BR6909948D0 - Processo para a preparacao de cristais precursores de carbonato de sodio - Google Patents

Processo para a preparacao de cristais precursores de carbonato de sodio

Info

Publication number
BR6909948D0
BR6909948D0 BR209948/69A BR20994869A BR6909948D0 BR 6909948 D0 BR6909948 D0 BR 6909948D0 BR 209948/69 A BR209948/69 A BR 209948/69A BR 20994869 A BR20994869 A BR 20994869A BR 6909948 D0 BR6909948 D0 BR 6909948D0
Authority
BR
Brazil
Prior art keywords
precursing
preparation
sodium carbonate
carbonate crystals
crystals
Prior art date
Application number
BR209948/69A
Other languages
English (en)
Inventor
E Port
C Howard
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
Application filed by Allied Chem filed Critical Allied Chem
Publication of BR6909948D0 publication Critical patent/BR6909948D0/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D7/00—Carbonates of sodium, potassium or alkali metals in general
    • C01D7/22—Purification
    • C01D7/24—Crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR209948/69A 1968-09-04 1969-06-19 Processo para a preparacao de cristais precursores de carbonato de sodio BR6909948D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75751168A 1968-09-04 1968-09-04

Publications (1)

Publication Number Publication Date
BR6909948D0 true BR6909948D0 (pt) 1973-03-08

Family

ID=25048090

Family Applications (1)

Application Number Title Priority Date Filing Date
BR209948/69A BR6909948D0 (pt) 1968-09-04 1969-06-19 Processo para a preparacao de cristais precursores de carbonato de sodio

Country Status (5)

Country Link
US (1) US3653848A (pt)
JP (1) JPS4817599B1 (pt)
BE (1) BE731497A (pt)
BR (1) BR6909948D0 (pt)
GB (1) GB1211984A (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3956457A (en) * 1968-09-04 1976-05-11 Allied Chemical Corporation Preparation of sodium carbonate monohydrate
US4211759A (en) * 1971-01-13 1980-07-08 Produits Chimiques Ugine Kuhlmann High-density sodium perborate and method of preparation
US3933977A (en) * 1974-01-11 1976-01-20 Intermountain Research And Development Corporation Process for producing sodium carbonate
US4160812A (en) * 1977-09-20 1979-07-10 Texasgulf Inc. Multi-stage crystallization of sodium carbonate
US4158043A (en) * 1978-01-18 1979-06-12 Texasgulf Inc. Process for producing soda ash from natural alkali metal carbonate-containing ores
JPS56109819A (en) * 1980-02-04 1981-08-31 Asahi Glass Co Ltd Manufacture of anhydrous sodium carbonate crystal
US4557910A (en) * 1982-03-29 1985-12-10 Intermountain Research & Development Corporation Production of soda ash from nahcolite
SE500965C2 (sv) * 1993-03-31 1994-10-10 Flaekt Ab Sätt och anordning för utvinning av kristaller ur en lösning
TR200002222T2 (tr) 1998-01-28 2000-12-21 Environmental Projects,Inc. Sodyum karbonatın yeniden kristalleştirilmesi
US6464736B1 (en) * 1999-08-05 2002-10-15 Environmental Projects, Inc. Recrystallization process

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2330221A (en) * 1937-10-04 1943-09-28 Buffalo Foundry & Machine Co Method and apparatus for concentrating liquids which upon concentration deposit crystals and leave a residual concentrated liquor
US2792282A (en) * 1953-02-11 1957-05-14 Kenneth B Ray Method of producing refined soda ash from trona
US2962348A (en) * 1957-01-02 1960-11-29 Fmc Corp Method for preparing dense sodium carbonate from crude trona
US3264057A (en) * 1963-03-07 1966-08-02 Intermountain Res & Dev Corp Preparation of soda ash including the leaching of trona with steam
US3273959A (en) * 1965-06-16 1966-09-20 Intermountain Res & Dev Corp Process of recovering sodium carbonate from the mother liquor bleed

Also Published As

Publication number Publication date
BE731497A (pt) 1969-09-15
GB1211984A (en) 1970-11-11
US3653848A (en) 1972-04-04
JPS4817599B1 (pt) 1973-05-30

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