CN102006950B - 钢的连铸用保护渣的制造方法及使用该保护渣的钢的连铸方法 - Google Patents
钢的连铸用保护渣的制造方法及使用该保护渣的钢的连铸方法 Download PDFInfo
- Publication number
- CN102006950B CN102006950B CN200980100098.5A CN200980100098A CN102006950B CN 102006950 B CN102006950 B CN 102006950B CN 200980100098 A CN200980100098 A CN 200980100098A CN 102006950 B CN102006950 B CN 102006950B
- Authority
- CN
- China
- Prior art keywords
- cao
- mgo
- mold flux
- al2o3
- content
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/10—Supplying or treating molten metal
- B22D11/108—Feeding additives, powders, or the like
-
- 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
- C21C7/076—Use of slags or fluxes as treating agents
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
Abstract
Description
| 种类 | 区分 | 凝固点(℃) | 1300℃下的粘 度(poise) | 凝固时的性状 |
| A | 比较例1 | 1155 | 3.3 | 玻璃质 |
| B | 本发明例 | 1222 | 2.2 | 结晶质(黄长石) |
| C | 比较例2 | >1300 | - | 结晶质(黄长石) |
| D | 比较例1 | 1152 | 4.5 | 玻璃质 |
| E | 本发明例 | 1247 | 3.0 | 结晶质(黄长石) |
| F | 比较例2 | >1300 | - | 结晶质(黄长石) |
| G | 比较例1 | 1084 | 7.4 | 玻璃质 |
| H | 比较例1 | 1124 | 8.6 | 玻璃质 |
| J | 本发明例 | 1249 | 4.5 | 结晶质(黄长石) |
| K | 比较例2 | >1300 | - | 结晶质(黄长石) |
| L | 比较例1 | 1148 | 9.7 | 玻璃质 |
| M | 本发明例 | 1232 | 6.8 | 结晶质(黄长石) |
| N | 比较例2 | >1300 | - | 结晶质(黄长石) |
| P | 比较例1 | 1173 | 3.2 | 结晶质(黄长石) |
| Q | 本发明例 | 1218 | 3.2 | 结晶质(黄长石) |
| R | 比较例2 | >1300 | - | 结晶质(黄长石) |
| S | 比较例1 | 1176 | 2.9 | 结晶质(黄长石) |
| T | 本发明例 | 1239 | 3.5 | 结晶质(黄长石) |
| U | 比较例2 | >1300 | - | 结晶质(黄长石) |
| V | 比较例1 | 1104 | 5.5 | 玻璃质 |
| W | 本发明例 | 1225 | 5.5 | 结晶质(黄长石) |
| X | 比较例2 | >1300 | - | 结晶质(黄长石) |
| Y | 本发明例 | 1176 | 5.9 | 结晶质(黄长石) |
| Z | 比较例3 | 1143 | 2.2 | 结晶质(黄长石+枪晶石) |
Claims (4)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009-160599 | 2009-07-07 | ||
| JP2009160599 | 2009-07-07 | ||
| PCT/JP2009/064429 WO2011004507A1 (ja) | 2009-07-07 | 2009-08-18 | 鋼の連続鋳造用モールドフラックスおよびこれを用いた鋼の連続鋳造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102006950A CN102006950A (zh) | 2011-04-06 |
| CN102006950B true CN102006950B (zh) | 2014-03-12 |
Family
ID=43428943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200980100098.5A Expired - Fee Related CN102006950B (zh) | 2009-07-07 | 2009-08-18 | 钢的连铸用保护渣的制造方法及使用该保护渣的钢的连铸方法 |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP2441541A4 (zh) |
| JP (1) | JP5136994B2 (zh) |
| KR (1) | KR101247459B1 (zh) |
| CN (1) | CN102006950B (zh) |
| BR (1) | BRPI0903505B1 (zh) |
| WO (1) | WO2011004507A1 (zh) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108348992B (zh) * | 2015-11-05 | 2020-11-06 | 日本制铁株式会社 | 连续铸造用保护渣以及连续铸造方法 |
| CN107498014B (zh) * | 2017-09-06 | 2019-11-15 | 中南大学 | 一种含ZrO2汽车用TWIP钢保护渣及其应用 |
| KR102629377B1 (ko) * | 2019-06-04 | 2024-01-24 | 제이에프이 스틸 가부시키가이샤 | Al 함유 아포정 강의 연속 주조용 몰드 파우더 및 연속 주조 방법 |
| CN113714476B (zh) * | 2021-08-30 | 2023-01-24 | 湖南华菱湘潭钢铁有限公司 | 一种改善小方坯表面质量的工艺方法 |
| CN113953473B (zh) * | 2021-11-22 | 2022-12-30 | 天津荣程联合钢铁集团有限公司 | 一种连铸结晶器用保护渣及其制备方法 |
| CN115519084A (zh) * | 2022-11-11 | 2022-12-27 | 西峡龙成冶金材料有限公司 | 圆坯奥氏体不锈钢连铸用保护渣及应用 |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1211479A (zh) * | 1997-08-26 | 1999-03-24 | 住友金属工业株式会社 | 连续铸造用模压粉及连续铸造方法 |
| JP2003326342A (ja) * | 2002-05-15 | 2003-11-18 | Sumitomo Metal Ind Ltd | 鋼の連続鋳造用モールドパウダ |
| JP2005052881A (ja) * | 2003-08-07 | 2005-03-03 | Sumitomo Metal Ind Ltd | 鋼の連続鋳造方法 |
