JPH0257666B2 - - Google Patents
Info
- Publication number
- JPH0257666B2 JPH0257666B2 JP58010686A JP1068683A JPH0257666B2 JP H0257666 B2 JPH0257666 B2 JP H0257666B2 JP 58010686 A JP58010686 A JP 58010686A JP 1068683 A JP1068683 A JP 1068683A JP H0257666 B2 JPH0257666 B2 JP H0257666B2
- Authority
- JP
- Japan
- Prior art keywords
- molten steel
- blowing
- slag
- concentration
- distribution ratio
- 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 - Lifetime
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 82
- 239000010959 steel Substances 0.000 claims description 82
- 229910052760 oxygen Inorganic materials 0.000 claims description 50
- 239000001301 oxygen Substances 0.000 claims description 49
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 48
- 238000007664 blowing Methods 0.000 claims description 45
- 239000002893 slag Substances 0.000 claims description 35
- 229910052698 phosphorus Inorganic materials 0.000 claims description 25
- 229910052748 manganese Inorganic materials 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 14
- 239000002994 raw material Substances 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 8
- 238000007670 refining Methods 0.000 claims description 4
- 239000011572 manganese Substances 0.000 description 43
- 229910052799 carbon Inorganic materials 0.000 description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 239000000523 sample Substances 0.000 description 11
- 238000004458 analytical method Methods 0.000 description 8
- 150000001875 compounds Chemical class 0.000 description 8
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 7
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 7
- 239000011574 phosphorus Substances 0.000 description 7
- 229910052742 iron Inorganic materials 0.000 description 6
- 238000005070 sampling Methods 0.000 description 5
- 239000007784 solid electrolyte Substances 0.000 description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910001021 Ferroalloy Inorganic materials 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229910000805 Pig iron Inorganic materials 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000010459 dolomite Substances 0.000 description 3
- 229910000514 dolomite Inorganic materials 0.000 description 3
- 238000010079 rubber tapping Methods 0.000 description 3
- 238000009628 steelmaking Methods 0.000 description 3
- 229910000914 Mn alloy Inorganic materials 0.000 description 2
- 235000012255 calcium oxide Nutrition 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010436 fluorite Substances 0.000 description 2
- -1 oxygen ion Chemical class 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 229910015136 FeMn Inorganic materials 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- QDOXWKRWXJOMAK-UHFFFAOYSA-N chromium(III) oxide Inorganic materials O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/20—Metals
- G01N33/205—Metals in liquid state, e.g. molten metals
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating And Analyzing Materials By Characteristic Methods (AREA)
- Measuring Oxygen Concentration In Cells (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58010686A JPS59136652A (ja) | 1983-01-25 | 1983-01-25 | 溶鋼成分推定方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58010686A JPS59136652A (ja) | 1983-01-25 | 1983-01-25 | 溶鋼成分推定方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59136652A JPS59136652A (ja) | 1984-08-06 |
| JPH0257666B2 true JPH0257666B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-12-05 |
Family
ID=11757148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58010686A Granted JPS59136652A (ja) | 1983-01-25 | 1983-01-25 | 溶鋼成分推定方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59136652A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0649890B2 (ja) * | 1988-02-25 | 1994-06-29 | 住友金属工業株式会社 | 転炉吹錬における終点成分推定方法 |
| JP3037332U (ja) * | 1996-10-17 | 1997-05-16 | 大阪酸素工業株式会社 | 炭素濃度推定プローブ |
| JP2005206877A (ja) * | 2004-01-22 | 2005-08-04 | Sumitomo Metal Ind Ltd | 転炉吹錬時の炭素濃度の推定方法 |
| JP5483429B2 (ja) * | 2010-03-26 | 2014-05-07 | 日新製鋼株式会社 | 溶鋼中の燐濃度を精度よく推定する方法 |
| CN102128836B (zh) * | 2010-12-06 | 2013-02-13 | 天津钢铁集团有限公司 | 一种碳锰合金中锰的检测方法 |
| CN109777923B (zh) * | 2019-02-28 | 2020-12-15 | 北京首钢股份有限公司 | 一种rh精炼合金加入控制方法 |
-
1983
- 1983-01-25 JP JP58010686A patent/JPS59136652A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59136652A (ja) | 1984-08-06 |
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