CN113337676B - Modifier for deep desulfurization of ferrophosphorus ring - Google Patents
Modifier for deep desulfurization of ferrophosphorus ring Download PDFInfo
- Publication number
- CN113337676B CN113337676B CN202110635686.1A CN202110635686A CN113337676B CN 113337676 B CN113337676 B CN 113337676B CN 202110635686 A CN202110635686 A CN 202110635686A CN 113337676 B CN113337676 B CN 113337676B
- Authority
- CN
- China
- Prior art keywords
- modifier
- ferrophosphorus
- rare earth
- deep desulfurization
- ferrophosphorus ring
- 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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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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/064—Dephosphorising; Desulfurising
- C21C7/0645—Agents used for dephosphorising or desulfurising
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110635686.1A CN113337676B (en) | 2021-06-08 | 2021-06-08 | Modifier for deep desulfurization of ferrophosphorus ring |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110635686.1A CN113337676B (en) | 2021-06-08 | 2021-06-08 | Modifier for deep desulfurization of ferrophosphorus ring |
Publications (2)
Publication Number | Publication Date |
---|---|
CN113337676A CN113337676A (en) | 2021-09-03 |
CN113337676B true CN113337676B (en) | 2022-03-11 |
Family
ID=77475144
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110635686.1A Active CN113337676B (en) | 2021-06-08 | 2021-06-08 | Modifier for deep desulfurization of ferrophosphorus ring |
Country Status (1)
Country | Link |
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CN (1) | CN113337676B (en) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1525645A (en) * | 1966-05-24 | 1968-10-23 | Vanadium Corp Of America | Improvements to nodular cast iron preparation processes |
CN101376917B (en) * | 2008-09-23 | 2010-11-03 | 兰州连城陇兴铝业有限责任公司 | Phosphorus pig iron additive for aluminum electrolysis |
CN101397643B (en) * | 2008-09-23 | 2011-03-23 | 兰州连城陇兴铝业有限责任公司 | Novel phosphorus and sulphur pig iron for aluminum electrolysis |
CN101705334B (en) * | 2009-11-13 | 2012-05-23 | 江苏大学 | Aluminum-calcium-magnesium-cerium composite alloy used for strong desulfurization, final desoxidation, and quenching and tempering of liquid steel |
CN109722498B (en) * | 2019-02-28 | 2020-06-30 | 河南师范大学新联学院 | Desulfurizing agent for waste phosphorus pig iron and desulfurization and recarburization method thereof |
CN111485051A (en) * | 2020-06-12 | 2020-08-04 | 韩波 | Phosphorus pig iron high-efficiency desulfurizer for aluminum electrolysis |
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2021
- 2021-06-08 CN CN202110635686.1A patent/CN113337676B/en active Active
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Publication number | Publication date |
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CN113337676A (en) | 2021-09-03 |
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Legal Events
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SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information |
Inventor after: Wang Haijuan Inventor after: Han Yu Inventor after: Chang Chao Inventor after: Liu Linhu Inventor after: Lu Yongjun Inventor after: Lu Conghui Inventor after: Duan Xinle Inventor before: Wang Haijuan Inventor before: Han Yu Inventor before: Chang Chao Inventor before: Lu Yongjun Inventor before: Lu Conghui Inventor before: Duan Xinle |
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CB03 | Change of inventor or designer information | ||
GR01 | Patent grant | ||
GR01 | Patent grant |