NL7409988A - METHOD FOR DEFLUORIDATION OF WASTE PHOSPHORIC ACID GIPS. - Google Patents

METHOD FOR DEFLUORIDATION OF WASTE PHOSPHORIC ACID GIPS.

Info

Publication number
NL7409988A
NL7409988A NL7409988A NL7409988A NL7409988A NL 7409988 A NL7409988 A NL 7409988A NL 7409988 A NL7409988 A NL 7409988A NL 7409988 A NL7409988 A NL 7409988A NL 7409988 A NL7409988 A NL 7409988A
Authority
NL
Netherlands
Prior art keywords
defluoridation
gips
phosphoric acid
waste phosphoric
waste
Prior art date
Application number
NL7409988A
Other languages
Dutch (nl)
Original Assignee
Chemie Linz 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
Priority claimed from DE19732337608 external-priority patent/DE2337608C3/en
Application filed by Chemie Linz Ag filed Critical Chemie Linz Ag
Publication of NL7409988A publication Critical patent/NL7409988A/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)
NL7409988A 1973-07-24 1974-07-24 METHOD FOR DEFLUORIDATION OF WASTE PHOSPHORIC ACID GIPS. NL7409988A (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
NL7409988A true NL7409988A (en) 1975-01-28

Family

ID=5887861

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7409988A NL7409988A (en) 1973-07-24 1974-07-24 METHOD FOR DEFLUORIDATION OF WASTE PHOSPHORIC ACID GIPS.

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)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020100260A1 (en) * 2020-01-08 2021-07-08 Thyssenkrupp Ag Integrated process for the production of sulfuric acid process-suitable sulfur dioxide quality from calcium sulfate / phosphogypsum from phosphoric acid production

Also Published As

Publication number Publication date
BE818062A (en) 1975-01-24
JPS5050291A (en) 1975-05-06
ZA744650B (en) 1975-08-27
DE2337608A1 (en) 1975-03-06
DE2337608B2 (en) 1975-11-20
GB1432110A (en) 1976-04-14
BR7406106D0 (en) 1975-05-13

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