JPS61288004A - 転炉排ガスを利用した粉状鉱石の還元方法 - Google Patents
転炉排ガスを利用した粉状鉱石の還元方法Info
- Publication number
- JPS61288004A JPS61288004A JP12880585A JP12880585A JPS61288004A JP S61288004 A JPS61288004 A JP S61288004A JP 12880585 A JP12880585 A JP 12880585A JP 12880585 A JP12880585 A JP 12880585A JP S61288004 A JPS61288004 A JP S61288004A
- Authority
- JP
- Japan
- Prior art keywords
- gas
- fluidized bed
- converter
- iron ore
- reduction
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 16
- 239000002912 waste gas Substances 0.000 title abstract 4
- 239000007789 gas Substances 0.000 claims abstract description 60
- 239000003575 carbonaceous material Substances 0.000 claims abstract description 14
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims 1
- 239000003546 flue gas Substances 0.000 claims 1
- 239000012256 powdered iron Substances 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 43
- 229910052742 iron Inorganic materials 0.000 abstract description 21
- 238000007664 blowing Methods 0.000 abstract description 13
- 238000006243 chemical reaction Methods 0.000 abstract description 8
- 238000006722 reduction reaction Methods 0.000 description 37
- 239000000571 coke Substances 0.000 description 11
- 238000003723 Smelting Methods 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000029052 metamorphosis Effects 0.000 description 3
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- 238000010420 art technique Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000011946 reduction process 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
- C21C5/38—Removal of waste gases or dust
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Manufacture And Refinement Of Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12880585A JPS61288004A (ja) | 1985-06-13 | 1985-06-13 | 転炉排ガスを利用した粉状鉱石の還元方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12880585A JPS61288004A (ja) | 1985-06-13 | 1985-06-13 | 転炉排ガスを利用した粉状鉱石の還元方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61288004A true JPS61288004A (ja) | 1986-12-18 |
| JPH0214412B2 JPH0214412B2 (enrdf_load_stackoverflow) | 1990-04-09 |
Family
ID=14993856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12880585A Granted JPS61288004A (ja) | 1985-06-13 | 1985-06-13 | 転炉排ガスを利用した粉状鉱石の還元方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61288004A (enrdf_load_stackoverflow) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7588625B2 (en) * | 2002-12-23 | 2009-09-15 | Posco | Apparatus for manufacturing molten irons to dry and convey iron ores and additives and manufacturing method using the same |
| KR101257056B1 (ko) | 2011-06-28 | 2013-04-22 | 현대제철 주식회사 | 전로가스 회수장치 및 전로가스 회수방법 |
| KR101257058B1 (ko) * | 2011-06-28 | 2013-04-22 | 현대제철 주식회사 | 전로가스 선별 공급 장치 및 방법 |
| KR101277741B1 (ko) * | 2011-06-28 | 2013-06-24 | 현대제철 주식회사 | 부생가스 회수 장치 및 그 회수 방법 |
-
1985
- 1985-06-13 JP JP12880585A patent/JPS61288004A/ja active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7588625B2 (en) * | 2002-12-23 | 2009-09-15 | Posco | Apparatus for manufacturing molten irons to dry and convey iron ores and additives and manufacturing method using the same |
| KR101257056B1 (ko) | 2011-06-28 | 2013-04-22 | 현대제철 주식회사 | 전로가스 회수장치 및 전로가스 회수방법 |
| KR101257058B1 (ko) * | 2011-06-28 | 2013-04-22 | 현대제철 주식회사 | 전로가스 선별 공급 장치 및 방법 |
| KR101277741B1 (ko) * | 2011-06-28 | 2013-06-24 | 현대제철 주식회사 | 부생가스 회수 장치 및 그 회수 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0214412B2 (enrdf_load_stackoverflow) | 1990-04-09 |
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