JPH0416522B2 - - Google Patents
Info
- Publication number
- JPH0416522B2 JPH0416522B2 JP28109484A JP28109484A JPH0416522B2 JP H0416522 B2 JPH0416522 B2 JP H0416522B2 JP 28109484 A JP28109484 A JP 28109484A JP 28109484 A JP28109484 A JP 28109484A JP H0416522 B2 JPH0416522 B2 JP H0416522B2
- Authority
- JP
- Japan
- Prior art keywords
- powder
- lance
- pipe
- blow pipe
- particles
- 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
- 239000000843 powder Substances 0.000 claims description 60
- 239000002245 particle Substances 0.000 claims description 26
- 238000007664 blowing Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 229910052742 iron Inorganic materials 0.000 description 4
- 229910000805 Pig iron Inorganic materials 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002893 slag Substances 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
- C21B5/003—Injection of pulverulent coal
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
- Blast Furnaces (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28109484A JPS61153216A (ja) | 1984-12-27 | 1984-12-27 | 高炉内への粉体吹き込み方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28109484A JPS61153216A (ja) | 1984-12-27 | 1984-12-27 | 高炉内への粉体吹き込み方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61153216A JPS61153216A (ja) | 1986-07-11 |
| JPH0416522B2 true JPH0416522B2 (fr) | 1992-03-24 |
Family
ID=17634251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP28109484A Granted JPS61153216A (ja) | 1984-12-27 | 1984-12-27 | 高炉内への粉体吹き込み方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61153216A (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4065038B2 (ja) | 1996-08-07 | 2008-03-19 | カルピス株式会社 | 計算作業負荷ストレス緩和剤 |
| JP4807099B2 (ja) * | 2006-02-22 | 2011-11-02 | Ｊｆｅスチール株式会社 | 高炉操業方法 |
| JP5782808B2 (ja) * | 2011-04-22 | 2015-09-24 | Ｊｆｅスチール株式会社 | 高炉への微粉炭の吹込み方法およびその設備 |
| JP6354962B2 (ja) * | 2015-09-11 | 2018-07-11 | Ｊｆｅスチール株式会社 | 酸素高炉の操業方法 |
-
1984
- 1984-12-27 JP JP28109484A patent/JPS61153216A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61153216A (ja) | 1986-07-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3219436A (en) | Method for reducing iron oxides into sponge iron | |
| JPH0416522B2 (fr) | ||
| JPS62142706A (ja) | 高炉内への粉粒体吹込み方法 | |
| US3010820A (en) | Process for refining ferrous materials | |
| ZA9998B (en) | Process for the production of pig iron. | |
| JPH10237515A (ja) | 高炉用ランス管 | |
| CN1004705B (zh) | 向炉内例如熔炼用高炉内喷射散状固体物料的装置及其应用 | |
| US5227117A (en) | Apparatus for blast furnace fuel injection | |
| JPH02118010A (ja) | 羽口微粉粒体吹込み用バーナー | |
| JPH0356610A (ja) | 高炉への微粉炭吹込み方法 | |
| JPS61149406A (ja) | 高炉用粉体吹込み装置 | |
| ES2090154T3 (es) | Horno de prerreduccion de una instalacion de reduccion por fusion de mineral de hierro. | |
| JP2001348605A (ja) | 竪型冶金炉への合成樹脂材吹込み用ランス及び合成樹脂材吹込みを伴なう竪型冶金炉による溶銑の製造方法 | |
| JP2002047507A (ja) | 溶鉄製造方法および溶鉄製造装置 | |
| JPS5880491A (ja) | ロ−タリ−キルン還元剤供給方法およびそのシステム | |
| JP3444046B2 (ja) | 溶融還元炉におけるクロム鉱石粉の投入方法 | |
| JPS63140017A (ja) | 鉄鉱石の予備還元方法 | |
| Ostrowski et al. | Blast furnace operations with injected coal at Weirton | |
| JPH01177307A (ja) | 高炉の操業方法 | |
| JPS62142707A (ja) | 高炉の粉粒体吹込み方法 | |
| JP2889093B2 (ja) | 高炉の溶銑成分制御方法 | |
| JP2881915B2 (ja) | 高炉羽口粉体吹き込み方法 | |
| WO1989002477A1 (fr) | Procede de chargement de minerais pendant une etape de reduction en fusion | |
| JPS59162212A (ja) | 粉粒状予備還元鉱石の移送管 | |
| US1131709A (en) | Plant for the reduction and smelting of ores. |