NO120905B - - Google Patents
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- Publication number
- NO120905B NO120905B NO168939A NO16893967A NO120905B NO 120905 B NO120905 B NO 120905B NO 168939 A NO168939 A NO 168939A NO 16893967 A NO16893967 A NO 16893967A NO 120905 B NO120905 B NO 120905B
- Authority
- NO
- Norway
- Prior art keywords
- furnace
- bath
- cryolite
- oven
- furnaces
- Prior art date
Links
- 239000000463 material Substances 0.000 claims description 38
- 229910001610 cryolite Inorganic materials 0.000 claims description 37
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 23
- 229910052782 aluminium Inorganic materials 0.000 claims description 22
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 16
- 239000004411 aluminium Substances 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- 239000011819 refractory material Substances 0.000 claims description 7
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 6
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical group [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 6
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 6
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 6
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 description 16
- 239000000203 mixture Substances 0.000 description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 15
- 238000005868 electrolysis reaction Methods 0.000 description 12
- 230000008018 melting Effects 0.000 description 12
- 238000002844 melting Methods 0.000 description 12
- 229910052751 metal Inorganic materials 0.000 description 10
- 239000002184 metal Substances 0.000 description 10
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 9
- 239000000126 substance Substances 0.000 description 6
- 239000003575 carbonaceous material Substances 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 239000011810 insulating material Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- -1 molten cryolite Chemical class 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- QYEXBYZXHDUPRC-UHFFFAOYSA-N B#[Ti]#B Chemical compound B#[Ti]#B QYEXBYZXHDUPRC-UHFFFAOYSA-N 0.000 description 1
- 229910033181 TiB2 Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000374 eutectic mixture Substances 0.000 description 1
- 150000002222 fluorine compounds Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000003466 welding Methods 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
- C25C3/08—Cell construction, e.g. bottoms, walls, cathodes
- C25C3/085—Cell construction, e.g. bottoms, walls, cathodes characterised by its non electrically conducting heat insulating parts
-
- 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
- Y02P10/25—Process efficiency
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)
- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Toys (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1988866 | 1966-07-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO120905B true NO120905B (es) | 1970-12-21 |
Family
ID=11162078
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO168941A NO121755B (es) | 1966-07-06 | 1967-07-05 | |
| NO168939A NO120905B (es) | 1966-07-06 | 1967-07-05 | |
| NO168940A NO120129B (es) | 1966-07-06 | 1967-07-05 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO168941A NO121755B (es) | 1966-07-06 | 1967-07-05 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO168940A NO120129B (es) | 1966-07-06 | 1967-07-05 |
Country Status (8)
| Country | Link |
|---|---|
| AT (3) | AT290150B (es) |
| BE (3) | BE700970A (es) |
| CA (1) | CA924674A (es) |
| DE (1) | DE1558751A1 (es) |
| ES (3) | ES342671A1 (es) |
| IS (2) | IS1659A7 (es) |
| NO (3) | NO121755B (es) |
| SE (3) | SE343339B (es) |
-
1967
- 1967-06-30 SE SE10247/67*A patent/SE343339B/xx unknown
- 1967-06-30 SE SE10246/67*A patent/SE343338B/xx unknown
- 1967-06-30 SE SE10245/67*A patent/SE351868B/xx unknown
- 1967-07-04 IS IS1659A patent/IS1659A7/is unknown
- 1967-07-04 IS IS1658A patent/IS1658A7/is unknown
- 1967-07-05 BE BE700970D patent/BE700970A/xx unknown
- 1967-07-05 NO NO168941A patent/NO121755B/no unknown
- 1967-07-05 ES ES342671A patent/ES342671A1/es not_active Expired
- 1967-07-05 ES ES342673A patent/ES342673A1/es not_active Expired
- 1967-07-05 AT AT624567A patent/AT290150B/de not_active IP Right Cessation
- 1967-07-05 AT AT624767A patent/AT290152B/de not_active IP Right Cessation
- 1967-07-05 DE DE19671558751 patent/DE1558751A1/de active Pending
- 1967-07-05 NO NO168939A patent/NO120905B/no unknown
- 1967-07-05 BE BE700969D patent/BE700969A/xx unknown
- 1967-07-05 NO NO168940A patent/NO120129B/no unknown
- 1967-07-05 AT AT624667A patent/AT290151B/de not_active IP Right Cessation
- 1967-07-05 ES ES342672A patent/ES342672A1/es not_active Expired
- 1967-07-05 BE BE700971D patent/BE700971A/xx unknown
- 1967-07-05 CA CA994611A patent/CA924674A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NO121755B (es) | 1971-04-05 |
| AT290151B (de) | 1971-05-25 |
| NO120129B (es) | 1970-08-31 |
| IS1659A7 (is) | 1967-08-09 |
| CA924674A (en) | 1973-04-17 |
| DE1558751A1 (de) | 1970-06-04 |
| BE700970A (es) | 1968-01-05 |
| DE1558752B2 (de) | 1972-07-13 |
| AT290152B (de) | 1971-05-25 |
| ES342672A1 (es) | 1968-11-01 |
| IS1658A7 (is) | 1967-08-09 |
| SE343339B (es) | 1972-03-06 |
| BE700971A (es) | 1968-01-05 |
| SE351868B (es) | 1972-12-11 |
| ES342673A1 (es) | 1968-10-16 |
| ES342671A1 (es) | 1968-10-16 |
| DE1558752A1 (de) | 1972-03-02 |
| BE700969A (es) | 1968-01-05 |
| SE343338B (es) | 1972-03-06 |
| AT290150B (de) | 1971-05-25 |
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