CA1220323A - Process and apparatus for fluidized calcination of diamide lime, and desulfurizing agent - Google Patents

Process and apparatus for fluidized calcination of diamide lime, and desulfurizing agent

Info

Publication number
CA1220323A
CA1220323A CA000399484A CA399484A CA1220323A CA 1220323 A CA1220323 A CA 1220323A CA 000399484 A CA000399484 A CA 000399484A CA 399484 A CA399484 A CA 399484A CA 1220323 A CA1220323 A CA 1220323A
Authority
CA
Canada
Prior art keywords
lime
fluidized bed
heat medium
furnace
weight
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA000399484A
Other languages
English (en)
French (fr)
Inventor
Hiroyuki Ishizaka
Atsushi Takahashi
Yoshihara Muratsubaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Carbide Industries Co Inc
Original Assignee
Nippon Carbide Industries Co Inc
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 Nippon Carbide Industries Co Inc filed Critical Nippon Carbide Industries Co Inc
Application granted granted Critical
Publication of CA1220323A publication Critical patent/CA1220323A/en
Expired legal-status Critical Current

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
    • C04B2/00—Lime, magnesia or dolomite
    • C04B2/10—Preheating, burning calcining or cooling
    • C04B2/106—Preheating, burning calcining or cooling in fluidised bed furnaces
    • 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
    • B01J6/004—Calcining using hot gas streams in which the material is moved
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Treating Waste Gases (AREA)
  • Dental Preparations (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA000399484A 1981-04-09 1982-03-26 Process and apparatus for fluidized calcination of diamide lime, and desulfurizing agent Expired CA1220323A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP56052382A JPS57170823A (en) 1981-04-09 1981-04-09 Fluidized roasting method and apparatus
JP52,382/81 1981-04-09

Publications (1)

Publication Number Publication Date
CA1220323A true CA1220323A (en) 1987-04-14

Family

ID=12913247

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000399484A Expired CA1220323A (en) 1981-04-09 1982-03-26 Process and apparatus for fluidized calcination of diamide lime, and desulfurizing agent

Country Status (4)

Country Link
JP (1) JPS57170823A (enrdf_load_stackoverflow)
CA (1) CA1220323A (enrdf_load_stackoverflow)
DE (1) DE3212210A1 (enrdf_load_stackoverflow)
NO (1) NO164832C (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2693730B1 (fr) * 1992-07-16 1994-09-30 Bp Chemicals Snc Réacteur à lit fluidisé et procédé de soutirage.
EP0579426B1 (en) * 1992-07-16 1998-03-18 BP Chemicals Limited Polymerization process
GB0413671D0 (en) * 2004-06-18 2004-07-21 Clyde Blowers Ltd Conveying device
DE102008031293A1 (de) * 2008-07-02 2010-01-07 Alzchem Trostberg Gmbh Verfahren zur Herstellung von Branntkalk
JP5120475B2 (ja) * 2011-03-28 2013-01-16 三菱マテリアル株式会社 生石灰の製造設備並びに消石灰の製造設備および製造方法
GB201304590D0 (en) * 2013-03-14 2013-05-01 Univ Aberdeen Cement composition and method of producing the same

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2105733B2 (de) * 1971-02-08 1975-02-06 Sueddeutsche Kalkstickstoff-Werke Ag, 8223 Trostberg Vorrichtung zur Entnahme eines fluidisierbaren Feststoffes aus einem Druckbehälter
JPS49130871A (enrdf_load_stackoverflow) * 1973-04-24 1974-12-14
SU474665A1 (ru) * 1973-06-13 1975-06-25 Государственный Всесоюзный Научно-Исследовательский Институт Строительных Материалов И Конструкций Шахтна печь кип щего сло
JPS5129113A (en) * 1974-09-05 1976-03-12 Sony Corp Eizoshingo no henchosochi
US3995987A (en) * 1975-03-31 1976-12-07 Macaskill Donald Heat treatment of particulate materials
JPS5450414A (en) * 1977-09-30 1979-04-20 Ibiden Co Ltd Hot iron desulfurizing agent and production thereof
JPS5486417A (en) * 1977-12-23 1979-07-10 Ibiden Co Ltd Hot iron desulfurizing agent and production thereof
JPS55110712A (en) * 1979-02-15 1980-08-26 Kawasaki Steel Corp Desulfurizing agent for blowing-in
JPS56158827A (en) * 1980-05-10 1981-12-07 Nippon Carbide Ind Co Ltd Powdered composition for desulfurizing agent

Also Published As

Publication number Publication date
DE3212210A1 (de) 1982-11-04
NO164832B (no) 1990-08-13
JPS57170823A (en) 1982-10-21
JPH0118014B2 (enrdf_load_stackoverflow) 1989-04-03
NO821190L (no) 1982-10-11
NO164832C (no) 1990-11-21
DE3212210C2 (enrdf_load_stackoverflow) 1991-02-21

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Legal Events

Date Code Title Description
MKEX Expiry