NO841801L - Naaleformig kalsiumsulfatkrystall og fremgangsmaate ved fremstilling derav - Google Patents

Naaleformig kalsiumsulfatkrystall og fremgangsmaate ved fremstilling derav

Info

Publication number
NO841801L
NO841801L NO841801A NO841801A NO841801L NO 841801 L NO841801 L NO 841801L NO 841801 A NO841801 A NO 841801A NO 841801 A NO841801 A NO 841801A NO 841801 L NO841801 L NO 841801L
Authority
NO
Norway
Prior art keywords
calcium sulfate
gypsum
dihydrate
shaped
needle
Prior art date
Application number
NO841801A
Other languages
English (en)
Norwegian (no)
Inventor
Nils Eric Ferdinand Kullenberg
Lars-Erik Herbert Persson
Original Assignee
Boliden Ab
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 Boliden Ab filed Critical Boliden Ab
Publication of NO841801L publication Critical patent/NO841801L/no

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
    • C01F11/466—Conversion of one form of calcium sulfate to another
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/54—Particles characterised by their aspect ratio, i.e. the ratio of sizes in the longest to the shortest dimension

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)
  • Inorganic Fibers (AREA)
NO841801A 1983-05-06 1984-05-04 Naaleformig kalsiumsulfatkrystall og fremgangsmaate ved fremstilling derav NO841801L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8302592A SE8302592L (sv) 1983-05-06 1983-05-06 Forfarande for framstellning av fibergips (iii)

Publications (1)

Publication Number Publication Date
NO841801L true NO841801L (no) 1984-11-07

Family

ID=20351105

Family Applications (1)

Application Number Title Priority Date Filing Date
NO841801A NO841801L (no) 1983-05-06 1984-05-04 Naaleformig kalsiumsulfatkrystall og fremgangsmaate ved fremstilling derav

Country Status (5)

Country Link
EP (1) EP0125225A1 ( )
DK (1) DK217984A ( )
FI (1) FI841781L ( )
NO (1) NO841801L ( )
SE (1) SE8302592L ( )

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4152408A (en) * 1977-11-25 1979-05-01 Certain-Teed Corporation Fibrous calcium sulfate
NL7812108A (nl) * 1978-12-13 1980-06-17 Stamicarbon Werkwijze voor het bereiden van calciumsulfaat- hemihydraat en calciumsulfaathemihydraat verkregen volgens deze werkwijze.
NL7812109A (nl) * 1978-12-13 1980-06-17 Stamicarbon Werkwijze voor het bereiden van calciumsulfaat- anhydriet en calciumsulfaatanhydriet verkregen volgens deze werkwijze.
NL8104486A (nl) * 1981-10-02 1983-05-02 Unie Van Kunstmestfab Bv Werkwijze voor het bereiden van calciumsulfaatanhydriet, alsmede calciumsulfaatanhydriet verkregen volgens deze werkwijze.

Also Published As

Publication number Publication date
DK217984A (da) 1984-11-07
SE8302592L (sv) 1984-11-07
SE8302592D0 (sv) 1983-05-06
DK217984D0 (da) 1984-05-02
FI841781A7 (fi) 1984-11-07
FI841781A0 (fi) 1984-05-04
FI841781L (fi) 1984-11-07
EP0125225A1 (en) 1984-11-14

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