JPS6225728B2 - - Google Patents
Info
- Publication number
- JPS6225728B2 JPS6225728B2 JP14621682A JP14621682A JPS6225728B2 JP S6225728 B2 JPS6225728 B2 JP S6225728B2 JP 14621682 A JP14621682 A JP 14621682A JP 14621682 A JP14621682 A JP 14621682A JP S6225728 B2 JPS6225728 B2 JP S6225728B2
- Authority
- JP
- Japan
- Prior art keywords
- blowing
- gas
- flow rate
- oxygen
- decarburization
- 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
- 238000007664 blowing Methods 0.000 claims description 51
- 239000007789 gas Substances 0.000 claims description 34
- 239000011651 chromium Substances 0.000 claims description 32
- 238000005261 decarburization Methods 0.000 claims description 31
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 22
- 229910052760 oxygen Inorganic materials 0.000 claims description 22
- 239000001301 oxygen Substances 0.000 claims description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 229910001220 stainless steel Inorganic materials 0.000 claims description 14
- 229910052804 chromium Inorganic materials 0.000 claims description 9
- 238000004458 analytical method Methods 0.000 claims description 7
- 239000011261 inert gas Substances 0.000 claims description 7
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 4
- 229910001882 dioxygen Inorganic materials 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 description 19
- 229910052799 carbon Inorganic materials 0.000 description 9
- 239000000523 sample Substances 0.000 description 6
- 238000007670 refining Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000004868 gas analysis Methods 0.000 description 4
- 238000005070 sampling Methods 0.000 description 3
- 238000009628 steelmaking Methods 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910017082 Fe-Si Inorganic materials 0.000 description 1
- 229910017133 Fe—Si Inorganic materials 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 239000000126 substance 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
- C21C5/005—Manufacture of stainless steel
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 |
|---|---|---|---|
| JP14621682A JPS5938316A (ja) | 1982-08-25 | 1982-08-25 | 高クロム鋼の溶製方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14621682A JPS5938316A (ja) | 1982-08-25 | 1982-08-25 | 高クロム鋼の溶製方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5938316A JPS5938316A (ja) | 1984-03-02 |
| JPS6225728B2 true JPS6225728B2 (enExample) | 1987-06-04 |
Family
ID=15402729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14621682A Granted JPS5938316A (ja) | 1982-08-25 | 1982-08-25 | 高クロム鋼の溶製方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5938316A (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2515059B2 (ja) * | 1991-06-27 | 1996-07-10 | 新日本製鐵株式会社 | 含クロム溶鋼の脱炭精錬法 |
| ITRM20010146A1 (it) * | 2001-03-21 | 2002-09-21 | Acciai Speciali Terni Spa | Metodo e sistema di controllo per convertitori aod. |
-
1982
- 1982-08-25 JP JP14621682A patent/JPS5938316A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5938316A (ja) | 1984-03-02 |
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