DK570087A - Forbedringer ved et calcineringsapparat - Google Patents

Forbedringer ved et calcineringsapparat

Info

Publication number
DK570087A
DK570087A DK570087A DK570087A DK570087A DK 570087 A DK570087 A DK 570087A DK 570087 A DK570087 A DK 570087A DK 570087 A DK570087 A DK 570087A DK 570087 A DK570087 A DK 570087A
Authority
DK
Denmark
Prior art keywords
hot gas
kettle
calcinating
gypsum
usual
Prior art date
Application number
DK570087A
Other languages
English (en)
Other versions
DK171273B1 (da
DK570087D0 (da
Inventor
David John Ball
Edward Varney
Philip Curtis
Martin Dzidrums
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.)
Filing date
Publication date
Application filed by Bpb Industries Plc filed Critical Bpb Industries Plc
Publication of DK570087D0 publication Critical patent/DK570087D0/da
Publication of DK570087A publication Critical patent/DK570087A/da
Application granted granted Critical
Publication of DK171273B1 publication Critical patent/DK171273B1/da

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J6/00—Heat treatments such as Calcining; Fusing ; Pyrolysis
    • B01J6/001—Calcining
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Meat, Egg Or Seafood Products (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Inorganic Insulating Materials (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Telephone Function (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Treatment Of Sludge (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
DK570087A 1986-10-30 1987-10-30 Fremgangsmåde og apparat itl calcinering af gips. DK171273B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8625964 1986-10-30
GB868625964A GB8625964D0 (en) 1986-10-30 1986-10-30 Calcination apparatus

Publications (3)

Publication Number Publication Date
DK570087D0 DK570087D0 (da) 1987-10-30
DK570087A true DK570087A (da) 1988-05-01
DK171273B1 DK171273B1 (da) 1996-08-19

Family

ID=10606544

Family Applications (1)

Application Number Title Priority Date Filing Date
DK570087A DK171273B1 (da) 1986-10-30 1987-10-30 Fremgangsmåde og apparat itl calcinering af gips.

Country Status (9)

Country Link
US (1) US4915623A (da)
EP (1) EP0282674B1 (da)
AT (1) ATE66442T1 (da)
AU (1) AU604510B2 (da)
DE (1) DE3772377D1 (da)
DK (1) DK171273B1 (da)
ES (1) ES2024520B3 (da)
GB (2) GB8625964D0 (da)
GR (1) GR3002680T3 (da)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9317849D0 (en) * 1993-08-27 1993-10-13 Bpb Industries Plc Improvements in calcination
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
US20050083173A1 (en) * 2003-10-20 2005-04-21 Konupek Ingrid H. Locking remote control
US7175426B2 (en) * 2004-02-27 2007-02-13 United States Gypsum Company High efficiency refractoryless kettle
US7121713B2 (en) * 2004-02-27 2006-10-17 United States Gypsum Company Swinging agitator for a gypsum calcining apparatus and the like
US7434980B2 (en) * 2004-02-27 2008-10-14 United States Gypsum Company Swinging agitator for a gypsum calcining apparatus and the like
ES2345135B1 (es) * 2007-07-17 2011-07-18 Fundacion Circe- Centro De Investigacion De Recursos Y Consumos Energeticos Dispositivo ciclonico para calcinacion y procedimiento de separacion de co2 usando dicho dispositivo.
JP6467245B2 (ja) * 2015-02-25 2019-02-06 吉野石膏株式会社 石膏焼成炉及び石膏焼成方法
CN107406319B (zh) * 2015-02-25 2020-06-12 吉野石膏株式会社 石膏煅烧装置及石膏煅烧方法
JP6619917B2 (ja) * 2015-02-25 2019-12-11 吉野石膏株式会社 石膏焼成炉及び石膏焼成方法
AU2017308954B2 (en) * 2016-08-10 2021-08-12 Yoshino Gypsum Co., Ltd. Apparatus and method for treating gypsum
US11046611B2 (en) * 2018-04-10 2021-06-29 Tru-Flow Systems, Inc. Calcining kettle, calcining system, and method

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1234240A (en) * 1917-02-13 1917-07-24 Carlton Geist Fluid-fuel furnace for heating castings.
US2464304A (en) * 1944-08-10 1949-03-15 Gottlieb Steven Method of and shaft kiln for burning, calcining, or sintering, granulated or briquetted materials
NL285104A (da) * 1961-11-13
DE1558080B1 (de) * 1967-03-23 1970-02-12 Schilde Ag Gipskocher mit Heissgaseinblasung
GB1488665A (en) * 1973-11-27 1977-10-12 Bpb Industries Ltd Calcining calcium sulphate dihydrate
NL185896C (nl) * 1979-01-08 1990-08-16 Bpb Industries Ltd Inrichting voor het met warmte behandelen van een korrelvormig materiaal.
US4238238A (en) * 1979-08-15 1980-12-09 United States Gypsum Company Calcining kettle having means for returning stack exhaust gas to calcining mixture
JPS5874137A (ja) * 1981-10-06 1983-05-04 ザ・ブリテイツシユ・ピトロ−リアム・コンパニ−・ピ−・エル・シ− ガス固体粒子方式
DE3248502A1 (de) * 1982-12-29 1984-07-05 Basf Ag, 6700 Ludwigshafen Verfahren zur temperierung einer in einem rohrreaktor in form eines festbettes angeordneten schuettung und eine anordnung zur durchfuehrung des verfahrens
FR2545388B1 (fr) * 1983-05-02 1985-08-09 Heckmann Emile Procede de cuisson-deshydratation et de sterilisation-dessiccation de dechets organiques, et dispositif pour la mise en oeuvre de ce procede
GB2185419B (en) * 1986-01-07 1990-04-18 Bpb Industries Plc Improvements in calcination apparatus

Also Published As

Publication number Publication date
ATE66442T1 (de) 1991-09-15
AU604510B2 (en) 1990-12-20
ES2024520B3 (es) 1992-03-01
EP0282674A3 (en) 1988-12-28
GB8725491D0 (en) 1987-12-02
EP0282674A2 (en) 1988-09-21
EP0282674B1 (en) 1991-08-21
GB8625964D0 (en) 1986-12-03
DK171273B1 (da) 1996-08-19
US4915623A (en) 1990-04-10
AU8048687A (en) 1988-05-05
GR3002680T3 (en) 1993-01-25
GB2198428A (en) 1988-06-15
DK570087D0 (da) 1987-10-30
DE3772377D1 (de) 1991-09-26

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PUP Patent expired