JPS5974212A - 鉄損の少ない無方向性電磁鋼板の製造に供する溶鋼の取鍋精錬方法 - Google Patents
鉄損の少ない無方向性電磁鋼板の製造に供する溶鋼の取鍋精錬方法Info
- Publication number
- JPS5974212A JPS5974212A JP18416882A JP18416882A JPS5974212A JP S5974212 A JPS5974212 A JP S5974212A JP 18416882 A JP18416882 A JP 18416882A JP 18416882 A JP18416882 A JP 18416882A JP S5974212 A JPS5974212 A JP S5974212A
- Authority
- JP
- Japan
- Prior art keywords
- molten steel
- flux
- rare earth
- steel
- earth element
- 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 50
- 239000010959 steel Substances 0.000 title claims abstract description 50
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 21
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 14
- 238000007670 refining Methods 0.000 title claims abstract description 14
- 230000004907 flux Effects 0.000 claims abstract description 47
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 claims abstract description 9
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 8
- 239000000956 alloy Substances 0.000 claims abstract description 8
- 239000003795 chemical substances by application Substances 0.000 claims abstract 2
- 229910000565 Non-oriented electrical steel Inorganic materials 0.000 claims description 11
- 238000007872 degassing Methods 0.000 claims description 5
- 238000009628 steelmaking Methods 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052751 metal Inorganic materials 0.000 abstract description 6
- 239000002184 metal Substances 0.000 abstract description 6
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 abstract description 3
- 229910001634 calcium fluoride Inorganic materials 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 229910052681 coesite Inorganic materials 0.000 abstract description 3
- 229910052906 cristobalite Inorganic materials 0.000 abstract description 3
- 239000000377 silicon dioxide Substances 0.000 abstract description 3
- 235000012239 silicon dioxide Nutrition 0.000 abstract description 3
- 229910052682 stishovite Inorganic materials 0.000 abstract description 3
- 229910052905 tridymite Inorganic materials 0.000 abstract description 3
- 230000007423 decrease Effects 0.000 abstract description 2
- 230000003247 decreasing effect Effects 0.000 abstract description 2
- 239000007787 solid Substances 0.000 abstract 2
- 229910000532 Deoxidized steel Inorganic materials 0.000 abstract 1
- 230000003009 desulfurizing effect Effects 0.000 abstract 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 239000000161 steel melt Substances 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
- 238000006477 desulfuration reaction Methods 0.000 description 31
- 230000023556 desulfurization Effects 0.000 description 31
- 239000000463 material Substances 0.000 description 9
- 239000002244 precipitate Substances 0.000 description 8
- 150000004763 sulfides Chemical class 0.000 description 8
- 239000000203 mixture Substances 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 229910052717 sulfur Inorganic materials 0.000 description 5
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 238000005097 cold rolling Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 3
- 229910000976 Electrical steel Inorganic materials 0.000 description 3
- 235000011941 Tilia x europaea Nutrition 0.000 description 3
- 238000000137 annealing Methods 0.000 description 3
- 239000004571 lime Substances 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- 235000017550 sodium carbonate Nutrition 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000009489 vacuum treatment Methods 0.000 description 1
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
- C21C7/06—Deoxidising, e.g. killing
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18416882A JPS5974212A (ja) | 1982-10-20 | 1982-10-20 | 鉄損の少ない無方向性電磁鋼板の製造に供する溶鋼の取鍋精錬方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18416882A JPS5974212A (ja) | 1982-10-20 | 1982-10-20 | 鉄損の少ない無方向性電磁鋼板の製造に供する溶鋼の取鍋精錬方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5974212A true JPS5974212A (ja) | 1984-04-26 |
| JPS6241290B2 JPS6241290B2 (enExample) | 1987-09-02 |
Family
ID=16148549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18416882A Granted JPS5974212A (ja) | 1982-10-20 | 1982-10-20 | 鉄損の少ない無方向性電磁鋼板の製造に供する溶鋼の取鍋精錬方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5974212A (enExample) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004020676A1 (fr) * | 2002-08-30 | 2004-03-11 | Obschestvo S Ogranichennoy Otvetsvennostyu Nauchno-Proizvodst Vennoe Predpriyatie 'tekhnologiya' | Procede de raffinage et de modification d'un bain de fusion fer / carbone |
| JP2009024201A (ja) * | 2007-07-18 | 2009-02-05 | Japan Steel Works Ltd:The | 高清浄度鋼の製造方法 |
| JP2009144221A (ja) * | 2007-12-17 | 2009-07-02 | Sumitomo Metal Ind Ltd | 極低窒素鋼および極低硫極低酸素極低窒素鋼の溶製方法 |
| US7662242B2 (en) | 2004-11-04 | 2010-02-16 | Nippon Steel Corporation | Non-oriented electrical steel superior in core loss |
| JP2011160578A (ja) * | 2010-02-02 | 2011-08-18 | Jfe Steel Corp | 圧縮応力下での鉄損劣化の小さいモータコア |
| JP2012012681A (ja) * | 2010-07-02 | 2012-01-19 | Sumitomo Metal Ind Ltd | 溶鋼の高速脱硫脱窒方法 |
| CN112287296A (zh) * | 2020-10-13 | 2021-01-29 | 北京师范大学 | 一种基于双波段闪烁仪的地表水热通量测算方法 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09256118A (ja) * | 1996-03-19 | 1997-09-30 | Nkk Corp | 冷間圧延性に優れた珪素鋼板およびその製造方法 |
| JPH09263909A (ja) * | 1996-03-26 | 1997-10-07 | Nkk Corp | 鉄損特性の優れた無方向性電磁鋼板 |
-
1982
- 1982-10-20 JP JP18416882A patent/JPS5974212A/ja active Granted
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004020676A1 (fr) * | 2002-08-30 | 2004-03-11 | Obschestvo S Ogranichennoy Otvetsvennostyu Nauchno-Proizvodst Vennoe Predpriyatie 'tekhnologiya' | Procede de raffinage et de modification d'un bain de fusion fer / carbone |
| US7662242B2 (en) | 2004-11-04 | 2010-02-16 | Nippon Steel Corporation | Non-oriented electrical steel superior in core loss |
| JP2009024201A (ja) * | 2007-07-18 | 2009-02-05 | Japan Steel Works Ltd:The | 高清浄度鋼の製造方法 |
| JP2009144221A (ja) * | 2007-12-17 | 2009-07-02 | Sumitomo Metal Ind Ltd | 極低窒素鋼および極低硫極低酸素極低窒素鋼の溶製方法 |
| JP2011160578A (ja) * | 2010-02-02 | 2011-08-18 | Jfe Steel Corp | 圧縮応力下での鉄損劣化の小さいモータコア |
| JP2012012681A (ja) * | 2010-07-02 | 2012-01-19 | Sumitomo Metal Ind Ltd | 溶鋼の高速脱硫脱窒方法 |
| CN112287296A (zh) * | 2020-10-13 | 2021-01-29 | 北京师范大学 | 一种基于双波段闪烁仪的地表水热通量测算方法 |
| CN112287296B (zh) * | 2020-10-13 | 2023-05-26 | 北京师范大学 | 一种基于双波段闪烁仪的地表水热通量测算方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6241290B2 (enExample) | 1987-09-02 |
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