91286B/fi
Publication of FI91286C publication Critical patent/FI91286C/fi

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
    • B01D61/44—Ion-selective electrodialysis
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/14—Alkali metal compounds
    • C25B1/16—Hydroxides
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/22—Inorganic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Electrochemistry (AREA)
  • Organic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
FI902483A 1989-05-22 1990-05-18 Menetelmä alkalisulfaattipitoisten vesiliuosten asteittaista kalvoelektrolyysiä varten sekä laite menetelmän toteuttamiseksi FI91286C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT122589 1989-05-22
AT1225/89A AT392487B (de) 1989-05-22 1989-05-22 Verfahren zur stufenweisen membran-elektrolyse von alkalisulfathaeltigen, waesserigen loesungen sowie vorrichtung zur durchfuehrung des verfahrens

Publications (3)

Publication Number Publication Date
FI902483A0 true FI902483A0 (fi) 1990-05-18
FI91286B FI91286B (fi) 1994-02-28
FI91286C FI91286C (fi) 1994-06-10

Family

ID=3509317

Family Applications (1)

Application Number Title Priority Date Filing Date
FI902483A FI91286C (fi) 1989-05-22 1990-05-18 Menetelmä alkalisulfaattipitoisten vesiliuosten asteittaista kalvoelektrolyysiä varten sekä laite menetelmän toteuttamiseksi

Country Status (6)

Country Link
EP (1) EP0399993B1 (fi)
AT (2) AT392487B (fi)
DE (1) DE59004972D1 (fi)
ES (1) ES2051507T3 (fi)
FI (1) FI91286C (fi)
RU (1) RU1809844C (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4108639B1 (en) * 2021-06-23 2024-08-07 Umicore Environmental-friendly process for the treatment of wastewater

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH143038A (de) * 1928-05-05 1930-10-31 Ig Farbenindustrie Ag Als Grundlage für Anstrichmittel und Kunstmassen verwendbare Auflösung eines Zelluloseäthers.
SU916601A1 (ru) * 1979-12-10 1982-03-30 Kazakhsk Khim Metall I Установка для получения серной кислоты и щелочи 1
DE3315626A1 (de) * 1983-04-29 1984-10-31 Hoechst Ag, 6230 Frankfurt Verfahren zur anreicherung von schwefelsaeure
US4536269A (en) * 1983-05-02 1985-08-20 Allied Corporation Multichamber two-compartment electrodialytic water splitter and method of using same for acidification of aqueous soluble salts

Also Published As

Publication number Publication date
EP0399993B1 (de) 1994-03-16
EP0399993A1 (de) 1990-11-28
DE59004972D1 (de) 1994-04-21
ATE103016T1 (de) 1994-04-15
ATA122589A (de) 1990-09-15
ES2051507T3 (es) 1994-06-16
FI91286C (fi) 1994-06-10
FI91286B (fi) 1994-02-28
RU1809844C (ru) 1993-04-15
AT392487B (de) 1991-04-10

Similar Documents

Publication Publication Date Title
GB2094835B (en) Process for electrolyzing water
EP0315135A3 (en) A process for the demineralization of whey or a liquid based on whey and for producing an acid mixture and a base mixture useful in food industries
TW364024B (en) Process for the combined electrochemical preparation of sodium peroxodisulfate and sodium hydroxide solution
DE3460985D1 (en) Method of enrichment of sulfuric acid
ATE27973T1 (de) Elektrolytische zelle.
FI902483A0 (fi) Menetelmä alkalisulfaattipitoisten vesiliuosten asteittaista kalvoelektrolyysiä varten sekä laite menetelmän toteuttamiseksi
FR2470808A1 (fr) Procede d'obtention d'hydrogene par electrolyse et cellule d'electrolyse adaptee a ce procede
JPS569381A (en) Electrolysis of alkali metal chloride
MX152740A (es) Metodo mejorado para la electrolisis de soluciones acuosas de haluros alcalinos en celdas de menbrana
DE59304090D1 (de) Vorrichtung zum elektrolytischen Behandeln von Flüssigkeiten mit einer Anoden- und einer Kathodenkammer
JPS56123386A (en) Method and apparatus for electrolysis of salt
SU916601A1 (ru) Установка для получения серной кислоты и щелочи 1
JPS5433898A (en) Process for electrolysis of aqueous alkali chloride solution
JPS6440498A (en) Purification of dipeptide ester
JPS5421981A (en) Cation exchange membrane used in electrolysis
JPS6487795A (en) Production of quaternary ammonium hydroxide
JPS6487796A (en) Production of quaternary ammonium hydroxide
JPS56118047A (en) Preparation of amino acid
RU94028250A (ru) Способ и устройство для электрохимического умягчения воды
JPS5620184A (en) Control method for cathode strain at nickel electrolytic collecting method
JPS6487797A (en) Production of quaternary ammonium hydroxide
JPS5713183A (en) Method for recovering amino acid and caustic alkali from alkali salt of amino acid
RU96111511A (ru) Способ расщепления слюды
TH2126EX (th) วิธีสำหรับอิเล็กโตรโลซ์สรละลายน้ำที่เจือจางของคอสติกแอลดาไลและเครื่องสำหรับวิธีดังกล่าว
TH2126A (th) วิธีสำหรับอิเล็กโตรโลซ์สรละลายน้ำที่เจือจางของคอสติกแอลดาไลและเครื่องสำหรับวิธีดังกล่าว

Legal Events

Date Code Title Description
BB Publication of examined application
MM Patent lapsed

Owner name: LENZING AKTIENGESELLSCHAFT