NO133941B - - Google Patents
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- Publication number
- NO133941B NO133941B NO2891/73A NO289173A NO133941B NO 133941 B NO133941 B NO 133941B NO 2891/73 A NO2891/73 A NO 2891/73A NO 289173 A NO289173 A NO 289173A NO 133941 B NO133941 B NO 133941B
- Authority
- NO
- Norway
- Prior art keywords
- current
- cell
- reduction
- voltage
- concentration
- Prior art date
Links
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 6
- 230000001105 regulatory effect Effects 0.000 claims abstract description 4
- 238000005868 electrolysis reaction Methods 0.000 claims description 9
- 238000013213 extrapolation Methods 0.000 claims description 8
- 238000005259 measurement Methods 0.000 claims description 7
- 238000000605 extraction Methods 0.000 claims description 3
- 238000009795 derivation Methods 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims 1
- 238000011084 recovery Methods 0.000 abstract 1
- 239000003792 electrolyte Substances 0.000 description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 9
- 229910052799 carbon Inorganic materials 0.000 description 9
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000002194 amorphous carbon material Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 229910001610 cryolite Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002123 temporal effect Effects 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
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)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1075072A CH560767A5 (enrdf_load_stackoverflow) | 1972-07-18 | 1972-07-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO133941B true NO133941B (enrdf_load_stackoverflow) | 1976-04-12 |
| NO133941C NO133941C (enrdf_load_stackoverflow) | 1976-07-21 |
Family
ID=4366435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO2891/73A NO133941C (enrdf_load_stackoverflow) | 1972-07-18 | 1973-07-16 |
Country Status (16)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS594065U (ja) * | 1982-06-25 | 1984-01-11 | 日本電気株式会社 | 品質管理図用計算尺 |
| IS3963A (is) * | 1992-01-10 | 1993-07-11 | Comalco Aluminium Limited | Súrálsskammtari sem gefur hægt rennsli, eða syturskammtari |
| CA2127699A1 (en) * | 1992-01-10 | 1993-07-22 | Barry J. Welch | Continuous alumina feeder |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3380897A (en) * | 1964-11-16 | 1968-04-30 | Reynolds Metals Co | Method of determining ore concentration |
| US3583896A (en) * | 1968-03-25 | 1971-06-08 | Reynolds Metals Co | Detection and control of electrode upsets |
| US3712857A (en) * | 1968-05-20 | 1973-01-23 | Reynolds Metals Co | Method for controlling a reduction cell |
-
1972
- 1972-07-18 CH CH1075072A patent/CH560767A5/xx not_active IP Right Cessation
-
1973
- 1973-07-05 IE IE1137/73A patent/IE37881B1/xx unknown
- 1973-07-10 US US00378233A patent/US3850768A/en not_active Expired - Lifetime
- 1973-07-11 AU AU57969/73A patent/AU470789B2/en not_active Expired
- 1973-07-12 BE BE133393A patent/BE802248A/xx unknown
- 1973-07-13 ZA ZA734766A patent/ZA734766B/xx unknown
- 1973-07-15 EG EG273/73A patent/EG11447A/xx active
- 1973-07-16 NL NL7309862A patent/NL7309862A/xx not_active Application Discontinuation
- 1973-07-16 NO NO2891/73A patent/NO133941C/no unknown
- 1973-07-16 GB GB3373773A patent/GB1392263A/en not_active Expired
- 1973-07-17 TR TR17683A patent/TR17683A/xx unknown
- 1973-07-17 AT AT631273A patent/AT325316B/de not_active IP Right Cessation
- 1973-07-17 BR BR5366/73A patent/BR7305366D0/pt unknown
- 1973-07-17 PH PH14831A patent/PH11080A/en unknown
- 1973-07-17 IT IT26689/73A patent/IT994965B/it active
- 1973-07-18 JP JP48080429A patent/JPS5244285B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2335030B2 (de) | 1976-03-18 |
| NO133941C (enrdf_load_stackoverflow) | 1976-07-21 |
| JPS5244285B2 (enrdf_load_stackoverflow) | 1977-11-07 |
| GB1392263A (en) | 1975-04-30 |
| BR7305366D0 (pt) | 1974-08-22 |
| US3850768A (en) | 1974-11-26 |
| JPS4944920A (enrdf_load_stackoverflow) | 1974-04-27 |
| IT994965B (it) | 1975-10-20 |
| PH11080A (en) | 1977-10-25 |
| ZA734766B (en) | 1974-06-26 |
| IE37881L (en) | 1974-01-18 |
| DE2335030A1 (de) | 1974-01-31 |
| BE802248A (fr) | 1973-11-05 |
| AU470789B2 (en) | 1976-03-25 |
| IE37881B1 (en) | 1977-11-09 |
| TR17683A (tr) | 1975-07-23 |
| CH560767A5 (enrdf_load_stackoverflow) | 1975-04-15 |
| NL7309862A (enrdf_load_stackoverflow) | 1974-01-22 |
| AU5796973A (en) | 1975-01-16 |
| EG11447A (en) | 1977-09-30 |
| AT325316B (de) | 1975-10-10 |
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