FR2491052A1 - Procede et dispositif de dissolution continue et de transformation plus poussee de l'aluminium dans les matieres premieres contenant de l'aluminium selon le procede bayer - Google Patents
Procede et dispositif de dissolution continue et de transformation plus poussee de l'aluminium dans les matieres premieres contenant de l'aluminium selon le procede bayer Download PDFInfo
- Publication number
- FR2491052A1 FR2491052A1 FR8110548A FR8110548A FR2491052A1 FR 2491052 A1 FR2491052 A1 FR 2491052A1 FR 8110548 A FR8110548 A FR 8110548A FR 8110548 A FR8110548 A FR 8110548A FR 2491052 A1 FR2491052 A1 FR 2491052A1
- Authority
- FR
- France
- Prior art keywords
- wall
- isolated
- stream
- mixed
- streams
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 37
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 10
- 239000002994 raw material Substances 0.000 title claims abstract description 7
- 238000004131 Bayer process Methods 0.000 title claims abstract description 5
- 238000004090 dissolution Methods 0.000 title abstract description 4
- 239000000463 material Substances 0.000 claims abstract description 69
- 230000003068 static effect Effects 0.000 claims abstract description 38
- 238000002156 mixing Methods 0.000 claims abstract description 36
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 9
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910001388 sodium aluminate Inorganic materials 0.000 claims abstract description 4
- 239000011261 inert gas Substances 0.000 claims abstract description 3
- 239000000654 additive Substances 0.000 claims abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract 3
- 238000009434 installation Methods 0.000 claims description 41
- 238000005192 partition Methods 0.000 claims description 41
- 238000005063 solubilization Methods 0.000 claims description 14
- 230000007928 solubilization Effects 0.000 claims description 14
- 238000013019 agitation Methods 0.000 claims description 10
- 238000000926 separation method Methods 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 230000001154 acute effect Effects 0.000 claims description 5
- 238000003303 reheating Methods 0.000 claims description 3
- 239000003599 detergent Substances 0.000 claims description 2
- 238000012986 modification Methods 0.000 claims description 2
- 230000004048 modification Effects 0.000 claims description 2
- 239000011344 liquid material Substances 0.000 claims 2
- 239000006193 liquid solution Substances 0.000 claims 1
- 230000035515 penetration Effects 0.000 claims 1
- 238000010992 reflux Methods 0.000 claims 1
- 230000000284 resting effect Effects 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract description 8
- 239000002002 slurry Substances 0.000 abstract description 4
- 239000004411 aluminium Substances 0.000 abstract 2
- 230000000996 additive effect Effects 0.000 abstract 1
- 230000029087 digestion Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 7
- 230000007423 decrease Effects 0.000 description 5
- 239000007791 liquid phase Substances 0.000 description 5
- 238000011084 recovery Methods 0.000 description 5
- 238000010306 acid treatment Methods 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241001503485 Mammuthus Species 0.000 description 1
- MXRIRQGCELJRSN-UHFFFAOYSA-N O.O.O.[Al] Chemical compound O.O.O.[Al] MXRIRQGCELJRSN-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000004645 aluminates Chemical class 0.000 description 1
- -1 aluminum compound Chemical class 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
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
- C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
- C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
- C01F7/062—Digestion
-
- 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
- C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
- C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
- C01F7/062—Digestion
- C01F7/064—Apparatus for digestion, e.g. digestor vessels or heat exchangers
Landscapes
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nutrition Science (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU802392A HU182807B (en) | 1980-10-01 | 1980-10-01 | Process for the continuous digestion and further treatment of the aluminium content of raw materials containing aluminium according to the bayer technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2491052A1 true FR2491052A1 (fr) | 1982-04-02 |
| FR2491052B1 FR2491052B1 (ref) | 1983-03-04 |
Family
ID=10959122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8110548A Granted FR2491052A1 (fr) | 1980-10-01 | 1981-05-27 | Procede et dispositif de dissolution continue et de transformation plus poussee de l'aluminium dans les matieres premieres contenant de l'aluminium selon le procede bayer |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH656602A5 (ref) |
