CN1078620C - 钢包精炼炉还原型发泡剂 - Google Patents
钢包精炼炉还原型发泡剂 Download PDFInfo
- Publication number
- CN1078620C CN1078620C CN99125235A CN99125235A CN1078620C CN 1078620 C CN1078620 C CN 1078620C CN 99125235 A CN99125235 A CN 99125235A CN 99125235 A CN99125235 A CN 99125235A CN 1078620 C CN1078620 C CN 1078620C
- Authority
- CN
- China
- Prior art keywords
- ladle
- slag
- foaming agent
- weight
- refining process
- 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 - Fee Related
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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)
- Treatment Of Steel In Its Molten State (AREA)
Abstract
Description
实施例1 | 实施例2 | 实施例3 | ||
化学成分(%) | CaO | 40.7 | 68.9 | 57.8 |
CaCO3 | 14.5 | 5.2 | 8.7 | |
MgCO3 | 9.7 | 3.1 | 7.3 | |
SiO2 | 6.9 | 2.3 | 5.1 | |
CaC2 | 14.3 | 0 | 4.8 | |
SiC | 0 | 13.8 | 5.4 | |
C粉 | 2.8 | 5.4 | 7.3 | |
BaCO3 | 9.5 | 0 | 2.1 | |
脱硫率(%) | 75.2 | 78.6 | 81.5 | |
发泡剂加入总量kg/t.s | 4.0 | 3.0 | 2.2 | |
起泡渣厚/初始渣厚 | 2.1 | 2.0 | 2.2 | |
持续发泡时间min | 15.5×3 | 16.5×2 | 17.5×3 | |
钢液升温速度℃/min | 4.2 | 4.3 | 4.3 |
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN99125235A CN1078620C (zh) | 1999-11-30 | 1999-11-30 | 钢包精炼炉还原型发泡剂 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN99125235A CN1078620C (zh) | 1999-11-30 | 1999-11-30 | 钢包精炼炉还原型发泡剂 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1254019A CN1254019A (zh) | 2000-05-24 |
CN1078620C true CN1078620C (zh) | 2002-01-30 |
Family
ID=5283807
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN99125235A Expired - Fee Related CN1078620C (zh) | 1999-11-30 | 1999-11-30 | 钢包精炼炉还原型发泡剂 |
Country Status (1)
Country | Link |
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CN (1) | CN1078620C (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102260770A (zh) * | 2010-05-26 | 2011-11-30 | 上海梅山钢铁股份有限公司 | 一种精炼炉用造渣料 |
CN102220456A (zh) * | 2011-07-28 | 2011-10-19 | 郑州东升冶金新材料有限公司 | 一种埋弧精炼渣及其制备方法 |
CN102296150B (zh) * | 2011-08-17 | 2013-05-01 | 郑州东升冶金新材料有限公司 | 一种埋弧发泡精炼剂及其制备方法 |
CN105463158B (zh) * | 2015-11-30 | 2017-07-21 | 鞍山天祥冶金材料有限公司 | 一种环保型埋弧蓄热剂及其制备方法 |
CN107299195A (zh) * | 2017-06-23 | 2017-10-27 | 什邡市三裕锻件有限公司 | 一种采用石灰石造无氟泡沫渣的钢包精炼炉炼钢方法 |
CN107419056A (zh) * | 2017-07-28 | 2017-12-01 | 攀钢集团研究院有限公司 | 不锈钢电炉发泡剂及其使用方法 |
CN107354266A (zh) * | 2017-07-28 | 2017-11-17 | 攀钢集团研究院有限公司 | 电炉冶炼不锈钢发泡剂及其使用方法 |
CN107604126B (zh) * | 2017-08-07 | 2019-11-15 | 山西太钢不锈钢股份有限公司 | 降低电炉电极消耗的方法 |
CN111100967B (zh) * | 2020-01-13 | 2021-02-09 | 北京科技大学 | 发泡剂、中间包覆盖剂及其制备方法和应用 |
CN113373279B (zh) * | 2021-06-15 | 2022-02-11 | 江苏润美新材料有限公司 | 一种方坯lf精炼用埋弧的精炼渣及其生产工艺及设备 |
CN113355488B (zh) * | 2021-06-18 | 2022-06-14 | 江苏润美新材料有限公司 | 一种用于lf精炼的埋弧化渣剂的生产设备 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6082607A (ja) * | 1983-10-06 | 1985-05-10 | Daido Steel Co Ltd | 鋼の還元精錬方法 |
US4528035A (en) * | 1984-05-21 | 1985-07-09 | Metro Materials Corporation | Composition and process to create foaming slag cover for molten steel |
CN1096823A (zh) * | 1993-06-07 | 1994-12-28 | 北京科技大学 | 钢桶精炼炉的埋弧渣 |
CN1124780A (zh) * | 1995-10-16 | 1996-06-19 | 李林 | 钢铁泡沫脱磷机 |
CN1209459A (zh) * | 1997-08-26 | 1999-03-03 | 苏军 | 精炼炉用多功能合成渣 |
-
1999
- 1999-11-30 CN CN99125235A patent/CN1078620C/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6082607A (ja) * | 1983-10-06 | 1985-05-10 | Daido Steel Co Ltd | 鋼の還元精錬方法 |
US4528035A (en) * | 1984-05-21 | 1985-07-09 | Metro Materials Corporation | Composition and process to create foaming slag cover for molten steel |
CN1096823A (zh) * | 1993-06-07 | 1994-12-28 | 北京科技大学 | 钢桶精炼炉的埋弧渣 |
CN1124780A (zh) * | 1995-10-16 | 1996-06-19 | 李林 | 钢铁泡沫脱磷机 |
CN1209459A (zh) * | 1997-08-26 | 1999-03-03 | 苏军 | 精炼炉用多功能合成渣 |
Also Published As
Publication number | Publication date |
---|---|
CN1254019A (zh) | 2000-05-24 |
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Legal Events
Date | Code | Title | Description |
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C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C56 | Change in the name or address of the patentee |
Owner name: BAOSHAN IRON & STEEL CO., LTD. Free format text: FORMER NAME OR ADDRESS: SHANGHAI BAO STEEL GROUP IRON AND STEEL CO LTD |
|
CP03 | Change of name, title or address |
Address after: 201900, Fujin Road, Shanghai, Baoshan District orchard Patentee after: Baoshan Iron & Steel Co., Ltd. Address before: 200122 No. 370 Pu circuit, Shanghai, Pudong New Area Patentee before: Baoshan Iron and Steel Group Co., Shanghai |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20020130 Termination date: 20161130 |