JPS6241308B2 - - Google Patents
Info
- Publication number
- JPS6241308B2 JPS6241308B2 JP57196393A JP19639382A JPS6241308B2 JP S6241308 B2 JPS6241308 B2 JP S6241308B2 JP 57196393 A JP57196393 A JP 57196393A JP 19639382 A JP19639382 A JP 19639382A JP S6241308 B2 JPS6241308 B2 JP S6241308B2
- Authority
- JP
- Japan
- Prior art keywords
- cao
- crude
- slag
- sulfur
- ferronite
- 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
- 239000011593 sulfur Substances 0.000 claims description 18
- 229910052717 sulfur Inorganic materials 0.000 claims description 18
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 17
- 239000002893 slag Substances 0.000 claims description 13
- 239000002253 acid Substances 0.000 claims description 10
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 8
- 238000003723 Smelting Methods 0.000 claims description 4
- 230000003009 desulfurizing effect Effects 0.000 claims description 4
- 229910004261 CaF 2 Inorganic materials 0.000 claims description 3
- 239000003638 chemical reducing agent Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 22
- 235000012255 calcium oxide Nutrition 0.000 description 11
- 239000000292 calcium oxide Substances 0.000 description 11
- 238000006477 desulfuration reaction Methods 0.000 description 11
- 230000023556 desulfurization Effects 0.000 description 11
- 238000002844 melting Methods 0.000 description 7
- 230000008018 melting Effects 0.000 description 7
- 239000003795 chemical substances by application Substances 0.000 description 6
- 239000000571 coke Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 229910000863 Ferronickel Inorganic materials 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000010436 fluorite Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- 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
- C21C5/5264—Manufacture of alloyed steels including ferro-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)
- Treatment Of Steel In Its Molten State (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57196393A JPS5985816A (ja) | 1982-11-09 | 1982-11-09 | 高硫黄粗フエロニツケルを脱硫製錬する方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57196393A JPS5985816A (ja) | 1982-11-09 | 1982-11-09 | 高硫黄粗フエロニツケルを脱硫製錬する方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5985816A JPS5985816A (ja) | 1984-05-17 |
| JPS6241308B2 true JPS6241308B2 (ko) | 1987-09-02 |
Family
ID=16357118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57196393A Granted JPS5985816A (ja) | 1982-11-09 | 1982-11-09 | 高硫黄粗フエロニツケルを脱硫製錬する方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5985816A (ko) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61284549A (ja) * | 1985-06-10 | 1986-12-15 | Ooita Nickel Kk | 脱硫方法 |
| JP4540488B2 (ja) * | 2005-01-18 | 2010-09-08 | 株式会社日向製錬所 | フェロニッケルの脱硫方法 |
| CN106350636A (zh) * | 2016-10-21 | 2017-01-25 | 柳州钢铁股份有限公司 | 无间隙原子钢顶渣改质方法 |
| JP6849280B2 (ja) * | 2017-02-24 | 2021-03-24 | 株式会社日向製錬所 | 脱硫剤添加設備 |
| JP7321776B2 (ja) * | 2019-05-28 | 2023-08-07 | 株式会社日向製錬所 | フェロニッケル鋳造片の黒色化抑制方法、及び、フェロニッケル鋳造片の製造方法 |
-
1982
- 1982-11-09 JP JP57196393A patent/JPS5985816A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5985816A (ja) | 1984-05-17 |
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