| DE (1) | DE3136138C2 (ref) |
| FR (1) | FR2491052A1 (ref) |
| HU (1) | HU182807B (ref) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT409350B (de) * | 2000-06-28 | 2002-07-25 | Kostjak Michael Dipl Ing Dr Te | Verfahren zum herauslösen von metallischem aluminium aus aluminiumhaltigen, festen abfällen |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3222141A (en) * | 1960-03-23 | 1965-12-07 | Kaiser Aluminium Chem Corp | Digesting apparatus |
| FR1523303A (fr) * | 1967-03-20 | 1968-05-03 | Pechiney | Procédé perfectionné d'attaque de la bauxite en milieu alcalin |
| FR2286199A1 (fr) * | 1974-09-28 | 1976-04-23 | Sumitomo Chemical Co | Procede d'extraction de l'alumine de minerais en contenant |
| FR2311577A1 (fr) * | 1975-05-21 | 1976-12-17 | Exxon France | Melangeur statique |
| FR2360514A1 (fr) * | 1976-08-06 | 1978-03-03 | Sumitomo Aluminium Smelting Co | Procede d'extraction de l'alumine de minerais en contenant |
| FR2376688A1 (fr) * | 1977-01-10 | 1978-08-04 | Anglian Water Authority | Procede et appareil pour former une dispersion aqueuse stable de produits a base de silicate |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE754657Q (fr) * | 1965-11-29 | 1971-01-18 | Kenics Corp | Appareil melangeur |
| CH537208A (de) * | 1971-04-29 | 1973-07-13 | Sulzer Ag | Mischeinrichtung für fliessfähige Medien |
| CH563802A5 (ref) * | 1973-04-18 | 1975-07-15 | Sulzer Ag |
-
1980
- 1980-10-01 HU HU802392A patent/HU182807B/hu not_active IP Right Cessation
-
1981
- 1981-05-27 FR FR8110548A patent/FR2491052A1/fr active Granted
- 1981-09-11 DE DE3136138A patent/DE3136138C2/de not_active Expired
- 1981-09-23 CH CH6182/81A patent/CH656602A5/de not_active IP Right Cessation
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3222141A (en) * | 1960-03-23 | 1965-12-07 | Kaiser Aluminium Chem Corp | Digesting apparatus |
| FR1523303A (fr) * | 1967-03-20 | 1968-05-03 | Pechiney | Procédé perfectionné d'attaque de la bauxite en milieu alcalin |
| FR2286199A1 (fr) * | 1974-09-28 | 1976-04-23 | Sumitomo Chemical Co | Procede d'extraction de l'alumine de minerais en contenant |
| FR2311577A1 (fr) * | 1975-05-21 | 1976-12-17 | Exxon France | Melangeur statique |
| FR2360514A1 (fr) * | 1976-08-06 | 1978-03-03 | Sumitomo Aluminium Smelting Co | Procede d'extraction de l'alumine de minerais en contenant |
| FR2376688A1 (fr) * | 1977-01-10 | 1978-08-04 | Anglian Water Authority | Procede et appareil pour former une dispersion aqueuse stable de produits a base de silicate |
Also Published As
| Publication number | Publication date |
|---|---|
| CH656602A5 (de) | 1986-07-15 |
| DE3136138C2 (de) | 1986-03-13 |
| DE3136138A1 (de) | 1982-04-29 |
| FR2491052B1 (ref) | 1983-03-04 |
| HU182807B (en) | 1984-03-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2499963A1 (fr) | Procede et installation pour le traitement en plusieurs etages des eaux douces, des eaux saumatres, des eaux de mer et des eaux usees, avec recuperation d'energie, de moyens de traitement et de produits | |
| CN104445477B (zh) | 用于高盐有机废水处理的蒸发结晶制盐设备及废水处理系统 | |
| US9089796B2 (en) | Sedimentation and floatation wastewater treatment device with a heater | |
| CH644531A5 (fr) | Procede de traitement par la chaleur de materiel en particules et appareillage de mise en oeuvre. | |
| RU2006141345A (ru) | Способ и бродильный аппарат для анаэробного сбраживания биологических отходов | |
| FR3037055A1 (fr) | Reacteur de carbonisation hydrothermale a melange optimise de boue et vapeur | |
| FR2459206A1 (fr) | Procede et dispositif pour le traitement anaerobie d'eaux usees | |
| JP3086444B2 (ja) | 結晶化装置、少なくとも２つの結晶化装置の組み合わせ、そして結晶化方法 | |
| FR2502507A1 (fr) | Procede et installation d'echange de masse a contre-courant entre deux phases de densites differentes | |
| CN104386769B (zh) | 从高盐有机废水中选择性提取盐分的方法 | |
| CN212504418U (zh) | 一种高盐废水的盐水分离装置 | |
| EP0694027B1 (fr) | INSTALLATION ET PROCEDE DE DECARBONATATION ET DE DETARTRAGE EN CONTINU D'EAUX BRUTES CALCAIRES EN pH NEUTRE | |
| RU2348470C1 (ru) | Способ и установка для получения битума из устаревших кровельных материалов | |
| RU2785182C2 (ru) | Способ и устройство для очистки теплообменников-конденсаторов от осадка фталевого ангидрида | |
| RU2163499C1 (ru) | Противоточный горизонтальный шнековый экстрактор | |
| RU2720697C1 (ru) | Способ очистки отработанных проппантов от нефти | |
| BE677468A (ref) | ||
| BE356298A (ref) | ||
| JPH1057706A5 (ref) | ||
| CN119330445A (zh) | 一种蒸发系统 | |
| US1539246A (en) | Acid concentration | |
| BE393305A (ref) | ||
| SU1125004A1 (ru) | Термический дегазатор | |
| SU1486154A1 (ru) | Установка для обжаривания пищевых продуктов | |
| Rajan et al. | Sodium cleaning and disposal methods in experimental facilities |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |