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 (US20100223739A1-20100909-C00005.png) | 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 (US20100223739A1-20100909-C00005.png) |
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 |
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