SE391706B - Forfarande for framstellning av rent syntetiskt kalciumsulfat-semihydrat - Google Patents

Forfarande for framstellning av rent syntetiskt kalciumsulfat-semihydrat

Info

Publication number
SE391706B
SE391706B SE7309517A SE7309517A SE391706B SE 391706 B SE391706 B SE 391706B SE 7309517 A SE7309517 A SE 7309517A SE 7309517 A SE7309517 A SE 7309517A SE 391706 B SE391706 B SE 391706B
Authority
SE
Sweden
Prior art keywords
procedure
preparation
calcium sulphate
synthetic calcium
pure synthetic
Prior art date
Application number
SE7309517A
Other languages
English (en)
Swedish (sv)
Inventor
H-F Kurandt
D Schliephake
Original Assignee
Veba Chemie 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
Application filed by Veba Chemie Ag filed Critical Veba Chemie Ag
Publication of SE391706B publication Critical patent/SE391706B/xx

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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Fertilizers (AREA)
SE7309517A 1972-07-06 1973-07-05 Forfarande for framstellning av rent syntetiskt kalciumsulfat-semihydrat SE391706B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722233189 DE2233189C2 (de) 1972-07-06 1972-07-06 Verfahren zur Herstellung von reinem Calciumsulfathalbhydrat

Publications (1)

Publication Number Publication Date
SE391706B true SE391706B (sv) 1977-02-28

Family

ID=5849879

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7309517A SE391706B (sv) 1972-07-06 1973-07-05 Forfarande for framstellning av rent syntetiskt kalciumsulfat-semihydrat

Country Status (10)

Country Link
JP (1) JPS4969577A (ja)
AT (1) AT330808B (ja)
BE (1) BE801940A (ja)
DE (1) DE2233189C2 (ja)
FI (1) FI58768C (ja)
FR (1) FR2192068B1 (ja)
GB (1) GB1445425A (ja)
IT (1) IT990926B (ja)
NL (1) NL176771C (ja)
SE (1) SE391706B (ja)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1592778B2 (de) * 1963-10-15 1976-02-12 Stamicarbon B.V., Heerlen (Niederlande) Verfahren zur herstellung eines stickstoff- und phosphathaltigen duengemittels
LU49007A1 (ja) * 1965-07-07 1967-01-09

Also Published As

Publication number Publication date
GB1445425A (en) 1976-08-11
ATA584073A (de) 1975-10-15
FI58768C (fi) 1988-08-03
BE801940A (fr) 1973-11-05
JPS4969577A (ja) 1974-07-05
FR2192068B1 (ja) 1978-02-10
DE2233189A1 (de) 1974-01-24
NL7309394A (ja) 1974-01-08
AT330808B (de) 1976-07-26
DE2233189C2 (de) 1986-06-26
NL176771B (nl) 1985-01-02
FR2192068A1 (ja) 1974-02-08
FI58768B (fi) 1980-12-31
NL176771C (nl) 1985-06-03
IT990926B (it) 1975-07-10

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