JPS6154843B2 - - Google Patents
Info
- Publication number
- JPS6154843B2 JPS6154843B2 JP2193480A JP2193480A JPS6154843B2 JP S6154843 B2 JPS6154843 B2 JP S6154843B2 JP 2193480 A JP2193480 A JP 2193480A JP 2193480 A JP2193480 A JP 2193480A JP S6154843 B2 JPS6154843 B2 JP S6154843B2
- Authority
- JP
- Japan
- Prior art keywords
- blowing
- steel
- carbon content
- oxygen
- amount
- 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
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 65
- 239000010959 steel Substances 0.000 claims description 65
- 229910052799 carbon Inorganic materials 0.000 claims description 64
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 62
- 238000007664 blowing Methods 0.000 claims description 58
- 229910052760 oxygen Inorganic materials 0.000 claims description 39
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 37
- 239000001301 oxygen Substances 0.000 claims description 37
- 238000005259 measurement Methods 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 28
- 230000036284 oxygen consumption Effects 0.000 claims description 8
- 238000004364 calculation method Methods 0.000 claims description 4
- 238000005261 decarburization Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 7
- 238000000611 regression analysis Methods 0.000 description 7
- 229910000677 High-carbon steel Inorganic materials 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910000954 Medium-carbon steel Inorganic materials 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 238000012937 correction Methods 0.000 description 3
- 235000019738 Limestone Nutrition 0.000 description 2
- 229910000805 Pig iron Inorganic materials 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 2
- 239000010436 fluorite Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000006028 limestone Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- -1 scrap Inorganic materials 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000002436 steel type Substances 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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/4673—Measuring and sampling devices
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2193480A JPS56123314A (en) | 1980-02-21 | 1980-02-21 | Method for controlling carbon content in steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2193480A JPS56123314A (en) | 1980-02-21 | 1980-02-21 | Method for controlling carbon content in steel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56123314A JPS56123314A (en) | 1981-09-28 |
| JPS6154843B2 true JPS6154843B2 (fr) | 1986-11-25 |
Family
ID=12068872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2193480A Granted JPS56123314A (en) | 1980-02-21 | 1980-02-21 | Method for controlling carbon content in steel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56123314A (fr) |
-
1980
- 1980-02-21 JP JP2193480A patent/JPS56123314A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56123314A (en) | 1981-09-28 |
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