BE676382A - - Google Patents
Info
- Publication number
- BE676382A BE676382A BE676382DA BE676382A BE 676382 A BE676382 A BE 676382A BE 676382D A BE676382D A BE 676382DA BE 676382 A BE676382 A BE 676382A
- Authority
- BE
- Belgium
- Prior art keywords
- oxygen
- coke
- fuel
- blast
- temperature
- Prior art date
Links
- 239000000446 fuel Substances 0.000 claims description 112
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 78
- 239000000571 coke Substances 0.000 claims description 73
- 239000001301 oxygen Substances 0.000 claims description 72
- 229910052760 oxygen Inorganic materials 0.000 claims description 72
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 70
- 238000007664 blowing Methods 0.000 claims description 55
- 150000002430 hydrocarbons Chemical class 0.000 claims description 47
- 239000004215 Carbon black (E152) Substances 0.000 claims description 46
- 229930195733 hydrocarbon Natural products 0.000 claims description 46
- 238000004519 manufacturing process Methods 0.000 claims description 40
- 229910052742 iron Inorganic materials 0.000 claims description 39
- 238000000034 method Methods 0.000 claims description 31
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 28
- 230000007423 decrease Effects 0.000 claims description 15
- 239000000295 fuel oil Substances 0.000 claims description 15
- 239000001257 hydrogen Substances 0.000 claims description 13
- 229910052739 hydrogen Inorganic materials 0.000 claims description 13
- 239000003345 natural gas Substances 0.000 claims description 13
- 239000003245 coal Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 239000002893 slag Substances 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
- 238000007792 addition Methods 0.000 description 28
- 238000002347 injection Methods 0.000 description 13
- 239000007924 injection Substances 0.000 description 13
- 238000002844 melting Methods 0.000 description 10
- 230000008018 melting Effects 0.000 description 10
- 238000002485 combustion reaction Methods 0.000 description 6
- 125000004432 carbon atom Chemical group C* 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000003723 Smelting Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 230000004927 fusion Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/001—Injecting additional fuel or reducing agents
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE676382A true BE676382A (enrdf_load_stackoverflow) |
Family
ID=208901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE676382D BE676382A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE676382A (enrdf_load_stackoverflow) |
-
0
- BE BE676382D patent/BE676382A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108330238B (zh) | 一种利用超高富氧鼓风的高炉冶炼钒钛磁铁矿的方法 | |
| CN1216154C (zh) | 一种高效低co2排放富氢燃气纯氧高炉炼铁工艺 | |
| WO2012158221A1 (en) | System and method for reducing iron oxide to metallic iron using coke oven gas and oxygen steelmaking furnace gas | |
| TW202130820A (zh) | 高爐的作業方法 | |
| Liu et al. | Hot metal yield optimization of a blast furnace based on constructal theory | |
| CN114662767A (zh) | 一种低碳高炉冶炼成本控制方法及系统 | |
| WO2013098574A1 (fr) | Dispositif de recyclage de gaz de haut-fourneau et procédé associé | |
| FR2463815A1 (fr) | Procede de carburation de metal spongieux | |
| WO2009047927A1 (ja) | ヤシガラ炭使用のアーク炉製鋼方法 | |
| Bailera et al. | Integration of power to gas and biomass charcoal in oxygen blast furnace ironmaking | |
| BE676382A (enrdf_load_stackoverflow) | ||
| JP7028363B2 (ja) | 高炉の操業方法および高炉附帯設備 | |
| CA1256703A (fr) | Procede pour la conduite d'un haut-fourneau, notamment d'un haut-fourneau siderurgique | |
| US20240018615A1 (en) | Method for producing pig iron in a shaft furnace | |
| JP2011127176A (ja) | 高炉の操業方法 | |
| TW202140802A (zh) | 高爐之操作方法及高爐附帶設備 | |
| CN103374376A (zh) | 外热式直立炭化炉生产兰炭的方法 | |
| EP2705003B1 (fr) | Procede de fusion du verre dans un four | |
| KR101813670B1 (ko) | 산소 스트림의 침투 깊이를 증가시키는 방법 | |
| EP1154825B1 (fr) | Procede d'optimisation du fonctionnement d'un haut four | |
| GB2437958A (en) | Operating ferrous and non-ferrous bast furnaces | |
| JPH09256011A (ja) | 高炉の休風操業方法 | |
| Shcheglov et al. | Improving the technology for the blow-in of blast furnaces after class-I and class-II overhauls | |
| Levert | Second generation rotary furnaces, an even more viable alternative to cupola and electric induction furnaces | |
| TW202129015A (zh) | 高爐之操作方法及高爐附帶設備 |