BE818062A - GYPSUM DEFLUORATION PROCESS CONSTITUTING A BY-PRODUCT OF THE MANUFACTURE OF PHOSPHORIC ACID - Google Patents

GYPSUM DEFLUORATION PROCESS CONSTITUTING A BY-PRODUCT OF THE MANUFACTURE OF PHOSPHORIC ACID

Info

Publication number
BE818062A
BE818062A BE146920A BE146920A BE818062A BE 818062 A BE818062 A BE 818062A BE 146920 A BE146920 A BE 146920A BE 146920 A BE146920 A BE 146920A BE 818062 A BE818062 A BE 818062A
Authority
BE
Belgium
Prior art keywords
defluoration
gypsum
manufacture
product
phosphoric acid
Prior art date
Application number
BE146920A
Other languages
French (fr)
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 DE19732337608 external-priority patent/DE2337608C3/en
Application filed filed Critical
Publication of BE818062A publication Critical patent/BE818062A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/46—Sulfates
    • C01F11/468—Purification of calcium sulfates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Treating Waste Gases (AREA)
BE146920A 1973-07-24 1974-07-24 GYPSUM DEFLUORATION PROCESS CONSTITUTING A BY-PRODUCT OF THE MANUFACTURE OF PHOSPHORIC ACID BE818062A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732337608 DE2337608C3 (en) 1973-07-24 Process for the defluorination of phosphoric acid waste gypsum

Publications (1)

Publication Number Publication Date
BE818062A true BE818062A (en) 1975-01-24

Family

ID=5887861

Family Applications (1)

Application Number Title Priority Date Filing Date
BE146920A BE818062A (en) 1973-07-24 1974-07-24 GYPSUM DEFLUORATION PROCESS CONSTITUTING A BY-PRODUCT OF THE MANUFACTURE OF PHOSPHORIC ACID

Country Status (6)

Country Link
JP (1) JPS5050291A (en)
BE (1) BE818062A (en)
BR (1) BR7406106D0 (en)
GB (1) GB1432110A (en)
NL (1) NL7409988A (en)
ZA (1) ZA744650B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230126633A1 (en) * 2020-01-08 2023-04-27 Thyssenkrupp Industrial Solutions Ag Integrated method for producing sulphur dioxide quality suitable for a sulphuric acid process from calcium sulphate/phosphogypsum from phosphoric acid production

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230126633A1 (en) * 2020-01-08 2023-04-27 Thyssenkrupp Industrial Solutions Ag Integrated method for producing sulphur dioxide quality suitable for a sulphuric acid process from calcium sulphate/phosphogypsum from phosphoric acid production
US11845657B2 (en) * 2020-01-08 2023-12-19 Thyssenkrupp Industrial Solutions Ag Integrated method for producing sulphur dioxide quality suitable for a sulphuric acid process from calcium sulphate/phosphogypsum from phosphoric acid production

Also Published As

Publication number Publication date
DE2337608B2 (en) 1975-11-20
JPS5050291A (en) 1975-05-06
NL7409988A (en) 1975-01-28
BR7406106D0 (en) 1975-05-13
ZA744650B (en) 1975-08-27
DE2337608A1 (en) 1975-03-06
GB1432110A (en) 1976-04-14

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