JPS6360090B2 - - Google Patents
Info
- Publication number
- JPS6360090B2 JPS6360090B2 JP60127338A JP12733885A JPS6360090B2 JP S6360090 B2 JPS6360090 B2 JP S6360090B2 JP 60127338 A JP60127338 A JP 60127338A JP 12733885 A JP12733885 A JP 12733885A JP S6360090 B2 JPS6360090 B2 JP S6360090B2
- Authority
- JP
- Japan
- Prior art keywords
- gas
- converter
- blowing
- furnace
- blown
- 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
- 239000007789 gas Substances 0.000 claims description 99
- 238000000034 method Methods 0.000 claims description 23
- 238000003756 stirring Methods 0.000 claims description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 238000007670 refining Methods 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 230000003068 static effect Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 2
- 238000007664 blowing Methods 0.000 description 35
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 238000000746 purification Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002131 composite material Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000011261 inert gas Substances 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000011819 refractory material Substances 0.000 description 3
- 231100000331 toxic Toxicity 0.000 description 3
- 230000002588 toxic effect Effects 0.000 description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 231100000419 toxicity Toxicity 0.000 description 2
- 230000001988 toxicity Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- UQMRAFJOBWOFNS-UHFFFAOYSA-N butyl 2-(2,4-dichlorophenoxy)acetate Chemical compound CCCCOC(=O)COC1=CC=C(Cl)C=C1Cl UQMRAFJOBWOFNS-UHFFFAOYSA-N 0.000 description 1
- 235000012255 calcium oxide Nutrition 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 210000003027 ear inner Anatomy 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 229940087654 iron carbonyl Drugs 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 238000009628 steelmaking Methods 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
- C21C5/28—Manufacture of steel in the converter
- C21C5/30—Regulating or controlling the blowing
- C21C5/35—Blowing from above and through the bath
-
- 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
- C21C5/38—Removal of waste gases or dust
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12733885A JPS61284516A (ja) | 1985-06-12 | 1985-06-12 | 転炉の撹拌ガス供給方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12733885A JPS61284516A (ja) | 1985-06-12 | 1985-06-12 | 転炉の撹拌ガス供給方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61284516A JPS61284516A (ja) | 1986-12-15 |
| JPS6360090B2 true JPS6360090B2 (US06811854-20041102-C00012.png) | 1988-11-22 |
Family
ID=14957446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12733885A Granted JPS61284516A (ja) | 1985-06-12 | 1985-06-12 | 転炉の撹拌ガス供給方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61284516A (US06811854-20041102-C00012.png) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS508999A (US06811854-20041102-C00012.png) * | 1973-05-17 | 1975-01-29 | ||
| JPS518109A (US06811854-20041102-C00012.png) * | 1974-06-07 | 1976-01-22 | British Steel Corp | |
| JPS53142911A (en) * | 1977-05-20 | 1978-12-13 | Maximilianshuette Eisenwerk | Method of supplying heat energy to molten steel |
| JPS55158211A (en) * | 1979-05-24 | 1980-12-09 | Sumitomo Metal Ind Ltd | Refining device of steel having gas circulating system |
| JPS55158208A (en) * | 1979-05-24 | 1980-12-09 | Sumitomo Metal Ind Ltd | Refining method of steel |
| JPS5638411A (en) * | 1979-09-06 | 1981-04-13 | Nippon Kokan Kk <Nkk> | Steel making by converter |
| JPS5822315A (ja) * | 1981-08-03 | 1983-02-09 | Nippon Steel Corp | Ｃｏガス吹込みによる鋼の精錬方法 |
| JPS5922625A (ja) * | 1982-07-27 | 1984-02-04 | Osaka Oxgen Ind Ltd | 一酸化炭素ガス及び窒素ガスを含む混合ガスより窒素ガスを吸着法により除去する方法 |
| JPS5949818A (ja) * | 1982-09-13 | 1984-03-22 | Osaka Oxgen Ind Ltd | 吸着法を使用して一酸化炭素を含む混合ガス中の一酸化炭素を濃縮する方法 |
-
1985
- 1985-06-12 JP JP12733885A patent/JPS61284516A/ja active Granted
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS508999A (US06811854-20041102-C00012.png) * | 1973-05-17 | 1975-01-29 | ||
| JPS518109A (US06811854-20041102-C00012.png) * | 1974-06-07 | 1976-01-22 | British Steel Corp | |
| JPS53142911A (en) * | 1977-05-20 | 1978-12-13 | Maximilianshuette Eisenwerk | Method of supplying heat energy to molten steel |
| JPS55158211A (en) * | 1979-05-24 | 1980-12-09 | Sumitomo Metal Ind Ltd | Refining device of steel having gas circulating system |
| JPS55158208A (en) * | 1979-05-24 | 1980-12-09 | Sumitomo Metal Ind Ltd | Refining method of steel |
| JPS5638411A (en) * | 1979-09-06 | 1981-04-13 | Nippon Kokan Kk <Nkk> | Steel making by converter |
| JPS5822315A (ja) * | 1981-08-03 | 1983-02-09 | Nippon Steel Corp | Ｃｏガス吹込みによる鋼の精錬方法 |
| JPS5922625A (ja) * | 1982-07-27 | 1984-02-04 | Osaka Oxgen Ind Ltd | 一酸化炭素ガス及び窒素ガスを含む混合ガスより窒素ガスを吸着法により除去する方法 |
| JPS5949818A (ja) * | 1982-09-13 | 1984-03-22 | Osaka Oxgen Ind Ltd | 吸着法を使用して一酸化炭素を含む混合ガス中の一酸化炭素を濃縮する方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61284516A (ja) | 1986-12-15 |
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