ZA817558B - Improvements in calcining calcium sulphate dihydrate - Google Patents

Improvements in calcining calcium sulphate dihydrate

Info

Publication number: ZA817558B
Authority: ZA; South Africa
Prior art keywords: calcium sulphate; sulphate dihydrate; calcining calcium; calcining; dihydrate
Prior art date: 1980-11-10

Application number

ZA817558A

Inventor

A Ward

D Ball

E Varney

Original Assignee

Bpb Industries Plc

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.)

1980-11-10

Filing date

1981-11-02

Publication date

1983-02-23

1981-11-02 Application filed by Bpb Industries Plc filed Critical Bpb Industries Plc

1983-02-23 Publication of ZA817558B publication Critical patent/ZA817558B/en

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
- C04B11/02—Methods and apparatus for dehydrating gypsum
- C04B11/028—Devices therefor characterised by the type of calcining devices used therefor or by the type of hemihydrate obtained
- C04B11/0281—Kettles; Marmites; Autoclaves
- 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)
Engineering & Computer Science (AREA)
Ceramic Engineering (AREA)
Materials Engineering (AREA)
Structural Engineering (AREA)
Organic Chemistry (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Paper (AREA)

ZA817558A 1980-11-10 1981-11-02 Improvements in calcining calcium sulphate dihydrate ZA817558B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB8036035		1980-11-10

Publications (1)

Publication Number	Publication Date
ZA817558B true ZA817558B (en)	1983-02-23

Family

ID=10517196

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA817558A ZA817558B (en)	1980-11-10	1981-11-02	Improvements in calcining calcium sulphate dihydrate

Country Status (20)

Country	Link
JP (1)	JPS57111240A (en)
KR (1)	KR830007460A (en)
AR (1)	AR226757A1 (en)
AU (1)	AU7735781A (en)
BE (1)	BE891065A (en)
BR (1)	BR8107289A (en)
CA (1)	CA1167641A (en)
DE (1)	DE3144583A1 (en)
DK (1)	DK496981A (en)
ES (1)	ES8301850A1 (en)
FI (1)	FI813540A7 (en)
FR (1)	FR2493826A1 (en)
IT (1)	IT1140282B (en)
LU (1)	LU83742A1 (en)
NL (1)	NL8105079A (en)
NO (1)	NO813799L (en)
NZ (1)	NZ198927A (en)
PL (1)	PL233756A1 (en)
SE (1)	SE8106655L (en)
ZA (1)	ZA817558B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3615739A1 (en) *	1986-05-09	1987-11-12	Benckiser Gmbh Joh A	CONTINUOUS METHOD AND DEVICE FOR PRODUCING INDUSTRIALLY RECYCLABLE PLASTER FROM INDUSTRIAL WASTE PLASTER
FR2836913B1 (en)	2002-03-08	2006-11-24	Lafarge Platres	DEVICE FOR DRYING AND / OR COOKING GYPSUM
DE102015223866A1 (en) *	2015-12-01	2017-06-01	Claudius Peters Projects Gmbh	Calcination plant and method for calcining

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1178806A (en) *	1957-07-12	1959-05-15	Ets Poliet & Chausson	Manufacturing process of plaster and equipment allowing the implementation
DE1940007B2 (en) *	1969-08-06	1973-06-07	Rheinstahl Ag, 4300 Essen	METHOD OF BURNING PLASTER IN A FLOW OF HEATING GAS
GB1488665A (en) *	1973-11-27	1977-10-12	Bpb Industries Ltd	Calcining calcium sulphate dihydrate
NL185896C (en) *	1979-01-08	1990-08-16	Bpb Industries Ltd	DEVICE FOR HEAT TREATMENT OF A GRANULAR MATERIAL.

