JPH01162713A - スクラップ溶解方法 - Google Patents
スクラップ溶解方法Info
- Publication number
- JPH01162713A JPH01162713A JP62319821A JP31982187A JPH01162713A JP H01162713 A JPH01162713 A JP H01162713A JP 62319821 A JP62319821 A JP 62319821A JP 31982187 A JP31982187 A JP 31982187A JP H01162713 A JPH01162713 A JP H01162713A
- Authority
- JP
- Japan
- Prior art keywords
- scrap
- furnace
- steel
- melting
- steel product
- 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.)
- Granted
Links
- 238000002844 melting Methods 0.000 title claims abstract description 39
- 230000008018 melting Effects 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 40
- 239000010959 steel Substances 0.000 claims abstract description 40
- 239000000571 coke Substances 0.000 claims abstract description 12
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000001301 oxygen Substances 0.000 claims abstract description 9
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 9
- 238000007664 blowing Methods 0.000 claims description 10
- 239000000446 fuel Substances 0.000 abstract description 7
- 239000002184 metal Substances 0.000 abstract description 7
- 239000002893 slag Substances 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 abstract 3
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 239000000155 melt Substances 0.000 abstract 1
- 239000003208 petroleum Substances 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000007872 degassing Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000009628 steelmaking Methods 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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62319821A JPH01162713A (ja) | 1987-12-17 | 1987-12-17 | スクラップ溶解方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62319821A JPH01162713A (ja) | 1987-12-17 | 1987-12-17 | スクラップ溶解方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01162713A true JPH01162713A (ja) | 1989-06-27 |
| JPH0255484B2 JPH0255484B2 (enrdf_load_stackoverflow) | 1990-11-27 |
Family
ID=18114581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62319821A Granted JPH01162713A (ja) | 1987-12-17 | 1987-12-17 | スクラップ溶解方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01162713A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0721990B1 (de) * | 1995-01-16 | 2001-02-28 | VAI Technometal GmbH | Verfahren zum Herstellen von legierten Stählen und Elektroofenanlage mit verstellbaren Frischlanzen dafür |
| KR100399229B1 (ko) * | 1999-10-30 | 2003-09-22 | 주식회사 포스코 | 비가동로의 콜드 스타트 조업방법 |
| WO2019082762A1 (ja) * | 2017-10-23 | 2019-05-02 | 新日鐵住金株式会社 | 電気炉及び酸化鉄含有鉄原料の溶解及び還元方法 |
-
1987
- 1987-12-17 JP JP62319821A patent/JPH01162713A/ja active Granted
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0721990B1 (de) * | 1995-01-16 | 2001-02-28 | VAI Technometal GmbH | Verfahren zum Herstellen von legierten Stählen und Elektroofenanlage mit verstellbaren Frischlanzen dafür |
| KR100399229B1 (ko) * | 1999-10-30 | 2003-09-22 | 주식회사 포스코 | 비가동로의 콜드 스타트 조업방법 |
| WO2019082762A1 (ja) * | 2017-10-23 | 2019-05-02 | 新日鐵住金株式会社 | 電気炉及び酸化鉄含有鉄原料の溶解及び還元方法 |
| TWI693288B (zh) * | 2017-10-23 | 2020-05-11 | 日商日本製鐵股份有限公司 | 電爐及含氧化鐵的鐵原料的熔解及還原方法 |
| JPWO2019082762A1 (ja) * | 2017-10-23 | 2020-10-22 | 日本製鉄株式会社 | 電気炉及び酸化鉄含有鉄原料の溶解及び還元方法 |
| US11536514B2 (en) | 2017-10-23 | 2022-12-27 | Nippon Steel Corporation | Electric furnace and method for melting and reducing iron oxide-containing iron raw material |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0255484B2 (enrdf_load_stackoverflow) | 1990-11-27 |
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