BR9400552A - Processo de eletrólise de cloro-álcali e célula de diafragma - Google Patents

Processo de eletrólise de cloro-álcali e célula de diafragma

Info

Publication number
BR9400552A
BR9400552A BR9400552A BR9400552A BR9400552A BR 9400552 A BR9400552 A BR 9400552A BR 9400552 A BR9400552 A BR 9400552A BR 9400552 A BR9400552 A BR 9400552A BR 9400552 A BR9400552 A BR 9400552A
Authority
BR
Brazil
Prior art keywords
brine
chlor
cell
alkali electrolysis
cathodes
Prior art date
Application number
BR9400552A
Other languages
English (en)
Inventor
Carlo Traini
Giovanni Meneghini
Original Assignee
Permelec Spa Nora
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 Permelec Spa Nora filed Critical Permelec Spa Nora
Publication of BR9400552A publication Critical patent/BR9400552A/pt

Links

Classifications

    • 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
    • C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
    • C25B9/19—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms
    • 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
    • C25B15/00—Operating or servicing cells
    • C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
    • 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
    • C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • C25B9/13—Single electrolytic cells with circulation of an electrolyte

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
BR9400552A 1993-02-12 1994-02-10 Processo de eletrólise de cloro-álcali e célula de diafragma BR9400552A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI930256A IT1263899B (it) 1993-02-12 1993-02-12 Migliorato processo di elettrolisi cloro-soda a diaframma e relativa cella

Publications (1)

Publication Number Publication Date
BR9400552A true BR9400552A (pt) 1994-08-23

Family

ID=11364985

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9400552A BR9400552A (pt) 1993-02-12 1994-02-10 Processo de eletrólise de cloro-álcali e célula de diafragma

Country Status (17)

Country Link
US (1) US5401367A (pt)
EP (1) EP0612865B1 (pt)
JP (1) JPH06340992A (pt)
CN (1) CN1054893C (pt)
AT (1) ATE166114T1 (pt)
BG (1) BG62009B1 (pt)
BR (1) BR9400552A (pt)
CA (1) CA2114758A1 (pt)
DE (1) DE69410142T2 (pt)
IL (1) IL108488A0 (pt)
IT (1) IT1263899B (pt)
MX (1) MX9401113A (pt)
NO (1) NO309103B1 (pt)
PL (1) PL302211A1 (pt)
RU (1) RU2126461C1 (pt)
SA (1) SA94140574A (pt)
ZA (1) ZA94914B (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1259175A (zh) * 1997-06-03 2000-07-05 德·诺拉有限公司 离子交换隔膜双极电解槽
DE10159708A1 (de) * 2001-12-05 2003-06-18 Bayer Ag Alkalichlorid-Elektrolysezelle mit Gasdiffusionselektroden
WO2006066345A1 (en) * 2004-12-23 2006-06-29 The Australian National University Increased conductivity and enhanced electrolytic and electrochemical processes
SG184969A1 (en) * 2010-04-22 2012-11-29 Spraying Systems Co Electrolyzing system
CN106065484B (zh) * 2016-08-03 2018-02-02 金川集团股份有限公司 一种离子膜电解槽阳极加酸装置及方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3250691A (en) * 1962-05-28 1966-05-10 Pittsburgh Plate Glass Co Electrolytic process of decomposing an alkali metal chloride
US3674676A (en) * 1970-02-26 1972-07-04 Diamond Shamrock Corp Expandable electrodes
US4772364A (en) * 1978-07-06 1988-09-20 Oronzio De Nora Impianti Elettrochimici S.P.A. Production of halogens by electrolysis of alkali metal halides in an electrolysis cell having catalytic electrodes bonded to the surface of a solid polymer electrolyte membrane
US4169773A (en) * 1978-01-16 1979-10-02 Hooker Chemicals & Plastics Corp. Removal of chlorate from electrolytic cell anolyte
DE2942863A1 (de) * 1979-10-24 1981-05-07 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur rueckgewinnung von im ablaufenden anolyten von membran-elektrolyseuren enthaltenem chlor
DE3041897A1 (de) * 1980-11-06 1982-06-09 Bayer Ag, 5090 Leverkusen Salzsaeure-elektrolysezelle zur herstellung von chlor und wasserstoff
US4339321A (en) * 1980-12-08 1982-07-13 Olin Corporation Method and apparatus of injecting replenished electrolyte fluid into an electrolytic cell
JPS599185A (ja) * 1982-07-06 1984-01-18 Asahi Chem Ind Co Ltd イオン交換膜法電解槽
US4578159A (en) * 1985-04-25 1986-03-25 Olin Corporation Electrolysis of alkali metal chloride brine in catholyteless membrane cells employing an oxygen consuming cathode
DE3622737C1 (de) * 1986-07-05 1987-10-08 Klaus Kalwar Verfahren zur Korona-Behandlung von bahnfoermigen Materialien sowie Vorrichtung zur Durchfuehrung des Verfahrens
DE3637939A1 (de) * 1986-11-07 1988-05-19 Metallgesellschaft Ag Verfahren zur herstellung von alkalihydroxid, chlor und wasserstoff durch elektrolyse einer waessrigen alkalichloridloesung in einer membranzelle
IT1229874B (it) * 1989-02-13 1991-09-13 Permelec Spa Nora Procedimento per migliorare il trasporto di materia ad un elettrodo in una cella a diaframma e mezzi idrodinamici relativi.

Also Published As

Publication number Publication date
SA94140574A (ar) 2005-12-03
MX9401113A (es) 1994-08-31
ATE166114T1 (de) 1998-05-15
NO309103B1 (no) 2000-12-11
JPH06340992A (ja) 1994-12-13
ITMI930256A0 (it) 1993-02-12
IT1263899B (it) 1996-09-05
NO940459L (no) 1994-08-15
CN1090892A (zh) 1994-08-17
ITMI930256A1 (it) 1994-08-12
EP0612865A1 (en) 1994-08-31
DE69410142T2 (de) 1999-02-11
ZA94914B (en) 1994-08-22
US5401367A (en) 1995-03-28
EP0612865B1 (en) 1998-05-13
PL302211A1 (en) 1994-08-22
RU2126461C1 (ru) 1999-02-20
CN1054893C (zh) 2000-07-26
IL108488A0 (en) 1994-05-30
CA2114758A1 (en) 1994-08-13
SA94140574B1 (ar) 2005-07-06
BG98450A (bg) 1995-05-31
NO940459D0 (no) 1994-02-10
DE69410142D1 (de) 1998-06-18
BG62009B1 (bg) 1998-12-30

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Legal Events

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TC Change of name
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
KD1 Payment of complementary fee requested
B24D Patent annual fee: restoration after fee payment
B25D Requested change of name of applicant approved
B25D Requested change of name of applicant approved
B25A Requested transfer of rights approved

Free format text: DE NORA ELETTRODI S.P.A. (IT)

B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 10/02/2014