JPS6383205A - 高炉操業方法 - Google Patents
高炉操業方法Info
- Publication number
- JPS6383205A JPS6383205A JP22802686A JP22802686A JPS6383205A JP S6383205 A JPS6383205 A JP S6383205A JP 22802686 A JP22802686 A JP 22802686A JP 22802686 A JP22802686 A JP 22802686A JP S6383205 A JPS6383205 A JP S6383205A
- Authority
- JP
- Japan
- Prior art keywords
- blast furnace
- ore
- pellets
- furnace
- 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
- 239000008188 pellet Substances 0.000 claims abstract description 71
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 54
- 229910052742 iron Inorganic materials 0.000 claims abstract description 27
- 239000002994 raw material Substances 0.000 claims abstract description 27
- 239000004449 solid propellant Substances 0.000 claims abstract description 12
- 239000002245 particle Substances 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 17
- 239000008187 granular material Substances 0.000 claims description 12
- 239000002904 solvent Substances 0.000 claims description 10
- 239000000446 fuel Substances 0.000 abstract description 18
- 239000011248 coating agent Substances 0.000 abstract description 4
- 238000000576 coating method Methods 0.000 abstract description 4
- 238000001354 calcination Methods 0.000 abstract 2
- 230000004907 flux Effects 0.000 abstract 1
- 230000001788 irregular Effects 0.000 abstract 1
- 238000005453 pelletization Methods 0.000 abstract 1
- 238000010304 firing Methods 0.000 description 24
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 11
- 239000001301 oxygen Substances 0.000 description 11
- 229910052760 oxygen Inorganic materials 0.000 description 11
- 239000007787 solid Substances 0.000 description 11
- 239000007789 gas Substances 0.000 description 10
- 238000001035 drying Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 9
- 239000000843 powder Substances 0.000 description 8
- 239000000571 coke Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000001603 reducing effect Effects 0.000 description 6
- 238000009818 secondary granulation Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000005469 granulation Methods 0.000 description 4
- 230000003179 granulation Effects 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- WETINTNJFLGREW-UHFFFAOYSA-N calcium;iron;tetrahydrate Chemical compound O.O.O.O.[Ca].[Fe].[Fe] WETINTNJFLGREW-UHFFFAOYSA-N 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 239000011362 coarse particle Substances 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000012717 electrostatic precipitator Substances 0.000 description 2
- 229910052840 fayalite Inorganic materials 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000012256 powdered iron Substances 0.000 description 2
- 238000009817 primary granulation Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 235000012255 calcium oxide Nutrition 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000002006 petroleum coke Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 230000035922 thirst Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22802686A JPS6383205A (ja) | 1986-09-29 | 1986-09-29 | 高炉操業方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22802686A JPS6383205A (ja) | 1986-09-29 | 1986-09-29 | 高炉操業方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6383205A true JPS6383205A (ja) | 1988-04-13 |
| JPH0422961B2 JPH0422961B2 (ru) | 1992-04-21 |
Family
ID=16870032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22802686A Granted JPS6383205A (ja) | 1986-09-29 | 1986-09-29 | 高炉操業方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6383205A (ru) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0578253A1 (en) * | 1986-12-15 | 1994-01-12 | Nippon Kokan Kabushiki Kaisha | Method for manufacturing agglomerates of fired pellets |
| JP2009019252A (ja) * | 2007-07-13 | 2009-01-29 | Nippon Steel Corp | 高炉用鉄源原料およびその製造方法 |
| WO2012049974A1 (ja) * | 2010-10-14 | 2012-04-19 | 新日本製鐵株式会社 | 還元鉄の製造方法 |
-
1986
- 1986-09-29 JP JP22802686A patent/JPS6383205A/ja active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0578253A1 (en) * | 1986-12-15 | 1994-01-12 | Nippon Kokan Kabushiki Kaisha | Method for manufacturing agglomerates of fired pellets |
| JP2009019252A (ja) * | 2007-07-13 | 2009-01-29 | Nippon Steel Corp | 高炉用鉄源原料およびその製造方法 |
| WO2012049974A1 (ja) * | 2010-10-14 | 2012-04-19 | 新日本製鐵株式会社 | 還元鉄の製造方法 |
| CN103154276A (zh) * | 2010-10-14 | 2013-06-12 | 新日铁住金株式会社 | 还原铁的制造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0422961B2 (ru) | 1992-04-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |