JPS622607B2 - - Google Patents
Info
- Publication number
- JPS622607B2 JPS622607B2 JP13632080A JP13632080A JPS622607B2 JP S622607 B2 JPS622607 B2 JP S622607B2 JP 13632080 A JP13632080 A JP 13632080A JP 13632080 A JP13632080 A JP 13632080A JP S622607 B2 JPS622607 B2 JP S622607B2
- Authority
- JP
- Japan
- Prior art keywords
- gas
- furnace
- electric furnace
- electrode
- hearth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000007789 gas Substances 0.000 claims description 35
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 238000009628 steelmaking Methods 0.000 claims description 12
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 10
- 239000001301 oxygen Substances 0.000 claims description 10
- 229910052760 oxygen Inorganic materials 0.000 claims description 10
- 239000011261 inert gas Substances 0.000 claims description 6
- 230000001590 oxidative effect Effects 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 238000007664 blowing Methods 0.000 description 17
- 238000009991 scouring Methods 0.000 description 10
- 238000002844 melting Methods 0.000 description 9
- 230000008018 melting Effects 0.000 description 9
- 239000002184 metal Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000006477 desulfuration reaction Methods 0.000 description 3
- 230000023556 desulfurization Effects 0.000 description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005261 decarburization Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 241001417490 Sillaginidae Species 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000012255 calcium oxide Nutrition 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Classifications
-
- 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
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13632080A JPS5760011A (en) | 1980-09-30 | 1980-09-30 | Production of steel in electric furnace for steel making and its device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13632080A JPS5760011A (en) | 1980-09-30 | 1980-09-30 | Production of steel in electric furnace for steel making and its device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5760011A JPS5760011A (en) | 1982-04-10 |
| JPS622607B2 true JPS622607B2 (US20030199744A1-20031023-C00003.png) | 1987-01-21 |
Family
ID=15172459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13632080A Granted JPS5760011A (en) | 1980-09-30 | 1980-09-30 | Production of steel in electric furnace for steel making and its device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5760011A (US20030199744A1-20031023-C00003.png) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59183226U (ja) * | 1983-05-23 | 1984-12-06 | 大木 幸夫 | ゴ−グルの防曇構造 |
| US5177763A (en) * | 1990-03-28 | 1993-01-05 | Kawasaki Steel Corporation | Furnace bottom structure of direct current electric furnace |
| DE4130397A1 (de) * | 1991-09-12 | 1993-03-18 | Kortec Ag | Gleichstromofen mit einer herdelektrode, herdelektrode und elektrodenblock sowie betriebsverfahren fuer diesen ofen |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5092807A (US20030199744A1-20031023-C00003.png) * | 1973-12-14 | 1975-07-24 | ||
| JPS50157215A (US20030199744A1-20031023-C00003.png) * | 1974-06-11 | 1975-12-19 | ||
| JPS54147108A (en) * | 1978-05-12 | 1979-11-17 | Kawasaki Steel Co | Bottom blown converter excellent in dephosphor refining performance |
| JPS54159308A (en) * | 1978-06-08 | 1979-12-17 | Kawasaki Steel Co | Oxygen bottom blowing converter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5313761Y2 (US20030199744A1-20031023-C00003.png) * | 1973-07-13 | 1978-04-13 |
-
1980
- 1980-09-30 JP JP13632080A patent/JPS5760011A/ja active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5092807A (US20030199744A1-20031023-C00003.png) * | 1973-12-14 | 1975-07-24 | ||
| JPS50157215A (US20030199744A1-20031023-C00003.png) * | 1974-06-11 | 1975-12-19 | ||
| JPS54147108A (en) * | 1978-05-12 | 1979-11-17 | Kawasaki Steel Co | Bottom blown converter excellent in dephosphor refining performance |
| JPS54159308A (en) * | 1978-06-08 | 1979-12-17 | Kawasaki Steel Co | Oxygen bottom blowing converter |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5760011A (en) | 1982-04-10 |
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