NO139823C - Fremgangsmaate og apparat til brenning av kalsiumsulfat-dihydrat - Google Patents

Fremgangsmaate og apparat til brenning av kalsiumsulfat-dihydrat

Info

Publication number
NO139823C
NO139823C NO744190A NO744190A NO139823C NO 139823 C NO139823 C NO 139823C NO 744190 A NO744190 A NO 744190A NO 744190 A NO744190 A NO 744190A NO 139823 C NO139823 C NO 139823C
Authority
NO
Norway
Prior art keywords
appliance
calcium sulphate
sulphate dihydrate
burning calcium
burning
Prior art date
Application number
NO744190A
Other languages
English (en)
Norwegian (no)
Other versions
NO744190L (da
NO139823B (no
Inventor
James Stanley George
Arthur George Terry Ward
Percy Nariman Pastakia
Original Assignee
Bpb Industries Ltd
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 Bpb Industries Ltd filed Critical Bpb Industries Ltd
Publication of NO744190L publication Critical patent/NO744190L/no
Publication of NO139823B publication Critical patent/NO139823B/no
Publication of NO139823C publication Critical patent/NO139823C/no

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
    • C04B11/02—Methods and apparatus for dehydrating gypsum

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)
  • Baking, Grill, Roasting (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Noodles (AREA)
  • Commercial Cooking Devices (AREA)
  • Cookers (AREA)
NO744190A 1973-11-27 1974-11-20 Fremgangsmaate og apparat til brenning av kalsiumsulfat-dihydrat NO139823C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB54940/73A GB1488665A (en) 1973-11-27 1973-11-27 Calcining calcium sulphate dihydrate

Publications (3)

Publication Number Publication Date
NO744190L NO744190L (da) 1975-06-23
NO139823B NO139823B (no) 1979-02-05
NO139823C true NO139823C (no) 1979-05-16

Family

ID=10472525

Family Applications (1)

Application Number Title Priority Date Filing Date
NO744190A NO139823C (no) 1973-11-27 1974-11-20 Fremgangsmaate og apparat til brenning av kalsiumsulfat-dihydrat

Country Status (18)

Country Link
JP (1) JPS56370B2 (da)
AT (1) AT363376B (da)
BE (1) BE822555A (da)
CA (1) CA1044014A (da)
CH (1) CH605449A5 (da)
DE (1) DE2454857C3 (da)
DK (1) DK153939C (da)
ES (1) ES432269A1 (da)
FI (1) FI59383C (da)
FR (1) FR2252308B1 (da)
GB (1) GB1488665A (da)
IE (1) IE40249B1 (da)
IT (1) IT1026570B (da)
LU (1) LU71346A1 (da)
NL (1) NL181501C (da)
NO (1) NO139823C (da)
SE (1) SE7414838L (da)
ZA (1) ZA747209B (da)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA793953B (en) * 1978-08-08 1980-08-27 Coal Industry Patents Ltd Heat treatment of material
NL185896C (nl) * 1979-01-08 1990-08-16 Bpb Industries Ltd Inrichting voor het met warmte behandelen van een korrelvormig materiaal.
GB2140702A (en) * 1980-11-10 1984-12-05 Bpb Industries Plc Fluidised bed calcination
ZA817558B (en) * 1980-11-10 1983-02-23 Bpb Industries Plc Improvements in calcining calcium sulphate dihydrate
US4626199A (en) * 1985-04-25 1986-12-02 United States Gypsum Company Submerged combustion calcination
US4744961A (en) * 1985-04-25 1988-05-17 United States Gypsum Company Submerged combustion calcination
DE3536321A1 (de) * 1985-10-11 1987-04-23 Bischoff Gasreinigung Verfahren und reaktor fuer die herstellung von alphahalbhydratgips aus calciumsulfatdihydrat von nach dem nasswaschverfahren mit kalk arbeitenden rauchgasentschwefelungsanlagen
GB8625964D0 (en) * 1986-10-30 1986-12-03 Bpb Industries Plc Calcination apparatus
US5743954A (en) * 1995-02-02 1998-04-28 United States Gypsum Company Method for continuous refractoryless calcining of gypsum
US5743728A (en) * 1995-08-15 1998-04-28 Usg Corporation Method and system for multi-stage calcining of gypsum to produce an anhydrite product
US7434980B2 (en) 2004-02-27 2008-10-14 United States Gypsum Company Swinging agitator for a gypsum calcining apparatus and the like
US7175426B2 (en) 2004-02-27 2007-02-13 United States Gypsum Company High efficiency refractoryless kettle

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE624555A (da) * 1961-11-13 1963-03-01

Also Published As

Publication number Publication date
AU7560974A (en) 1976-05-27
AT363376B (de) 1981-07-27
NO744190L (da) 1975-06-23
DE2454857A1 (de) 1975-05-28
FR2252308A1 (da) 1975-06-20
BE822555A (fr) 1975-03-14
DE2454857C3 (de) 1980-03-13
JPS5084497A (da) 1975-07-08
NL181501B (nl) 1987-04-01
FI59383B (fi) 1981-04-30
SE7414838L (da) 1975-05-28
IE40249B1 (en) 1979-04-11
JPS56370B2 (da) 1981-01-07
LU71346A1 (da) 1975-06-11
IE40249L (en) 1975-05-27
NL7415482A (nl) 1975-05-29
DK153939C (da) 1989-02-20
ATA949574A (de) 1980-12-15
NL181501C (nl) 1987-09-01
CH605449A5 (da) 1978-09-29
GB1488665A (en) 1977-10-12
FI59383C (fi) 1981-08-10
DK153939B (da) 1988-09-26
CA1044014A (en) 1978-12-12
ES432269A1 (es) 1976-12-16
DK613974A (da) 1975-09-29
IT1026570B (it) 1978-10-20
FR2252308B1 (da) 1982-09-17
NO139823B (no) 1979-02-05
ZA747209B (en) 1975-11-26
FI337974A (da) 1975-05-28
DE2454857B2 (de) 1979-07-12

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