GB1387178A - Preparation of finely divided calcium sulphate hemihydrate - Google Patents

Preparation of finely divided calcium sulphate hemihydrate

Info

Publication number
GB1387178A
GB1387178A GB1518772A GB1518772A GB1387178A GB 1387178 A GB1387178 A GB 1387178A GB 1518772 A GB1518772 A GB 1518772A GB 1518772 A GB1518772 A GB 1518772A GB 1387178 A GB1387178 A GB 1387178A
Authority
GB
United Kingdom
Prior art keywords
mill
calcium sulphate
sulphate hemihydrate
preparation
finely divided
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB1518772A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BK Giulini Chemie GmbH
Original Assignee
Giulini Gebrueder GmbH
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 Giulini Gebrueder GmbH filed Critical Giulini Gebrueder GmbH
Publication of GB1387178A publication Critical patent/GB1387178A/en
Expired legal-status Critical Current

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
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B11/00—Calcium sulfate cements

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Crushing And Grinding (AREA)
GB1518772A 1971-04-01 1972-03-30 Preparation of finely divided calcium sulphate hemihydrate Expired GB1387178A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712115808 DE2115808C3 (de) 1971-04-01 1971-04-01 Verfahren zur Herstellung von feindispers vermahlenem a-Calciumsulfat- Halbhydrat

Publications (1)

Publication Number Publication Date
GB1387178A true GB1387178A (en) 1975-03-12

Family

ID=5803516

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1518772A Expired GB1387178A (en) 1971-04-01 1972-03-30 Preparation of finely divided calcium sulphate hemihydrate

Country Status (3)

Country Link
DE (1) DE2115808C3 (enExample)
FR (1) FR2131775A5 (enExample)
GB (1) GB1387178A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0008947A1 (en) * 1978-09-05 1980-03-19 United States Gypsum Company Method of treating calcined gypsum and manufacture of gypsum board therefrom

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2336220C2 (de) * 1973-07-17 1983-08-18 Gypsum Research S.A., Genève Verfahren zur Herstellung von faserhaltigen Baukörpern
DE2844266C2 (de) 1978-10-11 1984-10-31 Giulini Chemie Gmbh, 6700 Ludwigshafen Hartgips, Verfahren zu seiner Herstellung und seine Verwendung
CN115193569A (zh) * 2022-07-26 2022-10-18 一夫科技股份有限公司 一种超细硫酸钙的制备方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0008947A1 (en) * 1978-09-05 1980-03-19 United States Gypsum Company Method of treating calcined gypsum and manufacture of gypsum board therefrom

Also Published As

Publication number Publication date
DE2115808B2 (de) 1976-03-18
FR2131775A5 (enExample) 1972-11-10
DE2115808A1 (de) 1972-10-12
DE2115808C3 (de) 1978-03-16

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Legal Events

Date Code Title Description
PS Patent sealed
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years