NO125894B - - Google Patents
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- Publication number
- NO125894B NO125894B NO0561/71A NO56171A NO125894B NO 125894 B NO125894 B NO 125894B NO 0561/71 A NO0561/71 A NO 0561/71A NO 56171 A NO56171 A NO 56171A NO 125894 B NO125894 B NO 125894B
- Authority
- NO
- Norway
- Prior art keywords
- electrolyte
- cell
- aluminum
- concentration
- bauxite
- Prior art date
Links
- 239000003792 electrolyte Substances 0.000 claims description 24
- 229910052782 aluminium Inorganic materials 0.000 claims description 19
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 19
- 238000005868 electrolysis reaction Methods 0.000 claims description 15
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 9
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 229910001570 bauxite Inorganic materials 0.000 description 13
- 230000000694 effects Effects 0.000 description 12
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 6
- 239000003245 coal Substances 0.000 description 5
- 239000000155 melt Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 239000010802 sludge Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 241001062472 Stokellia anisodon Species 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910003481 amorphous carbon Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910001610 cryolite Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 150000002222 fluorine compounds Chemical class 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000012811 non-conductive material Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- 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
- C25C3/20—Automatic control or regulation of cells
-
- 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
- C25C3/08—Cell construction, e.g. bottoms, walls, cathodes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH229570A CH533686A (de) | 1970-02-17 | 1970-02-17 | Verfahren und Vorrichtung zum Regulieren der Al2O3-Konzentration im Fluoridelektrolyten bei der Aluminiumelektrolyse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO125894B true NO125894B (xx) | 1972-11-20 |
Family
ID=4230430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO0561/71A NO125894B (xx) | 1970-02-17 | 1971-02-16 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3729398A (xx) |
| JP (1) | JPS5212129B1 (xx) |
| AT (1) | AT302676B (xx) |
| BE (1) | BE762968A (xx) |
| CA (1) | CA954474A (xx) |
| CH (1) | CH533686A (xx) |
| DE (1) | DE2107675C3 (xx) |
| FR (1) | FR2080571B1 (xx) |
| GB (1) | GB1321943A (xx) |
| NL (1) | NL150859B (xx) |
| NO (1) | NO125894B (xx) |
| ZA (1) | ZA71756B (xx) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3787310A (en) * | 1972-09-13 | 1974-01-22 | A Johnson | Reduction of aluminum with improved reduction cell and anodes |
| US3839167A (en) * | 1973-06-28 | 1974-10-01 | Aluminum Co Of America | Novel alumina feed for aluminum cell |
| CH644406A5 (de) * | 1980-04-03 | 1984-07-31 | Alusuisse | Schmelzflusselektrolysezelle zur herstellung von aluminium. |
| JPS61132224U (xx) * | 1985-02-04 | 1986-08-18 | ||
| CA2199288C (en) * | 1994-09-08 | 2008-06-17 | Vittorio De Nora | Aluminium electrowinning cell with improved carbon cathode blocks |
| EP2367969A1 (en) * | 2008-12-08 | 2011-09-28 | University Of South Australia | Formation of nanoporous materials |
-
1970
- 1970-02-17 CH CH229570A patent/CH533686A/de not_active IP Right Cessation
-
1971
- 1971-01-22 NL NL717100879A patent/NL150859B/xx unknown
- 1971-01-29 AT AT76471A patent/AT302676B/de active
- 1971-02-08 ZA ZA710756A patent/ZA71756B/xx unknown
- 1971-02-09 US US00113960A patent/US3729398A/en not_active Expired - Lifetime
- 1971-02-15 BE BE762968A patent/BE762968A/xx unknown
- 1971-02-16 FR FR7105259A patent/FR2080571B1/fr not_active Expired
- 1971-02-16 NO NO0561/71A patent/NO125894B/no unknown
- 1971-02-16 CA CA105,470A patent/CA954474A/en not_active Expired
- 1971-02-17 DE DE2107675A patent/DE2107675C3/de not_active Expired
- 1971-02-17 JP JP46006839A patent/JPS5212129B1/ja active Pending
- 1971-04-19 GB GB2377171*#A patent/GB1321943A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7100879A (xx) | 1971-08-19 |
| BE762968A (fr) | 1971-07-16 |
| AT302676B (de) | 1972-10-25 |
| CA954474A (en) | 1974-09-10 |
| GB1321943A (en) | 1973-07-04 |
| NL150859B (nl) | 1976-09-15 |
| CH533686A (de) | 1973-02-15 |
| FR2080571B1 (xx) | 1974-09-06 |
| ZA71756B (en) | 1971-10-27 |
| DE2107675B2 (de) | 1974-05-02 |
| JPS5212129B1 (xx) | 1977-04-05 |
| DE2107675C3 (de) | 1974-12-05 |
| DE2107675A1 (de) | 1971-08-26 |
| FR2080571A1 (xx) | 1971-11-19 |
| US3729398A (en) | 1973-04-24 |
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