AR210350A1 - A PROCEDURE FOR THE PURIFICATION OF SYNTHETIC DIHYDRATED CALCIUM SULPHATE IN ORDER TO TRANSFORM IT INTO PLASTER USED IN CONSTRUCTION AND PREFABRICATION - Google Patents

A PROCEDURE FOR THE PURIFICATION OF SYNTHETIC DIHYDRATED CALCIUM SULPHATE IN ORDER TO TRANSFORM IT INTO PLASTER USED IN CONSTRUCTION AND PREFABRICATION

Info

Publication number
AR210350A1
AR210350A1 AR262947A AR26294776A AR210350A1 AR 210350 A1 AR210350 A1 AR 210350A1 AR 262947 A AR262947 A AR 262947A AR 26294776 A AR26294776 A AR 26294776A AR 210350 A1 AR210350 A1 AR 210350A1
Authority
AR
Argentina
Prior art keywords
prefabrication
transform
purification
synthetic
procedure
Prior art date
Application number
AR262947A
Other languages
Spanish (es)
Original Assignee
Rhone Poulenc Ind
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 Ind filed Critical Rhone Poulenc Ind
Application granted granted Critical
Publication of AR210350A1 publication Critical patent/AR210350A1/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00Compounds of calcium, strontium, or barium
    • C01F11/46Sulfates
    • C01F11/468Purification of calcium sulfates
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B11/00Calcium sulfate cements
    • C04B11/26Calcium sulfate cements strating from chemical gypsum; starting from phosphogypsum or from waste, e.g. purification products of smoke
AR262947A 1975-04-25 1976-04-21 A PROCEDURE FOR THE PURIFICATION OF SYNTHETIC DIHYDRATED CALCIUM SULPHATE IN ORDER TO TRANSFORM IT INTO PLASTER USED IN CONSTRUCTION AND PREFABRICATION AR210350A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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 (1)

Publication Number Publication Date
AR210350A1 true AR210350A1 (en) 1977-07-29

Family

ID=9154470

Family Applications (1)

Application Number Title Priority Date Filing Date
AR262947A AR210350A1 (en) 1975-04-25 1976-04-21 A PROCEDURE FOR THE PURIFICATION OF SYNTHETIC DIHYDRATED CALCIUM SULPHATE IN ORDER TO TRANSFORM IT INTO PLASTER USED IN CONSTRUCTION AND PREFABRICATION

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
DK182776A (en) 1976-10-26
TR19466A (en) 1979-04-10
FR2308593A1 (en) 1976-11-19
AU498158B2 (en) 1979-02-15
BR7602448A (en) 1976-10-19
AU1329176A (en) 1977-10-27
NL7604370A (en) 1976-10-27
FI761090A (en) 1976-10-26
JPS51135897A (en) 1976-11-25
LU74829A1 (en) 1977-02-07
IL49452A0 (en) 1976-06-30
BE841014A (en) 1976-10-22
ZA762440B (en) 1977-04-27
ES447272A1 (en) 1977-06-16
DE2617574A1 (en) 1976-10-28
IT1058211B (en) 1982-04-10
FR2308593B1 (en) 1980-01-04

Similar Documents

Publication Publication Date Title
GB1538102A (en) Calcium sulphate hemihydrate plaster
GB1549030A (en) Apparatus suitable for the conversion of gypsum into calcium sulphate hemihydrate
DD127923A5 (en) MANUFACTURE OF PORTLAND CEMENT
AR202530A1 (en) CALCIUM SULPHATE FIBER AND METHOD TO MANUFACTURE THE SAME
BE828278A (en) CALCIUM SULPHATE ALPHA SEMI-HYDRATE PRODUCTION
FR2345405A1 (en) CALCIUM ALUMINATE CEMENT COMPOSITIONS AND MIXTURES AND METHODS OF PREPARATION
AR208911A1 (en) DEVICE TO REDUCE THE REDUNDANCY OF PCM CODED SIGNALS
FR2283871A1 (en) PRODUCTION OF POROUS PLASTER CASTS
AR210350A1 (en) A PROCEDURE FOR THE PURIFICATION OF SYNTHETIC DIHYDRATED CALCIUM SULPHATE IN ORDER TO TRANSFORM IT INTO PLASTER USED IN CONSTRUCTION AND PREFABRICATION
AR198029A1 (en) METHOD OF PRODUCING ADDITIVES FOR CALCIUM SULPHATE PLASTER
SE401168B (en) PROCEDURE FOR THE PREPARATION OF STABILIZED BINDING CALCIUM SULPHATE
IT1052589B (en) ANTHRACHINON COMPOUNDS AND THEIR PREPARATION CASE 1503700
JPS5374527A (en) Composition of gypsum plaster
IT1138682B (en) USE OF A MIXTURE OF SEMI-HYDRATED CALCIUM SULPHITE AND BI-HYDRATED CALCIUM SULPHATE FOR THE PRODUCTION OF CEMENT
ZA757656B (en) The purification of waste gypsum
BE891065A (en) IMPROVEMENTS TO CALCINATION OF CALCIUM SULFATE DIHYDRATE
GB1545788A (en) Manufacture of calcium sulphate
IT1117953B (en) RAW MIXTURE TO PRODUCE CEMENT
SE7714522L (en) BUILDING ELEMENTS IN COMPOSITE FORM OF ANHYDRITE
IT1079014B (en) PROCEDURE FOR THE PRODUCTION OF OBJECTS SHAPED WITH BIHYDRATE CALCIUM SULPHATE
IT1060450B (en) CALCINATION OF BASIC FERRIC SULPHATES
DK355675A (en) SYNTHETIC ALKYLESTS OF PHOSPHATIC ACID AND OF STRUCTURAL ANALOGES THEIR PREPARATION AND USE
IE42222L (en) Calcium sulphate ó-semihydrate
DK524077A (en) SUBSTITUTED BENZENESULPHONIC ACID RISTS THEIR MANUFACTURE AND USE
IT1085011B (en) DRY POWDERED MIXTURE FOR PLASTERS WITH THE USE OF CALCIUM SULPHATE SEMI-HYDRATE