| JP2007203364A (ja) * | 2006-02-06 | 2007-08-16 | Sumitomo Metal Ind Ltd | 鋼の連続鋳造用モールドパウダー |
| JP2008030061A (ja) * | 2006-07-26 | 2008-02-14 | Kobe Steel Ltd | 高アルミニウム鋼の連続鋳造用モールドパウダー |
| JP2008238221A (ja) * | 2007-03-27 | 2008-10-09 | Nippon Steel Corp | 連続鋳造用パウダー |
| CN101472691A (zh) * | 2006-04-25 | 2009-07-01 | 株式会社神户制钢所 | 高铝钢的连续铸造方法及结晶器保护渣 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1094396C (zh) * | 1998-07-21 | 2002-11-20 | 品川白炼瓦株式会社 | 薄板连铸用结晶器用粉末 |
| JP3780966B2 (ja) * | 2002-03-14 | 2006-05-31 | 住友金属工業株式会社 | 連続鋳造用パウダーとそれを使用した連続鋳造法 |
-
2009
- 2009-08-18 KR KR1020107000846A patent/KR101247459B1/ko not_active Expired - Fee Related
- 2009-08-18 EP EP09760453.2A patent/EP2441541A4/en not_active Withdrawn
- 2009-08-18 WO PCT/JP2009/064429 patent/WO2011004507A1/ja not_active Ceased
- 2009-08-18 CN CN200980100098.5A patent/CN102006950B/zh not_active Expired - Fee Related
- 2009-08-18 BR BRPI0903505-2A patent/BRPI0903505B1/pt not_active IP Right Cessation
- 2009-08-18 JP JP2009536546A patent/JP5136994B2/ja not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1211479A (zh) * | 1997-08-26 | 1999-03-24 | 住友金属工业株式会社 | 连续铸造用模压粉及连续铸造方法 |
| JP2003326342A (ja) * | 2002-05-15 | 2003-11-18 | Sumitomo Metal Ind Ltd | 鋼の連続鋳造用モールドパウダ |
| JP2005052881A (ja) * | 2003-08-07 | 2005-03-03 | Sumitomo Metal Ind Ltd | 鋼の連続鋳造方法 |
| JP2007203364A (ja) * | 2006-02-06 | 2007-08-16 | Sumitomo Metal Ind Ltd | 鋼の連続鋳造用モールドパウダー |
| CN101472691A (zh) * | 2006-04-25 | 2009-07-01 | 株式会社神户制钢所 | 高铝钢的连续铸造方法及结晶器保护渣 |
| JP2008030061A (ja) * | 2006-07-26 | 2008-02-14 | Kobe Steel Ltd | 高アルミニウム鋼の連続鋳造用モールドパウダー |
| JP2008238221A (ja) * | 2007-03-27 | 2008-10-09 | Nippon Steel Corp | 連続鋳造用パウダー |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5136994B2 (ja) | 2013-02-06 |
| EP2441541A1 (en) | 2012-04-18 |
| KR20110028576A (ko) | 2011-03-21 |
| KR101247459B1 (ko) | 2013-03-25 |
| WO2011004507A1 (ja) | 2011-01-13 |
| BRPI0903505A2 (pt) | 2015-09-22 |
| JPWO2011004507A1 (ja) | 2012-12-13 |
| EP2441541A4 (en) | 2017-03-15 |
| CN102006950A (zh) | 2011-04-06 |
| BRPI0903505B1 (pt) | 2019-10-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hua Weifangshi Inventor after: Kawamoto Masayuki Inventor after: Tsukaguchi Yuichi Inventor after: Lin Haoshi Inventor before: Hua Weifangshi Inventor before: Kawamoto Masayuki |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: HANAO MASAHITO KAWAMOTO MASAYUKI TO: HANAO MASAHITO KAWAMOTO MASAYUKI TSUKAGUCHI YUICHI LIN HAOSHI |
|
| ASS | Succession or assignment of patent right |
Owner name: NIPPON STEEL + SUMITOMO METAL CORPORATION Free format text: FORMER OWNER: CHUGAI SEIYAKU KABUSHIKI KAISHA Effective date: 20130426 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20130426 Address after: Tokyo, Japan Applicant after: NIPPON STEEL & SUMITOMO METAL Corp. Address before: Osaka Japan Applicant before: SUMITOMO METAL INDUSTRIES, Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Tokyo, Japan Patentee after: NIPPON STEEL & SUMITOMO METAL Corp. Address before: Tokyo, Japan Patentee before: NIPPON STEEL & SUMITOMO METAL Corp. |
|
| CP01 | Change in the name or title of a patent holder | ||
| 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: 20140312 Termination date: 20210818 |