DE2606979C3 - Verfahren zur Herstellung von Aluminium durch elektrolytische Reduktion von calciniertem Aluminiumoxid - Google Patents
Verfahren zur Herstellung von Aluminium durch elektrolytische Reduktion von calciniertem AluminiumoxidInfo
- Publication number
- DE2606979C3 DE2606979C3 DE2606979A DE2606979A DE2606979C3 DE 2606979 C3 DE2606979 C3 DE 2606979C3 DE 2606979 A DE2606979 A DE 2606979A DE 2606979 A DE2606979 A DE 2606979A DE 2606979 C3 DE2606979 C3 DE 2606979C3
- Authority
- DE
- Germany
- Prior art keywords
- alumina
- grains
- particles
- aluminum oxide
- cell
- 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
- 238000000034 method Methods 0.000 title claims description 17
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 title claims description 15
- 229910052782 aluminium Inorganic materials 0.000 title claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims description 8
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 61
- 239000002245 particle Substances 0.000 claims description 40
- 239000007789 gas Substances 0.000 claims description 16
- 150000004684 trihydrates Chemical class 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000002425 crystallisation Methods 0.000 claims description 4
- 230000008025 crystallization Effects 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000009490 roller compaction Methods 0.000 claims 1
- 239000000047 product Substances 0.000 description 33
- 239000000428 dust Substances 0.000 description 19
- 238000001354 calcination Methods 0.000 description 11
- 238000004131 Bayer process Methods 0.000 description 7
- 239000003792 electrolyte Substances 0.000 description 7
- 206010039509 Scab Diseases 0.000 description 6
- 238000005056 compaction Methods 0.000 description 6
- 238000001556 precipitation Methods 0.000 description 6
- 238000003915 air pollution Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000012717 electrostatic precipitator Substances 0.000 description 4
- 239000010419 fine particle Substances 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 238000005469 granulation Methods 0.000 description 2
- 230000003179 granulation Effects 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000013022 venting Methods 0.000 description 2
- 229910016569 AlF 3 Inorganic materials 0.000 description 1
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminium flouride Chemical compound F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 description 1
- 101100004392 Arabidopsis thaliana BHLH147 gene Proteins 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 241001676573 Minium Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 1
- 229910001570 bauxite Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- UOCIZHQMWNPGEN-UHFFFAOYSA-N dialuminum;oxygen(2-);trihydrate Chemical compound O.O.O.[O-2].[O-2].[O-2].[Al+3].[Al+3] UOCIZHQMWNPGEN-UHFFFAOYSA-N 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005367 electrostatic precipitation Methods 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 1
- 238000011081 inoculation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000012716 precipitator Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 229910001388 sodium aluminate Inorganic materials 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/02—Working-up flue dust
-
- 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
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/22—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by pressing in moulds or between rollers
