CN110724790A - 一种炼钢脱磷剂界面改性剂及改性脱磷剂制备和使用方法 - Google Patents
一种炼钢脱磷剂界面改性剂及改性脱磷剂制备和使用方法 Download PDFInfo
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- CN110724790A CN110724790A CN201911050467.6A CN201911050467A CN110724790A CN 110724790 A CN110724790 A CN 110724790A CN 201911050467 A CN201911050467 A CN 201911050467A CN 110724790 A CN110724790 A CN 110724790A
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- China
- Prior art keywords
- agent
- dephosphorizing
- dephosphorizing agent
- steelmaking
- dephosphorization
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- 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
Abstract
Description
La | Zr | Cr | CaO | CaCl<sub>2</sub> | 升温 | 改性剂:脱磷剂 | 升温 | 初磷 | 终磷 | 加入量 | 脱磷率 | |
1 | 41 | 24 | 15 | 10 | 10 | 820 | 10:90 | 850 | 0.15 | 0.01 | 40 | 93 |
2 | 45 | 24 | 12 | 11 | 8 | 950 | 12:88 | 850 | 0.18 | 0.01 | 50 | 94.4 |
3 | 40 | 33 | 12 | 10 | 5 | 850 | 15:85 | 950 | 0.2 | 0.011 | 53 | 94.5 |
4 | 50 | 23 | 12 | 10 | 5 | 900 | 30:70 | 965 | 0.2 | 0.006 | 57 | 97 |
5 | 40 | 23 | 12 | 20 | 5 | 950 | 15:85 | 875 | 0.18 | 0.012 | 45 | 93.3 |
6 | 10 | 27 | 18 | 10 | 5 | 980 | 10:90 | 1000 | 0.16 | 0.013 | 40 | 91.8 |
Claims (10)
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CN110724790A true CN110724790A (zh) | 2020-01-24 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113355487A (zh) * | 2021-06-07 | 2021-09-07 | 张准 | 一种无镁矿相重构剂及制备方法和转炉炼钢造渣方法 |
CN115305313A (zh) * | 2022-09-16 | 2022-11-08 | 宝武集团鄂城钢铁有限公司 | 一种转炉化渣剂及其制备方法和应用 |
Citations (6)
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JPS515331B1 (zh) * | 1969-05-29 | 1976-02-19 | ||
JPS62112716A (ja) * | 1985-11-12 | 1987-05-23 | Kobe Steel Ltd | クロムを含む溶湯の脱燐方法 |
CN101096722A (zh) * | 2006-06-28 | 2008-01-02 | 宜兴市振球炉料有限公司 | Kr法铁水预处理用脱磷剂 |
CN102199686A (zh) * | 2010-03-24 | 2011-09-28 | 宝山钢铁股份有限公司 | 铁水脱磷剂及铁水脱硅、脱磷的方法 |
CN103725825A (zh) * | 2014-01-24 | 2014-04-16 | 安徽工业大学 | 一种以铝工业赤泥为基体的转炉炼钢脱磷剂及其制备方法 |
CN104136113A (zh) * | 2011-10-24 | 2014-11-05 | 梅塔材料技术有限责任公司 | 从水中除去磷的多孔复合介质 |
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2019
- 2019-10-31 CN CN201911050467.6A patent/CN110724790B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS515331B1 (zh) * | 1969-05-29 | 1976-02-19 | ||
JPS62112716A (ja) * | 1985-11-12 | 1987-05-23 | Kobe Steel Ltd | クロムを含む溶湯の脱燐方法 |
CN101096722A (zh) * | 2006-06-28 | 2008-01-02 | 宜兴市振球炉料有限公司 | Kr法铁水预处理用脱磷剂 |
CN102199686A (zh) * | 2010-03-24 | 2011-09-28 | 宝山钢铁股份有限公司 | 铁水脱磷剂及铁水脱硅、脱磷的方法 |
CN104136113A (zh) * | 2011-10-24 | 2014-11-05 | 梅塔材料技术有限责任公司 | 从水中除去磷的多孔复合介质 |
CN103725825A (zh) * | 2014-01-24 | 2014-04-16 | 安徽工业大学 | 一种以铝工业赤泥为基体的转炉炼钢脱磷剂及其制备方法 |
Non-Patent Citations (2)
Title |
---|
罗果萍: "混合稀土金属在不锈钢还原脱磷中的应用研究", 《稀土》 * |
钱立: "铸铁熔炼材料的选用及其对铸件质量的影响", 《现代铸铁》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113355487A (zh) * | 2021-06-07 | 2021-09-07 | 张准 | 一种无镁矿相重构剂及制备方法和转炉炼钢造渣方法 |
CN115305313A (zh) * | 2022-09-16 | 2022-11-08 | 宝武集团鄂城钢铁有限公司 | 一种转炉化渣剂及其制备方法和应用 |
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Application publication date: 20200124 Assignee: Shenyang Steel Zhongbao Technology Co.,Ltd. Assignor: LIAONING INSTITUTE OF SCIENCE AND TECHNOLOGY Contract record no.: X2022210000064 Denomination of invention: Preparation and application of interface modifier and modified dephosphorizing agent for steelmaking dephosphorization Granted publication date: 20210413 License type: Common License Record date: 20221208 Application publication date: 20200124 Assignee: SHENYANG HUITONG YUANDA METALLURGICAL TECHNOLOGY R&D CO.,LTD. Assignor: LIAONING INSTITUTE OF SCIENCE AND TECHNOLOGY Contract record no.: X2022210000063 Denomination of invention: Preparation and application of interface modifier and modified dephosphorizing agent for steelmaking dephosphorization Granted publication date: 20210413 License type: Common License Record date: 20221208 |
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