1981
- 1981-11-02 ZA ZA817558A patent/ZA817558B/en unknown
- 1981-11-06 JP JP56178904A patent/JPS57111240A/en active Pending
- 1981-11-10 ES ES507492A patent/ES8301850A1/en not_active Expired
- 1981-11-10 FI FI813540A patent/FI813540A7/en not_active Application Discontinuation
- 1981-11-10 AR AR287398A patent/AR226757A1/en active
- 1981-11-10 SE SE8106655A patent/SE8106655L/en not_active Application Discontinuation
- 1981-11-10 KR KR1019810004310A patent/KR830007460A/en not_active Withdrawn
- 1981-11-10 DK DK496981A patent/DK496981A/en not_active Application Discontinuation
- 1981-11-10 NO NO813799A patent/NO813799L/en unknown
- 1981-11-10 CA CA000389818A patent/CA1167641A/en not_active Expired
- 1981-11-10 LU LU83742A patent/LU83742A1/en unknown
- 1981-11-10 AU AU77357/81A patent/AU7735781A/en not_active Abandoned
- 1981-11-10 BR BR8107289A patent/BR8107289A/en unknown
- 1981-11-10 NZ NZ198927A patent/NZ198927A/en unknown
- 1981-11-10 IT IT24957/81A patent/IT1140282B/en active
- 1981-11-10 DE DE19813144583 patent/DE3144583A1/en not_active Withdrawn
- 1981-11-10 PL PL23375681A patent/PL233756A1/xx unknown
- 1981-11-10 BE BE0/206500A patent/BE891065A/en not_active IP Right Cessation
- 1981-11-10 FR FR8121073A patent/FR2493826A1/en active Pending
- 1981-11-10 NL NL8105079A patent/NL8105079A/en not_active Application Discontinuation

Also Published As

Publication number	Publication date
FR2493826A1 (en)	1982-05-14
PL233756A1 (en)	1982-05-24
JPS57111240A (en)	1982-07-10
IT1140282B (en)	1986-09-24
NL8105079A (en)	1982-06-01
BE891065A (en)	1982-03-01
BR8107289A (en)	1982-08-03
FI813540L (en)	1982-05-11
NO813799L (en)	1982-05-11
KR830007460A (en)	1983-10-21
DE3144583A1 (en)	1982-09-09
CA1167641A (en)	1984-05-22
DK496981A (en)	1982-05-11
ES507492A0 (en)	1983-01-16
SE8106655L (en)	1982-05-11
NZ198927A (en)	1985-02-28
AR226757A1 (en)	1982-08-13
ES8301850A1 (en)	1983-01-16
IT8124957A0 (en)	1981-11-10
AU7735781A (en)	1982-05-20
LU83742A1 (en)	1982-02-18
FI813540A7 (en)	1982-05-11

Publication	Publication Date	Title
GB1538102A (en)	1979-01-10	Calcium sulphate hemihydrate plaster
GB8811393D0 (en)	1988-06-15	Calcium sulphate alpha-hemihydrate
GB2086300B (en)	1984-04-26	Gypsum board
GB2130265B (en)	1986-07-23	Gypsum board
GB2145074B (en)	1986-08-13	Calcium carbonate
GB8321593D0 (en)	1983-09-14	Gypsum composition
GB2053178B (en)	1983-05-05	Treating calcined gypsum
GB8329759D0 (en)	1983-12-14	Calcium carbonate
GB8331777D0 (en)	1984-01-04	Calcining raw phosphate materials
DE3274845D1 (en)	1987-02-05	Lime slaker
ZA747209B (en)	1975-11-26	Improvements in calcining calcium sulphate dihydrate
JPS5727952A (en)	1982-02-15	Hydrated cement composition
GB2086874B (en)	1985-09-04	Calcining calcium sulphate dihydrate
GB2130429B (en)	1986-07-23	Purifying phosphogypsum
GB2076791B (en)	1983-03-09	Alpha calcium sulfate hemihydrate production
JPS54131599A (en)	1979-10-12	Alumina composite calcium carbonate and its manufacture
JPS5711859A (en)	1982-01-21	Cement
ZA817558B (en)	1983-02-23	Improvements in calcining calcium sulphate dihydrate
NZ196626A (en)	1983-09-02	Producing quicklime by calcining in a rotary kiln
GB8329944D0 (en)	1983-12-14	Calcining calcium sulphate dihydrate
IE812634L (en)	1982-05-10	Improvements in calcining calcium sulphate dihydrate.
JPS56125256A (en)	1981-10-01	Magnesia cement composition
JPS56105291A (en)	1981-08-21	Top type lime calciner
JPS56120553A (en)	1981-09-21	Magnesia cement composition
SU1114021A1 (en)	1995-12-20	4-methoxibenzylguanidine or its sulfate