FR2124840A5 - Alumina calcining plant feed - employing a hot gas feed conveyor - Google Patents
Alumina calcining plant feed - employing a hot gas feed conveyorInfo
- Publication number
- FR2124840A5 FR2124840A5 FR7202384A FR7202384A FR2124840A5 FR 2124840 A5 FR2124840 A5 FR 2124840A5 FR 7202384 A FR7202384 A FR 7202384A FR 7202384 A FR7202384 A FR 7202384A FR 2124840 A5 FR2124840 A5 FR 2124840A5
- Authority
- FR
- France
- Prior art keywords
- kiln
- cyclone
- employing
- hot gas
- alumina
- 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
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
- 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
-
- 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
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cyclones (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712103949 DE2103949A1 (de) | 1971-01-28 | 1971-01-28 | Vorrichtung zur kontinuierlichen Beschickung einer Tonerdekalzinierungsanlage mit Hydraten des Aluminiums |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2124840A5 true FR2124840A5 (en) | 1972-09-22 |
Family
ID=5797141
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7202384A Expired FR2124840A5 (en) | 1971-01-28 | 1972-01-25 | Alumina calcining plant feed - employing a hot gas feed conveyor |
Country Status (4)
Country | Link |
---|---|
DD (1) | DD95838A5 (hu) |
DE (1) | DE2103949A1 (hu) |
FR (1) | FR2124840A5 (hu) |
HU (1) | HU165945B (hu) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2442414A1 (fr) * | 1978-11-27 | 1980-06-20 | Pechiney Aluminium | Perfectionnements aux installations pour la calcination d'alumine et de produits analogues |
FR2549816A1 (fr) * | 1983-07-28 | 1985-02-01 | Fives Cail Babcock | Installation de calcination pour la production de plusieurs qualites d'alumine et procede d'exploitation de cette installation |
FR2552750A1 (fr) * | 1983-09-30 | 1985-04-05 | Fives Cail Babcock | Procede d'exploitation d'une installation de calcination pour la production de plusieurs qualites d'alumine |
WO1996036563A1 (en) * | 1995-05-17 | 1996-11-21 | Aluchem, Inc. | Method and apparatus for making high-grade alumina from low-grade aluminum oxide fines |
-
1971
- 1971-01-28 DE DE19712103949 patent/DE2103949A1/de active Pending
-
1972
- 1972-01-24 DD DD160480A patent/DD95838A5/xx unknown
- 1972-01-25 FR FR7202384A patent/FR2124840A5/fr not_active Expired
- 1972-01-27 HU HUKO2489A patent/HU165945B/hu unknown
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2442414A1 (fr) * | 1978-11-27 | 1980-06-20 | Pechiney Aluminium | Perfectionnements aux installations pour la calcination d'alumine et de produits analogues |
FR2549816A1 (fr) * | 1983-07-28 | 1985-02-01 | Fives Cail Babcock | Installation de calcination pour la production de plusieurs qualites d'alumine et procede d'exploitation de cette installation |
FR2552750A1 (fr) * | 1983-09-30 | 1985-04-05 | Fives Cail Babcock | Procede d'exploitation d'une installation de calcination pour la production de plusieurs qualites d'alumine |
WO1996036563A1 (en) * | 1995-05-17 | 1996-11-21 | Aluchem, Inc. | Method and apparatus for making high-grade alumina from low-grade aluminum oxide fines |
Also Published As
Publication number | Publication date |
---|---|
HU165945B (hu) | 1974-12-28 |
DE2103949A1 (de) | 1972-08-17 |
DD95838A5 (hu) | 1973-02-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |