JPS6223047B2 - - Google Patents
Info
- Publication number
- JPS6223047B2 JPS6223047B2 JP9087884A JP9087884A JPS6223047B2 JP S6223047 B2 JPS6223047 B2 JP S6223047B2 JP 9087884 A JP9087884 A JP 9087884A JP 9087884 A JP9087884 A JP 9087884A JP S6223047 B2 JPS6223047 B2 JP S6223047B2
- Authority
- JP
- Japan
- Prior art keywords
- oxygen
- decarburization
- blowing
- blown
- rate
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 72
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 64
- 229910052760 oxygen Inorganic materials 0.000 claims description 64
- 239000001301 oxygen Substances 0.000 claims description 64
- 238000005261 decarburization Methods 0.000 claims description 47
- 238000007664 blowing Methods 0.000 claims description 45
- 229910052742 iron Inorganic materials 0.000 claims description 36
- 238000002485 combustion reaction Methods 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 33
- 238000009628 steelmaking Methods 0.000 claims description 25
- 229910052799 carbon Inorganic materials 0.000 claims description 23
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 238000007670 refining Methods 0.000 claims description 7
- 238000006477 desulfuration reaction Methods 0.000 claims description 4
- 230000023556 desulfurization Effects 0.000 claims description 4
- 238000007373 indentation Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 15
- 239000002253 acid Substances 0.000 description 10
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 238000007796 conventional method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 230000002925 chemical effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 208000018459 dissociative disease Diseases 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer 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
- 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
- C21C5/30—Regulating or controlling the blowing
- C21C5/35—Blowing from above and through the bath
-
- 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
- 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 |
|---|---|---|---|
| JP59090878A JPS60234912A (ja) | 1984-05-09 | 1984-05-09 | 酸素上底吹製鋼法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59090878A JPS60234912A (ja) | 1984-05-09 | 1984-05-09 | 酸素上底吹製鋼法 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63072768A Division JPS63266014A (ja) | 1988-03-26 | 1988-03-26 | 酸素上底吹製鋼法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60234912A JPS60234912A (ja) | 1985-11-21 |
| JPS6223047B2 true JPS6223047B2 (hu) | 1987-05-21 |
Family
ID=14010724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59090878A Granted JPS60234912A (ja) | 1984-05-09 | 1984-05-09 | 酸素上底吹製鋼法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60234912A (hu) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS568085A (en) * | 1979-06-25 | 1981-01-27 | Mego Corp | Box body structure and head body fitting mechanism of flexible doll |
| JPS5760004A (en) * | 1980-09-26 | 1982-04-10 | Sumitomo Metal Ind Ltd | Converter refining method |
-
1984
- 1984-05-09 JP JP59090878A patent/JPS60234912A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS568085A (en) * | 1979-06-25 | 1981-01-27 | Mego Corp | Box body structure and head body fitting mechanism of flexible doll |
| JPS5760004A (en) * | 1980-09-26 | 1982-04-10 | Sumitomo Metal Ind Ltd | Converter refining method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60234912A (ja) | 1985-11-21 |
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