AT294671B - PROCESS FOR THE CONTINUOUS PRODUCTION OF ANHYDROUS CALCIUM SULFATE AND CALCIUM SULFATE SEMIHYDRATE - Google Patents

PROCESS FOR THE CONTINUOUS PRODUCTION OF ANHYDROUS CALCIUM SULFATE AND CALCIUM SULFATE SEMIHYDRATE

Info

Publication number
AT294671B
AT294671B AT544369A AT544369A AT294671B AT 294671 B AT294671 B AT 294671B AT 544369 A AT544369 A AT 544369A AT 544369 A AT544369 A AT 544369A AT 294671 B AT294671 B AT 294671B
Authority
AT
Austria
Prior art keywords
calcium sulfate
continuous production
semihydrate
anhydrous
anhydrous calcium
Prior art date
Application number
AT544369A
Other languages
German (de)
Original Assignee
Progil
Lafarge Ciments Sa
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 Progil, Lafarge Ciments Sa filed Critical Progil
Application granted granted Critical
Publication of AT294671B publication Critical patent/AT294671B/en

Links

Classifications

    • 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
    • C04B11/26—Calcium sulfate cements strating from chemical gypsum; starting from phosphogypsum or from waste, e.g. purification products of smoke
    • 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

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)
AT544369A 1968-06-14 1969-06-09 PROCESS FOR THE CONTINUOUS PRODUCTION OF ANHYDROUS CALCIUM SULFATE AND CALCIUM SULFATE SEMIHYDRATE AT294671B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR69050105 1968-06-14

Publications (1)

Publication Number Publication Date
AT294671B true AT294671B (en) 1971-10-15

Family

ID=9695417

Family Applications (1)

Application Number Title Priority Date Filing Date
AT544369A AT294671B (en) 1968-06-14 1969-06-09 PROCESS FOR THE CONTINUOUS PRODUCTION OF ANHYDROUS CALCIUM SULFATE AND CALCIUM SULFATE SEMIHYDRATE

Country Status (8)

Country Link
AT (1) AT294671B (en)
BE (1) BE734568A (en)
BR (1) BR6909757D0 (en)
CS (1) CS152324B2 (en)
DE (1) DE1929956B2 (en)
FR (1) FR1601411A (en)
GB (1) GB1268396A (en)
NL (1) NL6908986A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2349519A1 (en) * 1972-10-02 1974-04-18 Rech Des Phosphates Mineraux C METHOD OF MANUFACTURING PLASTER

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE791946A (en) * 1971-12-04 1973-03-16 Knauf Westdeutsche Gips PROCESS FOR THE MANUFACTURING OF CALCIUM SULPHATES THAT CAN BE TAKEN FROM FINALLY DIVIDED CALCIUM SULPHATES
FR2512438A1 (en) * 1981-09-04 1983-03-11 Dussel Christian PROCESS FOR PREPARING A NEW PLASTER AND ITS APPLICATIONS
DE3827612A1 (en) * 1988-08-13 1990-02-15 Viktor Dr Ing Gobiet Building material for use in underground operation
DE3827613A1 (en) * 1988-08-13 1990-02-15 Viktor Dr Ing Gobiet Binder and ready-mix mortar for anhydrite flow flooring and flow flooring therefrom
DE19808789B4 (en) * 1998-03-03 2008-02-07 Rovema - Verpackungsmaschinen Gmbh Fill and seal machine
EP4536603A1 (en) * 2022-06-08 2025-04-16 Knauf Gips KG Extruder for producing gypsum moulded articles, process for manufacturing gypsum-based articles and gypsum-based articles

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2349519A1 (en) * 1972-10-02 1974-04-18 Rech Des Phosphates Mineraux C METHOD OF MANUFACTURING PLASTER
DE2349519C2 (en) * 1972-10-02 1986-07-31 Office Cherifian des Phosphates, Rabat Methods for cleaning up plaster of paris

Also Published As

Publication number Publication date
GB1268396A (en) 1972-03-29
BR6909757D0 (en) 1973-03-08
CS152324B2 (en) 1973-12-19
DE1929956B2 (en) 1976-10-21
DE1929956A1 (en) 1969-12-18
FR1601411A (en) 1970-08-24
BE734568A (en) 1969-11-17
NL6908986A (en) 1969-12-16

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