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/24—Binding; Briquetting ; Granulating
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
- C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
-
- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Electrochemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Electrolytic Production Of Metals (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB791875A GB1529864A (en) | 1975-02-25 | 1975-02-25 | Electrolytic production of aluminium |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2606979A1 DE2606979A1 (de) | 1976-09-09 |
| DE2606979B2 DE2606979B2 (de) | 1979-12-20 |
| DE2606979C3 true DE2606979C3 (de) | 1980-08-28 |
Family
ID=9842297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2606979A Expired DE2606979C3 (de) | 1975-02-25 | 1976-02-20 | Verfahren zur Herstellung von Aluminium durch elektrolytische Reduktion von calciniertem Aluminiumoxid |
Country Status (22)
| Country | Link |
|---|---|
| US (1) | US4075067A (Direct) |
| JP (1) | JPS565316B2 (Direct) |
| AR (1) | AR206080A1 (Direct) |
| AT (1) | AT362594B (Direct) |
| AU (1) | AU503047B2 (Direct) |
| BR (1) | BR7601097A (Direct) |
| CA (1) | CA1082125A (Direct) |
| CH (1) | CH603821A5 (Direct) |
| DE (1) | DE2606979C3 (Direct) |
| ES (1) | ES445349A1 (Direct) |
| FR (1) | FR2302352A1 (Direct) |
| GB (1) | GB1529864A (Direct) |
| GR (1) | GR58277B (Direct) |
| HU (1) | HU174661B (Direct) |
| IN (1) | IN154733B (Direct) |
| IT (1) | IT1055891B (Direct) |
| MX (1) | MX3272E (Direct) |
| NL (1) | NL170755C (Direct) |
| NO (1) | NO143108C (Direct) |
| SE (1) | SE416964B (Direct) |
| SU (1) | SU695566A3 (Direct) |
| ZA (1) | ZA76733B (Direct) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5347314A (en) * | 1976-10-12 | 1978-04-27 | Sumitomo Chem Co Ltd | New production of aluminum |
| CH637308A5 (de) | 1979-04-05 | 1983-07-29 | Alusuisse | Verfahren zur aufbereitung eines bei der herstellung von elektroden verwendeten mischguts. |
| AU1744592A (en) * | 1991-05-06 | 1992-12-21 | Alcan International Limited | Process for producing agglomerates from dust originating from thermal treatment of materials containing alumina |
| US5560876A (en) * | 1991-05-06 | 1996-10-01 | Alcan International Limited | Process for producing agglomerates from dusts |
| DE19601200A1 (de) * | 1996-01-15 | 1997-07-17 | Helmut Krahe | Verfahren zur Herstellung von Aluminium aus kieselsäure-, titansäure- und eisenenthaltenden Aluminiumhydroxiden sowie Verwendung eines kieselsäure- titansäure- und eisenenthaltenden Aluminiumhydroxids zur Herstellung von Aluminium und Aluminiumlegierungen ohne einen Einsatz von hochgereinigtem Aluminiumoxids als Zwischenprodukt |
| RU2154697C1 (ru) * | 1999-01-18 | 2000-08-20 | Открытое акционерное общество "Братский алюминиевый завод" | Способ питания алюминиевого электролизера глиноземом |
| GB2372257A (en) * | 1999-06-25 | 2002-08-21 | Bambour Olubukola Omoyiola | Extraction of aluminum and titanium |
| JP4966200B2 (ja) * | 2004-10-19 | 2012-07-04 | ポスコ | 粉還元鉄含有還元体の塊成体製造装置及びこれを備えた鎔鉄製造装置 |
| US7625413B1 (en) * | 2006-02-16 | 2009-12-01 | Reed Jr Thomas J | Agglomerating alumina dust for aluminum production |
| CN103261404B (zh) | 2010-12-16 | 2017-06-09 | 默克专利有限公司 | 干的颗粒状细胞培养基 |
| CN106268512A (zh) * | 2016-08-23 | 2017-01-04 | 湖南万容科技股份有限公司 | 一种碳化料连续成型方法及系统 |
| CN106524730A (zh) * | 2016-12-13 | 2017-03-22 | 中铝集团山西交口兴华科技股份有限公司 | 一种氢氧化铝烘干系统及其烘干方法 |
| RU2678628C1 (ru) | 2018-01-30 | 2019-01-30 | Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" | Способ подготовки шихтовой заготовки для получения изделий методом литья |
