BR7700565A - Processo para producao de sulfito de sodio anidro - Google Patents

Processo para producao de sulfito de sodio anidro

Info

Publication number
BR7700565A
BR7700565A BR7700565A BR7700565A BR7700565A BR 7700565 A BR7700565 A BR 7700565A BR 7700565 A BR7700565 A BR 7700565A BR 7700565 A BR7700565 A BR 7700565A BR 7700565 A BR7700565 A BR 7700565A
Authority
BR
Brazil
Prior art keywords
production
anhydrous sodium
sodium sulphite
sulphite
anhydrous
Prior art date
Application number
BR7700565A
Other languages
English (en)
Portuguese (pt)
Inventor
P Seeling
J Swaine
R Hoffman
S Bean
Original Assignee
Allied Chem
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
Priority claimed from US05/653,876 external-priority patent/US4003985A/en
Application filed by Allied Chem filed Critical Allied Chem
Publication of BR7700565A publication Critical patent/BR7700565A/pt

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01DCOMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00Sulfates or sulfites of sodium, potassium or alkali metals in general
    • C01D5/14Preparation of sulfites

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Paper (AREA)
  • Compounds Of Iron (AREA)
BR7700565A 1976-01-30 1977-01-28 Processo para producao de sulfito de sodio anidro BR7700565A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/653,876 US4003985A (en) 1976-01-30 1976-01-30 Production of sodium sulfite
US05/711,326 US4112061A (en) 1976-01-30 1976-08-03 Production of sodium sulfite utilizing mother liquor from the sodium metabisulfite process

Publications (1)

Publication Number Publication Date
BR7700565A true BR7700565A (pt) 1977-10-04

Family

ID=27096610

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7700565A BR7700565A (pt) 1976-01-30 1977-01-28 Processo para producao de sulfito de sodio anidro

Country Status (9)

Country Link
JP (1) JPS6054887B2 (ja)
BR (1) BR7700565A (ja)
CA (1) CA1093786A (ja)
DE (1) DE2703480A1 (ja)
ES (1) ES455395A1 (ja)
FR (1) FR2339573A1 (ja)
GB (1) GB1520698A (ja)
IT (1) IT1202407B (ja)
MX (1) MX143611A (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2940697C2 (de) * 1979-10-08 1982-02-25 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von Natriumsulfit
US8366793B2 (en) 2007-11-12 2013-02-05 Solvay Chemicals, Inc. Method of decarbonation and its use in producing crystalline sodium sulfite or other alkali products

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1096883B (de) * 1959-09-25 1961-01-12 Basf Ag Verfahren zur Herstellung von festem Alkalisulfit
DE1186450B (de) * 1963-04-05 1965-02-04 Basf Ag Verfahren zur Herstellung von reinem Natriumbisulfit und -sulfit
DE1252188C2 (de) * 1963-12-30 1973-07-26 Verfahren zum herstellen von wasserfreiem natriumsulfit
PL89623B1 (ja) * 1973-12-27 1976-11-30
JPS5322192A (en) * 1976-08-13 1978-03-01 Nisso Kinzoku Kk Manufacturing process for higher purity sodium sulfite anhydride

Also Published As

Publication number Publication date
CA1093786A (en) 1981-01-20
DE2703480C2 (ja) 1988-03-10
IT1202407B (it) 1989-02-09
GB1520698A (en) 1978-08-09
JPS6054887B2 (ja) 1985-12-02
MX143611A (es) 1981-06-10
ES455395A1 (es) 1978-03-01
DE2703480A1 (de) 1977-08-04
JPS5294895A (en) 1977-08-09
FR2339573B1 (ja) 1982-10-01
FR2339573A1 (fr) 1977-08-26

Similar Documents

Publication Publication Date Title
BR7800889A (pt) Processo para produzir hipoclorito de sodio
BR7803299A (pt) Processo para a manufatura de tetrafluoretano
BR7704322A (pt) Processo para a preparacao de metil-tercio-butileter
BR7705457A (pt) Processo para a preparacao de poliuretanoureias
BR7700009A (pt) Processo para a producao de n-fosfonometil-glicina
BR7708470A (pt) Processo de producao de dimetileter
BR7808435A (pt) Processo para a formacao de nitrodiarilamina
BR7808444A (pt) Processo para a formacao de nitrodiarilamina
BR7708336A (pt) Processo para a producao do hipoclorito de magnesio bibasico
BR7806190A (pt) Processo para a producao de compostos heteromacrociclicos
BR7701337A (pt) Processo para a producao de poli-n-butenos
IT1075381B (it) Processo per la produzione di acilcianuri
BR7704434A (pt) Processo para a producao de um polissarideo nitrogenado
BR7802110A (pt) Perborato de sodio superoxidado e processo para o seu fabrico
BR7801842A (pt) Processo para producao de nitroso-benzeno
IT1075575B (it) Processo per la preparazione di percarbonato di sodio
BR7806150A (pt) Processo para a fabricacao de 1,1,1,2-tetrafluor-etano
IT1075382B (it) Processo per la produzione di acilcianuri
BR7702207A (pt) Processo para a preparacao de alquiltiometilfenois
BR7701116A (pt) Processo para a producao de fiobase
BR7800416A (pt) Processo para a producao de 3-metilpiridina
IT1075383B (it) Processo per la produzione di acilcianuri
BR7803540A (pt) Aperfeicoamento em processo para a producao de acosilicio eletro-magnetico
BR7700565A (pt) Processo para producao de sulfito de sodio anidro
IT1075526B (it) Processo per la produzione di bisolfato di sodio