BR8905627A - Processo para a preparacao de dicromato de sodio e aplicacao - Google Patents

Processo para a preparacao de dicromato de sodio e aplicacao

Info

Publication number
BR8905627A
BR8905627A BR898905627A BR8905627A BR8905627A BR 8905627 A BR8905627 A BR 8905627A BR 898905627 A BR898905627 A BR 898905627A BR 8905627 A BR8905627 A BR 8905627A BR 8905627 A BR8905627 A BR 8905627A
Authority
BR
Brazil
Prior art keywords
preparation
application
sodium dichromate
dichromate
sodium
Prior art date
Application number
BR898905627A
Other languages
English (en)
Inventor
Rainer Weber
Bernd Rosenow
Hans-Dieter Block
Norbert Loenhoff
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of BR8905627A publication Critical patent/BR8905627A/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
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/28—Per-compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G37/00—Compounds of chromium
    • C01G37/14—Chromates; Bichromates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
BR898905627A 1988-11-03 1989-11-01 Processo para a preparacao de dicromato de sodio e aplicacao BR8905627A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3837266A DE3837266A1 (de) 1988-11-03 1988-11-03 Verfahren zur herstellung von natriumdichromat

Publications (1)

Publication Number Publication Date
BR8905627A true BR8905627A (pt) 1990-06-05

Family

ID=6366363

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898905627A BR8905627A (pt) 1988-11-03 1989-11-01 Processo para a preparacao de dicromato de sodio e aplicacao

Country Status (9)

Country Link
EP (1) EP0368066B1 (pt)
JP (1) JP2806996B2 (pt)
AR (1) AR242545A1 (pt)
BR (1) BR8905627A (pt)
DE (2) DE3837266A1 (pt)
ES (1) ES2034555T3 (pt)
MX (1) MX173095B (pt)
TR (1) TR25335A (pt)
ZA (1) ZA898345B (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4013335A1 (de) * 1990-04-26 1991-10-31 Bayer Ag Verfahren zur herstellung von natriumdichtromat

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE113086C (pt) * 1898-02-24
DE1093338B (de) * 1958-05-05 1960-11-24 Diamond Alkali Co Verfahren zur Herstellung von im wesentlichen sulfatfreien Alkalibichromaten
DE1173884B (de) * 1960-04-28 1964-07-16 Diamond Alkali Co Verfahren zur Herstellung von im wesentlichen sulfatfreien Alkalibichromaten
DE1205508B (de) * 1962-05-17 1965-11-25 Bayer Ag Verfahren zur Herstellung von konzentrierten Natriumbichromatloesungen
EP0047799A1 (en) * 1980-09-16 1982-03-24 Allied Corporation Improved method for production of alkali metal chromates from chrome ores

Also Published As

Publication number Publication date
AR242545A1 (es) 1993-04-30
ZA898345B (en) 1990-07-25
DE3837266A1 (de) 1990-05-10
DE58902081D1 (de) 1992-09-24
TR25335A (tr) 1993-01-06
EP0368066B1 (de) 1992-08-19
JP2806996B2 (ja) 1998-09-30
JPH02167828A (ja) 1990-06-28
EP0368066A1 (de) 1990-05-16
MX173095B (es) 1994-02-01
ES2034555T3 (es) 1993-04-01

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Legal Events

Date Code Title Description
FB19 Grant procedure suspended (art. 19)
FF Decision: intention to grant
KD Notifcation of receipt (letter patent)
FA11 Dismissal: dismissal - article 38, par. 2 of industrial property law