RU2000130110A - METHOD OF PROCESSING OF PROCESSED COAL FUTTERING OF ALUMINUM ELECTROLYZERS - Google Patents
METHOD OF PROCESSING OF PROCESSED COAL FUTTERING OF ALUMINUM ELECTROLYZERSInfo
- Publication number
- RU2000130110A RU2000130110A RU2000130110/12A RU2000130110A RU2000130110A RU 2000130110 A RU2000130110 A RU 2000130110A RU 2000130110/12 A RU2000130110/12 A RU 2000130110/12A RU 2000130110 A RU2000130110 A RU 2000130110A RU 2000130110 A RU2000130110 A RU 2000130110A
- Authority
- RU
- Russia
- Prior art keywords
- mixture
- limestone
- futtering
- processing
- lining
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims 4
- 239000003245 coal Substances 0.000 title claims 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims 2
- 229910052782 aluminium Inorganic materials 0.000 title claims 2
- 239000000203 mixture Substances 0.000 claims 4
- 239000006028 limestone Substances 0.000 claims 3
- 229910004261 CaF 2 Inorganic materials 0.000 claims 2
- 235000019738 Limestone Nutrition 0.000 claims 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 2
- -1 grinding Chemical compound 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 claims 2
- 238000005245 sintering Methods 0.000 claims 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 229910004298 SiO 2 Inorganic materials 0.000 claims 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims 1
- 229910001570 bauxite Inorganic materials 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 238000005868 electrolysis reaction Methods 0.000 claims 1
- 238000000227 grinding Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000002156 mixing Methods 0.000 claims 1
- 229910052664 nepheline Inorganic materials 0.000 claims 1
- 239000010434 nepheline Substances 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- 239000002699 waste material Substances 0.000 claims 1
Claims (3)
CaF2, 3СаО, 2SiO2, CaF2, 2СаО, SiO2.1. A method of processing waste coal lining of aluminum electrolysis cells containing more than 30% carbon, including grinding, mixing with an alumina-soda-limestone-containing mixture of alumina production and joint heat treatment, characterized in that the ground lining is introduced into the mixture for sintering the alumina production in an amount of 3 -18 wt. %, while the limestone in the charge is metered into education
CaF 2 , 3СаО, 2SiO 2 , CaF 2 , 2СаО, SiO 2 .
Аl2О3 + Fе2О3/Nа3О + k2O = 0,9÷1,1.2. The method according to p. 1, characterized in that the soda (Na 2 O) in the mixture is metered from the condition of ensuring the molecular ratio
Al 2 O 3 + Fe 2 O 3 / Na 3 O + k 2 O = 0.9 ÷ 1.1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2000130110A RU2199488C2 (en) | 2000-11-30 | 2000-11-30 | Method for processing waste carbon lining of aluminum cells |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2000130110A RU2199488C2 (en) | 2000-11-30 | 2000-11-30 | Method for processing waste carbon lining of aluminum cells |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2000130110A true RU2000130110A (en) | 2002-09-27 |
| RU2199488C2 RU2199488C2 (en) | 2003-02-27 |
Family
ID=20242844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2000130110A RU2199488C2 (en) | 2000-11-30 | 2000-11-30 | Method for processing waste carbon lining of aluminum cells |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2199488C2 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2247160C1 (en) * | 2003-11-24 | 2005-02-27 | Поляков Пётр Васильевич | Method of processing fluorocarbon-containing wastes of electrolytic aluminum production |
| RU2339711C1 (en) * | 2007-01-31 | 2008-11-27 | Открытое акционерное общество "Сибирский научно-исследовательский, конструкторский и проектный институт алюминиевой и электродной промышленности" (ОАО "СибВАМИ") | Treatment method for filter-residuals formed at manufacturing of aluminum and its alloys |
| RU2425179C2 (en) * | 2009-05-04 | 2011-07-27 | Семен Игоревич Ножко | Procedure for processing salt slag (slaked lime) formed at aluminium producing electrolyser shut down for repair |
| RU2402621C1 (en) * | 2009-09-03 | 2010-10-27 | Общество с ограниченной ответственностью Торговый дом "Байкальский алюминий" (ООО ТД "Байкальский алюминий") | Procedure for processing fluorine-containing materials used in electrolytic production of aluminium |
| RU2417162C1 (en) * | 2009-11-09 | 2011-04-27 | Федеральное государственное образовательное учреждение высшего профессионального образования "Сибирский федеральный университет" | Method of processing alkaline aluminosilicate material |
| RU2624570C1 (en) * | 2016-08-23 | 2017-07-04 | Общество с ограниченной ответственностью "Безотходные и малоотходные технологии" (ООО "БМТ") | Method of processing of sodium-fluorine-carbon-containing waste of electrolytic production of aluminium |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4113832A (en) * | 1977-11-28 | 1978-09-12 | Kaiser Aluminum & Chemical Corporation | Process for the utilization of waste materials from electrolytic aluminum reduction systems |
| FR2664297B1 (en) * | 1990-07-04 | 1992-09-11 | Pechiney Aluminium | PROCESS FOR THE TREATMENT BY THERMAL SHOCK OF USED BRAZZERS FROM HALL-HEROULT ELECTROLYSIS TANKS. |
| FR2693928B1 (en) * | 1992-07-24 | 1994-09-02 | Pechiney Aluminium | Process for the thermal treatment of spent pot lining from Hall-Héroult electrolysis tanks. |
-
2000
- 2000-11-30 RU RU2000130110A patent/RU2199488C2/en not_active IP Right Cessation
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