CN103555892B - New method for controlling alkalinity value of molten alloy steel slag system - Google Patents
New method for controlling alkalinity value of molten alloy steel slag system Download PDFInfo
- Publication number
- CN103555892B CN103555892B CN201310564730.XA CN201310564730A CN103555892B CN 103555892 B CN103555892 B CN 103555892B CN 201310564730 A CN201310564730 A CN 201310564730A CN 103555892 B CN103555892 B CN 103555892B
- Authority
- CN
- China
- Prior art keywords
- molten steel
- ladle
- slag
- refining
- vacuum
- 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.)
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- 239000002893 slag Substances 0.000 title claims abstract description 121
- 238000000034 method Methods 0.000 title claims abstract description 38
- 229910000851 Alloy steel Inorganic materials 0.000 title claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 154
- 239000010959 steel Substances 0.000 claims abstract description 154
- 238000007670 refining Methods 0.000 claims abstract description 95
- 238000003723 Smelting Methods 0.000 claims abstract description 13
- 238000006356 dehydrogenation reaction Methods 0.000 claims abstract description 13
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 52
- 239000007789 gas Substances 0.000 claims description 30
- 229910052786 argon Inorganic materials 0.000 claims description 26
- 150000001875 compounds Chemical class 0.000 claims description 18
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 13
- 238000010669 acid-base reaction Methods 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- 238000006477 desulfuration reaction Methods 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 239000011449 brick Substances 0.000 claims description 4
- 238000009489 vacuum treatment Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 8
- 238000002844 melting Methods 0.000 abstract description 7
- 230000008018 melting Effects 0.000 abstract description 7
- 239000011822 basic refractory Substances 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 abstract description 4
- 230000015556 catabolic process Effects 0.000 abstract description 2
- 238000006731 degradation reaction Methods 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 description 9
- 241000894007 species Species 0.000 description 9
- 238000009628 steelmaking Methods 0.000 description 7
- 230000001276 controlling effect Effects 0.000 description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 4
- 239000000292 calcium oxide Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 230000001627 detrimental effect Effects 0.000 description 2
- 238000007499 fusion processing Methods 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910004283 SiO 4 Inorganic materials 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000007630 basic procedure Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 235000012489 doughnuts Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 150000002500 ions Chemical group 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000005491 wire drawing 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
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310564730.XA CN103555892B (en) | 2013-11-14 | 2013-11-14 | New method for controlling alkalinity value of molten alloy steel slag system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310564730.XA CN103555892B (en) | 2013-11-14 | 2013-11-14 | New method for controlling alkalinity value of molten alloy steel slag system |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103555892A CN103555892A (en) | 2014-02-05 |
CN103555892B true CN103555892B (en) | 2015-02-25 |
Family
ID=50010235
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310564730.XA Active CN103555892B (en) | 2013-11-14 | 2013-11-14 | New method for controlling alkalinity value of molten alloy steel slag system |
Country Status (1)
Country | Link |
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CN (1) | CN103555892B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115125446A (en) * | 2022-06-28 | 2022-09-30 | 浙江伊思灵双第弹簧有限公司 | High-fatigue-performance spring for automobile and preparation method thereof |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5472479A (en) * | 1994-01-26 | 1995-12-05 | Ltv Steel Company, Inc. | Method of making ultra-low carbon and sulfur steel |
CN1247799C (en) * | 2004-12-10 | 2006-03-29 | 宝钢集团上海五钢有限公司 | Production method for reducing and fining the high-carbon chromium bearing steel D-type impurity |
JP2009068074A (en) * | 2007-09-13 | 2009-04-02 | Sanyo Special Steel Co Ltd | Slag-making method in ladle refining for low carbon alloy steel |
CN101451175A (en) * | 2007-12-03 | 2009-06-10 | 舞阳钢铁有限责任公司 | Smelting method of high level detecting steel |
CN103146883B (en) * | 2013-04-03 | 2014-08-27 | 武汉钢铁(集团)公司 | Smelting method for sulfur-containing low-oxygen gear steel |
-
2013
- 2013-11-14 CN CN201310564730.XA patent/CN103555892B/en active Active
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Publication number | Publication date |
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CN103555892A (en) | 2014-02-05 |
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SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 256209 Shandong city of Binzhou province Zouping County Han Zhen private science and Technology Park Patentee after: XIWANG SPECIAL STEEL Co.,Ltd. Address before: 256209 Shandong city of Binzhou province Zouping County Han Zhen private science and Technology Park Patentee before: SHANDONG XIWANG SPECIAL STEEL Co.,Ltd. |
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CB03 | Change of inventor or designer information |
Inventor after: Wang Tao Inventor after: Li Wenshuang Inventor after: Wang Jialin Inventor after: Peng Peng Fu Inventor after: Zhang Liang Inventor after: Liu Mengting Inventor after: Meng Xiangliang Inventor after: Liu Fei Inventor before: Zhao Fusheng Inventor before: Liu Laijun Inventor before: Wang Mingli |
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CB03 | Change of inventor or designer information | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170706 Address after: 256209 Shandong city of Binzhou province Zouping County Han Wang Zhen West Industrial Park Patentee after: XIWANG METAL TECHNOLOGY Co.,Ltd. Address before: 256209 Shandong city of Binzhou province Zouping County Han Zhen private science and Technology Park Patentee before: XIWANG SPECIAL STEEL Co.,Ltd. |
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TR01 | Transfer of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A new method for controlling the basicity of molten steel slag system of alloy steel Effective date of registration: 20211227 Granted publication date: 20150225 Pledgee: Xiwang Group Finance Co.,Ltd. Pledgor: XIWANG METAL TECHNOLOGY Co.,Ltd. Registration number: Y2021980016144 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220711 Granted publication date: 20150225 Pledgee: Xiwang Group Finance Co.,Ltd. Pledgor: XIWANG METAL TECHNOLOGY Co.,Ltd. Registration number: Y2021980016144 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |