AU498158B2 - Purification of synthetic gypsum - Google Patents

Purification of synthetic gypsum

Info

Publication number
AU498158B2
AU498158B2 AU13291/76A AU1329176A AU498158B2 AU 498158 B2 AU498158 B2 AU 498158B2 AU 13291/76 A AU13291/76 A AU 13291/76A AU 1329176 A AU1329176 A AU 1329176A AU 498158 B2 AU498158 B2 AU 498158B2
Authority
AU
Australia
Prior art keywords
purification
synthetic gypsum
gypsum
synthetic
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
AU13291/76A
Other versions
AU1329176A (en
Inventor
F. & Santin A Mounier
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.)
Rhone Poulenc Industries SA
Original Assignee
Rhone Poulenc Industries 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 Rhone Poulenc Industries SA filed Critical Rhone Poulenc Industries SA
Publication of AU1329176A publication Critical patent/AU1329176A/en
Application granted granted Critical
Publication of AU498158B2 publication Critical patent/AU498158B2/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
    • C01F11/468—Purification of calcium 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
    • C04B11/26—Calcium sulfate cements strating from chemical gypsum; starting from phosphogypsum or from waste, e.g. purification products of smoke
AU13291/76A 1975-04-25 1976-04-23 Purification of synthetic gypsum Expired AU498158B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FRFR75.12923 1975-04-25
FR7512923A FR2308593A1 (en) 1975-04-25 1975-04-25 Synthetic gypsum treated with controlled amt of alkali - to neutralise insol. acid fluorine cpds, before mfg, plaster. (BE221076)

Publications (2)

Publication Number Publication Date
AU1329176A AU1329176A (en) 1977-10-27
AU498158B2 true AU498158B2 (en) 1979-02-15

Family

ID=9154470

Family Applications (1)

Application Number Title Priority Date Filing Date
AU13291/76A Expired AU498158B2 (en) 1975-04-25 1976-04-23 Purification of synthetic gypsum

Country Status (16)

Country Link
JP (1) JPS51135897A (en)
AR (1) AR210350A1 (en)
AU (1) AU498158B2 (en)
BE (1) BE841014A (en)
BR (1) BR7602448A (en)
DE (1) DE2617574A1 (en)
DK (1) DK182776A (en)
ES (1) ES447272A1 (en)
FI (1) FI761090A (en)
FR (1) FR2308593A1 (en)
IL (1) IL49452A0 (en)
IT (1) IT1058211B (en)
LU (1) LU74829A1 (en)
NL (1) NL7604370A (en)
TR (1) TR19466A (en)
ZA (1) ZA762440B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2486928A1 (en) * 1980-07-16 1982-01-22 Charbonnages Ste Chimique IMPROVEMENT TO A PROCESS FOR THE PRODUCTION OF CELLULAR PLASTER

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50120491A (en) * 1974-03-07 1975-09-20

Also Published As

Publication number Publication date
IL49452A0 (en) 1976-06-30
IT1058211B (en) 1982-04-10
JPS51135897A (en) 1976-11-25
AU1329176A (en) 1977-10-27
FR2308593B1 (en) 1980-01-04
AR210350A1 (en) 1977-07-29
LU74829A1 (en) 1977-02-07
BE841014A (en) 1976-10-22
NL7604370A (en) 1976-10-27
TR19466A (en) 1979-04-10
DE2617574A1 (en) 1976-10-28
BR7602448A (en) 1976-10-19
FI761090A (en) 1976-10-26
ES447272A1 (en) 1977-06-16
FR2308593A1 (en) 1976-11-19
ZA762440B (en) 1977-04-27
DK182776A (en) 1976-10-26

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