FR2552750B1 - Procede d'exploitation d'une installation de calcination pour la production de plusieurs qualites d'alumine - Google Patents

Procede d'exploitation d'une installation de calcination pour la production de plusieurs qualites d'alumine

Info

Publication number
FR2552750B1
FR2552750B1 FR8315605A FR8315605A FR2552750B1 FR 2552750 B1 FR2552750 B1 FR 2552750B1 FR 8315605 A FR8315605 A FR 8315605A FR 8315605 A FR8315605 A FR 8315605A FR 2552750 B1 FR2552750 B1 FR 2552750B1
Authority
FR
France
Prior art keywords
alumina
production
operating
several qualities
calcination plant
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
FR8315605A
Other languages
English (en)
Other versions
FR2552750A1 (fr
Inventor
Jean-Pierre Henin
Andre Pinoncely
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 FR8315605A priority Critical patent/FR2552750B1/fr
Publication of FR2552750A1 publication Critical patent/FR2552750A1/fr
Application granted granted Critical
Publication of FR2552750B1 publication Critical patent/FR2552750B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
FR8315605A 1983-09-30 1983-09-30 Procede d'exploitation d'une installation de calcination pour la production de plusieurs qualites d'alumine Expired FR2552750B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8315605A FR2552750B1 (fr) 1983-09-30 1983-09-30 Procede d'exploitation d'une installation de calcination pour la production de plusieurs qualites d'alumine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8315605A FR2552750B1 (fr) 1983-09-30 1983-09-30 Procede d'exploitation d'une installation de calcination pour la production de plusieurs qualites d'alumine

Publications (2)

Publication Number Publication Date
FR2552750A1 FR2552750A1 (fr) 1985-04-05
FR2552750B1 true FR2552750B1 (fr) 1987-08-14

Family

ID=9292704

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8315605A Expired FR2552750B1 (fr) 1983-09-30 1983-09-30 Procede d'exploitation d'une installation de calcination pour la production de plusieurs qualites d'alumine

Country Status (1)

Country Link
FR (1) FR2552750B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
FR2552750A1 (fr) 1985-04-05

Similar Documents

Publication Publication Date Title
FR2543153B1 (fr) Procede de transformation d'hydrocarbures par reformage pour favoriser la production de composes aromatiques
FR2601699B1 (fr) Procede pour la production d'un materiau composite revetu d'un phosphate de calcium
GB2186872B (en) Process for the production of sulfur
FR2518985B1 (fr) Procede de recuperation d'alumine
BR8302657A (pt) Processo de fabricacao de carboneto de calcio a partir de cal/calcario pulverizados e po de carvao
FR2543019B1 (fr) Procede pour la production de microcapsules
GR861373B (en) Process for continuous alumine production from monohydrated bauxites according to the bayer process
FR2552750B1 (fr) Procede d'exploitation d'une installation de calcination pour la production de plusieurs qualites d'alumine
MA20651A1 (fr) Procede pour la production de sulfate de potassium
FR2578904B1 (fr) Procede pour la realisation d'un tunnel
FR2573475B1 (fr) Nouveau procede pour l'exploitation de gisements de minerais
FR2488599B1 (fr) Procede pour la production d'acetylene a partir de charbon
FR2549816B1 (fr) Installation de calcination pour la production de plusieurs qualites d'alumine et procede d'exploitation de cette installation
FR2564084B1 (fr) Procede pour la preparation de carbonate de cuivre basique
ES537885A0 (es) Procedimiento para la flotacion de insolubles a partir de un mineral de potasa
FR2547982B1 (fr) Procede pour la production d'une nouvelle espece de camomille (denomination manzana)
FR2543028B1 (fr) Procede de formage d'une ebauche de rail metallique
FR2606768B1 (fr) Procede de production de soufre a partir de sulfate de calcium
FR2557885B1 (fr) Procede pour la gazeification de schlamms
PT74616B (en) Process for dewatering mineral materials suspensions
FR2644477B1 (fr) Procede pour la production de ferrosilicium
FR2595714B1 (fr) Procede perfectionne de production d'interleukine-0
RO92933A (fr) Procede pour la precipitation de la cellulose carbamate
DE3665443D1 (en) Process for the production of calcined lime with no or little water content
FR2551747B1 (fr) Procede de production d'aminobenzylamines

Legal Events

Date Code Title Description
ST Notification of lapse