NO841799L - Fremgangsmaate ved fremstilling av naaleformige gipskrystaller - Google Patents

Fremgangsmaate ved fremstilling av naaleformige gipskrystaller

Info

Publication number
NO841799L
NO841799L NO841799A NO841799A NO841799L NO 841799 L NO841799 L NO 841799L NO 841799 A NO841799 A NO 841799A NO 841799 A NO841799 A NO 841799A NO 841799 L NO841799 L NO 841799L
Authority
NO
Norway
Prior art keywords
gypsum
crystals
fiber
dihydrate
needle
Prior art date
Application number
NO841799A
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 NO841799L publication Critical patent/NO841799L/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

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)
  • Saccharide Compounds (AREA)
  • Steroid Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
NO841799A 1983-05-06 1984-05-04 Fremgangsmaate ved fremstilling av naaleformige gipskrystaller NO841799L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8302590A SE8302590L (sv) 1983-05-06 1983-05-06 Forfarande for framstellning av fibergips (i)

Publications (1)

Publication Number Publication Date
NO841799L true NO841799L (no) 1984-11-07

Family

ID=20351103

Family Applications (1)

Application Number Title Priority Date Filing Date
NO841799A NO841799L (no) 1983-05-06 1984-05-04 Fremgangsmaate ved fremstilling av naaleformige gipskrystaller

Country Status (5)

Country Link
EP (1) EP0126050A1 (da)
DK (1) DK223784A (da)
FI (1) FI841779A7 (da)
NO (1) NO841799L (da)
SE (1) SE8302590L (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2647433B1 (fr) * 1989-05-23 1991-10-31 Lafarge Coppee Da Procede de preparation par voie aqueuse de sulfate de calcium purifie
GB9213998D0 (en) * 1992-07-01 1992-08-12 Tioxide Group Services Ltd Process for preparing calcium sulphate

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1547424A (en) * 1975-03-31 1979-06-20 Japan Government Method of producing needlelike 11-anhydrite gypsum
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.
NL8004058A (nl) * 1980-07-15 1982-02-16 Stamicarbon Werkwijze voor het bereiden van fosforzuur en calciumsulfaatanhydriet, alsmede fosforzuur en calciumsulfaatanhydriet verkregen volgens deze werkwijze.

Also Published As

Publication number Publication date
EP0126050A1 (en) 1984-11-21
SE8302590D0 (sv) 1983-05-06
FI841779A0 (fi) 1984-05-04
DK223784D0 (da) 1984-05-04
FI841779L (fi) 1984-11-07
FI841779A7 (fi) 1984-11-07
DK223784A (da) 1984-11-07
SE8302590L (sv) 1984-11-07

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