FR2549816B1 - Installation de calcination pour la production de plusieurs qualites d'alumine et procede d'exploitation de cette installation - Google Patents

Installation de calcination pour la production de plusieurs qualites d'alumine et procede d'exploitation de cette installation

Info

Publication number
FR2549816B1
FR2549816B1 FR8312459A FR8312459A FR2549816B1 FR 2549816 B1 FR2549816 B1 FR 2549816B1 FR 8312459 A FR8312459 A FR 8312459A FR 8312459 A FR8312459 A FR 8312459A FR 2549816 B1 FR2549816 B1 FR 2549816B1
Authority
FR
France
Prior art keywords
alumina
production
operating
same
several qualities
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
FR8312459A
Other languages
English (en)
Other versions
FR2549816A1 (fr
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.)
Fives Cail Babcock SA
Original Assignee
Fives Cail Babcock SA
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 Fives Cail Babcock SA filed Critical Fives Cail Babcock SA
Priority to FR8312459A priority Critical patent/FR2549816B1/fr
Priority to GB08418423A priority patent/GB2144206B/en
Priority to DE19843426668 priority patent/DE3426668A1/de
Publication of FR2549816A1 publication Critical patent/FR2549816A1/fr
Application granted granted Critical
Publication of FR2549816B1 publication Critical patent/FR2549816B1/fr
Expired legal-status Critical Current

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
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/44—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water
    • C01F7/441—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by calcination
    • C01F7/445—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by calcination making use of a fluidised bed
    • 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
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/44—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water
    • C01F7/441—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by calcination
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B15/00—Fluidised-bed furnaces; Other furnaces using or treating finely-divided materials in dispersion
    • F27B15/003—Cyclones or chain of cyclones
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
    • F27B7/2016—Arrangements of preheating devices for the charge
    • F27B7/2025—Arrangements of preheating devices for the charge consisting of a single string of cyclones
    • F27B7/2033—Arrangements of preheating devices for the charge consisting of a single string of cyclones with means for precalcining the raw material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Furnace Details (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
FR8312459A 1983-07-28 1983-07-28 Installation de calcination pour la production de plusieurs qualites d'alumine et procede d'exploitation de cette installation Expired FR2549816B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR8312459A FR2549816B1 (fr) 1983-07-28 1983-07-28 Installation de calcination pour la production de plusieurs qualites d'alumine et procede d'exploitation de cette installation
GB08418423A GB2144206B (en) 1983-07-28 1984-07-19 Calcination installation for producing various grades of alumina and a method of operation
DE19843426668 DE3426668A1 (de) 1983-07-28 1984-07-19 Kalzinierungsanlage zur herstellung mehrerer unterschiedlicher tonerdequalitaeten und verfahren zum betrieb dieser anlage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8312459A FR2549816B1 (fr) 1983-07-28 1983-07-28 Installation de calcination pour la production de plusieurs qualites d'alumine et procede d'exploitation de cette installation

Publications (2)

Publication Number Publication Date
FR2549816A1 FR2549816A1 (fr) 1985-02-01
FR2549816B1 true FR2549816B1 (fr) 1985-11-15

Family

ID=9291186

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8312459A Expired FR2549816B1 (fr) 1983-07-28 1983-07-28 Installation de calcination pour la production de plusieurs qualites d'alumine et procede d'exploitation de cette installation

Country Status (3)

Country Link
DE (1) DE3426668A1 (fr)
FR (1) FR2549816B1 (fr)
GB (1) GB2144206B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3522883A1 (de) * 1985-06-26 1987-01-08 Krupp Polysius Ag Verfahren und anlage zur waermebehandlung von feinkoernigem gut
AU2022100082B4 (en) * 2019-11-26 2023-06-22 Metso Metals Oy Optimized semi-dry process for sintering of aluminosilicates in the production of alumina
CN111807398A (zh) * 2020-06-16 2020-10-23 汝州市小微结构陶瓷有限公司 一种微晶高铝球石和衬砖用α-氧化铝微粉生产工艺

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1248038A (fr) * 1959-10-28 1960-12-09 Electrochimie Electrometallurg Procédé de fabrication d'alumines anhydres
DE2048207A1 (de) * 1970-10-01 1972-04-06 Kloeckner Humboldt Deutz Ag Einrichtung zur Herstellung von Tonerde aus Tonerdehydrat
DE2103949A1 (de) * 1971-01-28 1972-08-17 Kloeckner Humboldt Deutz Ag Vorrichtung zur kontinuierlichen Beschickung einer Tonerdekalzinierungsanlage mit Hydraten des Aluminiums
AU471315B2 (en) * 1972-05-20 1976-04-15 Ishikawajima-Harima Jukogyo K.K. Apparatus for burning materials of cement andthe luce
US4071309A (en) * 1976-05-28 1978-01-31 Allis-Chalmers Corporation Method and apparatus for making cement with preheater, kiln and heat exchanger for heating combustion air
NO791174L (no) * 1978-04-20 1979-10-23 Smidth & Co As F L Fremgangsmaate for fremstilling av vannfri aluminiumoksyd

Also Published As

Publication number Publication date
DE3426668A1 (de) 1985-02-07
GB2144206B (en) 1986-11-19
GB8418423D0 (en) 1984-08-22
GB2144206A (en) 1985-02-27
FR2549816A1 (fr) 1985-02-01

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Legal Events

Date Code Title Description
ST Notification of lapse