ZA993004B - Removal of fluoride impurities from soda ash. - Google Patents

Removal of fluoride impurities from soda ash.

Info

Publication number
ZA993004B
ZA993004B ZA9903004A ZA993004A ZA993004B ZA 993004 B ZA993004 B ZA 993004B ZA 9903004 A ZA9903004 A ZA 9903004A ZA 993004 A ZA993004 A ZA 993004A ZA 993004 B ZA993004 B ZA 993004B
Authority
ZA
South Africa
Prior art keywords
removal
soda ash
fluoride impurities
fluoride
impurities
Prior art date
Application number
ZA9903004A
Inventor
Michael Anthony Rockandel
William Kenny
Nicholas Rolfe
Original Assignee
Brunner Mond Plc
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 Brunner Mond Plc filed Critical Brunner Mond Plc
Publication of ZA993004B publication Critical patent/ZA993004B/en

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
    • 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)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
ZA9903004A 1998-04-30 1999-04-29 Removal of fluoride impurities from soda ash. ZA993004B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9809232.3A GB9809232D0 (en) 1998-04-30 1998-04-30 Removal of flouride impurities from soda ash

Publications (1)

Publication Number Publication Date
ZA993004B true ZA993004B (en) 1999-11-15

Family

ID=10831239

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9903004A ZA993004B (en) 1998-04-30 1999-04-29 Removal of fluoride impurities from soda ash.

Country Status (2)

Country Link
GB (2) GB9809232D0 (en)
ZA (1) ZA993004B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010046916A1 (en) * 2008-10-06 2010-04-29 Tata Chemicals Ltd. A method of removing fluoride impurities from trona
CN103025660A (en) 2010-05-04 2013-04-03 索尔维化学有限公司 Impurities removal from waste solids in the production of soda ash, sodium bicarbonate and/or other derivatives
CN104591228B (en) * 2014-12-15 2017-01-11 新疆硝石钾肥有限公司 Production method for improving quality of sodium nitrate products

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1489781A (en) * 1974-06-28 1977-10-26 Ici Ltd Manufacture of soda ash
ZA757238B (en) * 1974-12-09 1976-10-27 Allied Chem Purification of sodium carbonate
AU4857496A (en) * 1995-01-17 1996-08-07 Environmental Projects, Inc. Method for purification of saline minerals

Also Published As

Publication number Publication date
GB9809232D0 (en) 1998-07-01
GB2337515A (en) 1999-11-24
GB9909368D0 (en) 1999-06-16
GB2337515B (en) 2001-09-26

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