NO115234B - - Google Patents
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- Publication number
- NO115234B NO115234B NO156333A NO15633365A NO115234B NO 115234 B NO115234 B NO 115234B NO 156333 A NO156333 A NO 156333A NO 15633365 A NO15633365 A NO 15633365A NO 115234 B NO115234 B NO 115234B
- Authority
- NO
- Norway
- Prior art keywords
- electrode
- furnace
- gas
- tight
- electrically insulating
- Prior art date
Links
- 239000007789 gas Substances 0.000 claims description 22
- 239000002994 raw material Substances 0.000 claims description 20
- 238000006243 chemical reaction Methods 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 4
- 238000010891 electric arc Methods 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000003989 dielectric material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 8
- 206010039509 Scab Diseases 0.000 description 7
- 230000009467 reduction Effects 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000003638 chemical reducing agent Substances 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 4
- 238000009833 condensation Methods 0.000 description 4
- 230000005494 condensation Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 239000010425 asbestos Substances 0.000 description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 description 3
- 239000000571 coke Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052895 riebeckite Inorganic materials 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000007859 condensation product Substances 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000009471 action Effects 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
- 230000008901 benefit Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/08—Heating by electric discharge, e.g. arc discharge
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B11/00—Making pig-iron other than in blast furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/52—Manufacture of steel in electric furnaces
- C21C5/527—Charging of the electric furnace
-
- 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
- C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Carbon And Carbon Compounds (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR960249A FR1447922A (fr) | 1964-01-14 | 1964-01-14 | Perfectionnements aux fours électriques à arc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO115234B true NO115234B (es) | 1968-09-02 |
Family
ID=8820860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO156333A NO115234B (es) | 1964-01-14 | 1965-01-13 |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US3372223A (es) |
| AT (1) | AT271034B (es) |
| BE (1) | BE658221A (es) |
| CH (1) | CH422024A (es) |
| DE (1) | DE1250644B (es) |
| ES (1) | ES308070A1 (es) |
| FR (1) | FR1447922A (es) |
| GB (1) | GB1056961A (es) |
| IS (1) | IS883B6 (es) |
| LU (1) | LU47770A1 (es) |
| NL (1) | NL6500359A (es) |
| NO (1) | NO115234B (es) |
| OA (1) | OA01525A (es) |
| SE (1) | SE313381B (es) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3413401A (en) * | 1966-02-02 | 1968-11-26 | Northwestern Steel & Wire Co | Method and apparatus for melting metals by induction heating |
| US3441651A (en) * | 1966-02-23 | 1969-04-29 | Canadian Patents Dev | Method and apparatus for heat recovery in electric arc furnaces |
| JPS4848305A (es) * | 1971-04-14 | 1973-07-09 | ||
| FR2498309B1 (fr) * | 1981-01-20 | 1986-04-11 | Clesid Sa | Four electrique destine a la fusion de ferrailles et alimente en continu |
| DE3421485A1 (de) * | 1984-06-08 | 1985-12-12 | Fuchs Systemtechnik GmbH, 7601 Willstätt | Lichtbogenofen mit einem auf einer seite des ofengefaesses vorgesehenen aufnahmeraum fuer chargiergut |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1775606A (en) * | 1927-12-30 | 1930-09-09 | George T Southgate | Method of and apparatus for cospatial fuel and electric heating |
| US2134969A (en) * | 1936-01-10 | 1938-11-01 | American Magnesium Metals Corp | Production of magnesium |
| US2763903A (en) * | 1953-07-09 | 1956-09-25 | Allegheny Ludlum Steel | Apparatus for melting and casting refractory material |
-
0
- DE DENDAT1250644D patent/DE1250644B/de active Pending
-
1964
- 1964-01-14 FR FR960249A patent/FR1447922A/fr not_active Expired
- 1964-12-31 OA OA51285A patent/OA01525A/xx unknown
-
1965
- 1965-01-12 GB GB1378/65A patent/GB1056961A/en not_active Expired
- 1965-01-12 LU LU47770D patent/LU47770A1/xx unknown
- 1965-01-13 NL NL6500359A patent/NL6500359A/xx unknown
- 1965-01-13 NO NO156333A patent/NO115234B/no unknown
- 1965-01-13 IS IS1450A patent/IS883B6/is unknown
- 1965-01-13 US US425229A patent/US3372223A/en not_active Expired - Lifetime
- 1965-01-13 SE SE417/65A patent/SE313381B/xx unknown
- 1965-01-13 BE BE658221D patent/BE658221A/xx unknown
- 1965-01-13 AT AT22665A patent/AT271034B/de active
- 1965-01-13 ES ES0308070A patent/ES308070A1/es not_active Expired
- 1965-01-14 CH CH51465A patent/CH422024A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AT271034B (de) | 1969-05-27 |
| ES308070A1 (es) | 1965-06-16 |
| SE313381B (es) | 1969-08-11 |
| CH422024A (fr) | 1966-10-15 |
| LU47770A1 (es) | 1965-07-12 |
| OA01525A (fr) | 1969-07-21 |
| IS1450A7 (is) | 1965-07-15 |
| US3372223A (en) | 1968-03-05 |
| GB1056961A (en) | 1967-02-01 |
| IS883B6 (is) | 1974-07-30 |
| DE1250644B (es) | 1900-01-01 |
| BE658221A (es) | 1965-07-13 |
| FR1447922A (fr) | 1966-08-05 |
| NL6500359A (es) | 1965-07-15 |
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