| CN109529721B (zh) * | 2019-02-01 | 2021-04-23 | 广东石油化工学院 | 一种催化颗粒定型装置 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1534031A (en) * | 1924-04-10 | 1925-04-21 | Aluminum Co Of America | Electrolytic production of aluminum |
| GB283949A (en) * | 1927-01-21 | 1928-05-03 | Ig Farbenindustrie Ag | Process for the production of aluminium by fusion electrolysis |
| US3353910A (en) * | 1963-01-17 | 1967-11-21 | Air Prod & Chem | Alumina particles and method of preparation |
| US3664935A (en) * | 1971-01-21 | 1972-05-23 | Arthur F Johnson | Effluent filtering process and apparatus for aluminum reduction cell |
| US3795724A (en) * | 1972-06-26 | 1974-03-05 | Kaiser Aluminium Chem Corp | Method of making alumina refractory grain |
| DE2314637C2 (de) * | 1973-03-23 | 1975-03-06 | Hutt Gmbh, 7105 Leingarten | Verfahren zur PreBgranulation von in Entstaubungsanlagen abgeschiedenen Industriestauben |
-
1975
- 1975-02-25 GB GB791875A patent/GB1529864A/en not_active Expired
-
1976
- 1976-01-01 AR AR26232476A patent/AR206080A1/es active
- 1976-02-07 GR GR49987A patent/GR58277B/el unknown
- 1976-02-09 CA CA245,300A patent/CA1082125A/en not_active Expired
- 1976-02-09 ZA ZA733A patent/ZA76733B/xx unknown
- 1976-02-11 AU AU11003/76A patent/AU503047B2/en not_active Expired
- 1976-02-13 IN IN265/CAL/76A patent/IN154733B/en unknown
- 1976-02-17 IT IT2026276A patent/IT1055891B/it active
- 1976-02-19 NL NL7601685A patent/NL170755C/xx not_active IP Right Cessation
- 1976-02-19 FR FR7604585A patent/FR2302352A1/fr active Granted
- 1976-02-19 AT AT119376A patent/AT362594B/de not_active IP Right Cessation
- 1976-02-19 NO NO760548A patent/NO143108C/no unknown
- 1976-02-20 BR BR7601097A patent/BR7601097A/pt unknown
- 1976-02-20 HU HUAA000844 patent/HU174661B/hu unknown
- 1976-02-20 SU SU762328259A patent/SU695566A3/ru active
- 1976-02-20 US US05/659,773 patent/US4075067A/en not_active Expired - Lifetime
- 1976-02-20 SE SE7602016A patent/SE416964B/xx not_active IP Right Cessation
- 1976-02-20 ES ES445349A patent/ES445349A1/es not_active Expired
- 1976-02-20 JP JP1785176A patent/JPS565316B2/ja not_active Expired
- 1976-02-20 CH CH213776A patent/CH603821A5/xx not_active IP Right Cessation
- 1976-02-20 DE DE2606979A patent/DE2606979C3/de not_active Expired
- 1976-02-23 MX MX10031076U patent/MX3272E/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ZA76733B (en) | 1977-01-26 |
| FR2302352B1 (Direct) | 1980-04-30 |
| NO143108B (no) | 1980-09-08 |
| DE2606979A1 (de) | 1976-09-09 |
| DE2606979B2 (de) | 1979-12-20 |
| ES445349A1 (es) | 1977-06-01 |
| NL7601685A (nl) | 1976-08-27 |
| SE7602016L (sv) | 1976-08-26 |
| JPS565316B2 (Direct) | 1981-02-04 |
| IT1055891B (it) | 1982-01-11 |
| NO760548L (Direct) | 1976-08-26 |
| IN154733B (Direct) | 1984-12-15 |
| AU1100376A (en) | 1977-08-18 |
| CA1082125A (en) | 1980-07-22 |
| NL170755B (nl) | 1982-07-16 |
| CH603821A5 (Direct) | 1978-08-31 |
| US4075067A (en) | 1978-02-21 |
| NL170755C (nl) | 1982-12-16 |
| SU695566A3 (ru) | 1979-10-30 |
| GB1529864A (en) | 1978-10-25 |
| MX3272E (es) | 1980-08-12 |
| SE416964B (sv) | 1981-02-16 |
| HU174661B (hu) | 1980-03-28 |
| FR2302352A1 (fr) | 1976-09-24 |
| NO143108C (no) | 1980-12-17 |
| AR206080A1 (es) | 1976-06-23 |
| AU503047B2 (en) | 1979-08-23 |
| GR58277B (en) | 1977-09-19 |
| ATA119376A (de) | 1980-10-15 |
| JPS51109206A (Direct) | 1976-09-28 |
| BR7601097A (pt) | 1976-09-14 |
| AT362594B (de) | 1981-05-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |