BE793693A - METHOD AND DEVICE FOR CREATING MULTI-PHASE GYPSUMS - Google Patents

METHOD AND DEVICE FOR CREATING MULTI-PHASE GYPSUMS

Info

Publication number: BE793693A
Authority: BE; Belgium
Prior art keywords: gypsums; phase; creating multi; creating; phase gypsums
Prior art date: 1972-01-07

Application number

BE793693A

Other languages

French (fr)

Inventor

O Jenne

J Steinkuhl

O F Wiechmann

G Reimann

Original Assignee

Rheinstahl Ag

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.)

1972-01-07

Filing date

1973-01-05

Publication date

1973-05-02

1973-01-05 Application filed by Rheinstahl Ag filed Critical Rheinstahl Ag

1973-05-02 Publication of BE793693A publication Critical patent/BE793693A/en

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
- 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
- C04B11/02—Methods and apparatus for dehydrating gypsum
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/54—Particles characterised by their aspect ratio, i.e. the ratio of sizes in the longest to the shortest dimension
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Ceramic Engineering (AREA)
Materials Engineering (AREA)
Structural Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Inorganic Chemistry (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Compositions Of Oxide Ceramics (AREA)

BE793693A 1972-01-07 1973-01-05 METHOD AND DEVICE FOR CREATING MULTI-PHASE GYPSUMS BE793693A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19722200532 DE2200532A1 (en)	1972-01-07	1972-01-07	METHOD AND DEVICE FOR MANUFACTURING MULTI-PHASE PLASTER

Publications (1)

Publication Number	Publication Date
BE793693A true BE793693A (en)	1973-05-02

Family

ID=5832427

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE793693A BE793693A (en)	1972-01-07	1973-01-05	METHOD AND DEVICE FOR CREATING MULTI-PHASE GYPSUMS

Country Status (8)

Country	Link
US (1)	US3829280A (en)
JP (1)	JPS5219559B2 (en)
AT (1)	AT328948B (en)
BE (1)	BE793693A (en)
CH (1)	CH585677A5 (en)
DE (1)	DE2200532A1 (en)
FR (1)	FR2166919A5 (en)
GB (1)	GB1400830A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2276276A1 (en) *	1974-06-28	1976-01-23	Rhone Poulenc Ind	PLASTER PREPARATION PROCESS
US4080422A (en) *	1975-06-30	1978-03-21	United States Gypsum Company	Method for producing insoluble calcium sulfate anhydrite
GB2140702A (en) *	1980-11-10	1984-12-05	Bpb Industries Plc	Fluidised bed calcination
US4435183A (en)	1982-02-16	1984-03-06	United States Gypsum Company	Process for rapid dewatering and drying of calcium sulfate hemihydrate
US4569831A (en) *	1985-04-01	1986-02-11	Fuller Company	Process and apparatus for calcining gypsum
JP2009534279A (en) *	2005-12-07	2009-09-24	ジプスミックス（エスアーアールエル）	Method for stabilizing metastable soluble type III anhydrous gypsum, method for producing hydraulic binder based on stable soluble type III anhydrous gypsum, resulting hydraulic binder, use of this binder and Industrial equipment for the implementation of such methods
EA015082B1 (en) *	2006-12-20	2011-04-29	Дзе Ньюджип Корп.	Calcium sulfate hemihydrate treatment process
EP2116294A1 (en) *	2008-05-09	2009-11-11	Claudius Peters Technologies GmbH	Calcination method and facility
DE102010033988A1 (en) *	2010-08-11	2012-02-16	Grenzebach Bsh Gmbh	Method and device for stabilizing, cooling and dehumidifying stucco
US8793897B2 (en)	2010-08-11	2014-08-05	Grenzebach Bsh Gmbh	Process and device for stabilising, cooling and dehumidifying gypsum plaster
EP2894135A1 (en)	2014-01-10	2015-07-15	Saint-Gobain Placo SAS	Method of curing a gypsum calcination product
JP6794380B2 (en) *	2016-02-02	2020-12-02	吉野石膏株式会社	Gypsum processing equipment and gypsum processing method

1972
- 1972-01-07 DE DE19722200532 patent/DE2200532A1/en active Pending
- 1972-10-03 GB GB4555472A patent/GB1400830A/en not_active Expired
- 1972-10-04 JP JP47099146A patent/JPS5219559B2/ja not_active Expired
- 1972-10-05 CH CH1452172A patent/CH585677A5/xx not_active IP Right Cessation
- 1972-10-16 US US00298009A patent/US3829280A/en not_active Expired - Lifetime
- 1972-10-16 AT AT884372A patent/AT328948B/en not_active IP Right Cessation
- 1972-10-18 FR FR7236842A patent/FR2166919A5/fr not_active Expired
1973
- 1973-01-05 BE BE793693A patent/BE793693A/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
FR2166919A5 (en)	1973-08-17
CH585677A5 (en)	1977-03-15
DE2200532A1 (en)	1973-07-12
ATA884372A (en)	1975-06-15
JPS4874497A (en)	1973-10-06
US3829280A (en)	1974-08-13
AT328948B (en)	1976-04-12
JPS5219559B2 (en)	1977-05-28
GB1400830A (en)	1975-07-23

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Legal Events

Date

Code

Title

Description

1986-07-31

RE

Patent lapsed

Owner name: RHEINSTAHL A.G.

Effective date: 19860131