JPS59159907A - 高温粉粒状予備還元鉱石の移送管の閉塞防止方法 - Google Patents
高温粉粒状予備還元鉱石の移送管の閉塞防止方法Info
- Publication number
- JPS59159907A JPS59159907A JP3443983A JP3443983A JPS59159907A JP S59159907 A JPS59159907 A JP S59159907A JP 3443983 A JP3443983 A JP 3443983A JP 3443983 A JP3443983 A JP 3443983A JP S59159907 A JPS59159907 A JP S59159907A
- Authority
- JP
- Japan
- Prior art keywords
- furnace
- transfer pipe
- transfer
- ore
- pipe
- 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
- 238000012546 transfer Methods 0.000 title claims abstract description 68
- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000009467 reduction Effects 0.000 claims abstract description 21
- 239000008187 granular material Substances 0.000 claims abstract description 6
- 230000005484 gravity Effects 0.000 claims abstract description 6
- 230000000149 penetrating effect Effects 0.000 claims abstract 2
- 239000000843 powder Substances 0.000 claims description 16
- 238000003723 Smelting Methods 0.000 claims description 11
- 238000003756 stirring Methods 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 6
- 239000003638 chemical reducing agent Substances 0.000 claims description 5
- 230000001590 oxidative effect Effects 0.000 claims 2
- 238000009751 slip forming Methods 0.000 claims 1
- 239000000155 melt Substances 0.000 abstract 2
- 239000012159 carrier gas Substances 0.000 abstract 1
- 239000012530 fluid Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 11
- 238000007664 blowing Methods 0.000 description 8
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- LFYJSSARVMHQJB-QIXNEVBVSA-N bakuchiol Chemical compound CC(C)=CCC[C@@](C)(C=C)\C=C\C1=CC=C(O)C=C1 LFYJSSARVMHQJB-QIXNEVBVSA-N 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 235000010469 Glycine max Nutrition 0.000 description 1
- 244000068988 Glycine max Species 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000011176 pooling Methods 0.000 description 1
- 239000012256 powdered iron Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
- C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
- C21B13/002—Reduction of iron ores by passing through a heated column of carbon
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Furnace Charging Or Discharging (AREA)
- Air Transport Of Granular Materials (AREA)
- Manufacture Of Iron (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3443983A JPS59159907A (ja) | 1983-03-04 | 1983-03-04 | 高温粉粒状予備還元鉱石の移送管の閉塞防止方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3443983A JPS59159907A (ja) | 1983-03-04 | 1983-03-04 | 高温粉粒状予備還元鉱石の移送管の閉塞防止方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59159907A true JPS59159907A (ja) | 1984-09-10 |
| JPH0314888B2 JPH0314888B2 (enrdf_load_stackoverflow) | 1991-02-27 |
Family
ID=12414254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3443983A Granted JPS59159907A (ja) | 1983-03-04 | 1983-03-04 | 高温粉粒状予備還元鉱石の移送管の閉塞防止方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59159907A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020042769A (ko) * | 2002-03-08 | 2002-06-07 | 주윤식 | 농도변화에 따른 교반강도 제어시스템을 갖춘 교반기 및 그 제어방법 |
| JP2009293877A (ja) * | 2008-06-06 | 2009-12-17 | Toda Iron Works Co Ltd | 電気炉の原料投入シュートのシャッター機構 |
-
1983
- 1983-03-04 JP JP3443983A patent/JPS59159907A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020042769A (ko) * | 2002-03-08 | 2002-06-07 | 주윤식 | 농도변화에 따른 교반강도 제어시스템을 갖춘 교반기 및 그 제어방법 |
| JP2009293877A (ja) * | 2008-06-06 | 2009-12-17 | Toda Iron Works Co Ltd | 電気炉の原料投入シュートのシャッター機構 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0314888B2 (enrdf_load_stackoverflow) | 1991-02-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6231638B1 (en) | Process for producing metal from metal ores | |
| JPH10509216A (ja) | 溶銑または製鋼前製品の製造方法とこの製造方法を実施するための設備 | |
| JPS59159907A (ja) | 高温粉粒状予備還元鉱石の移送管の閉塞防止方法 | |
| JPS59159908A (ja) | 高温粉粒状予備還元鉱石の移送管の閉塞防止方法 | |
| JPS5918452B2 (ja) | 粉粒状鉱石からの溶融金属製造方法 | |
| JPS59140313A (ja) | 溶融還元設備における粉粒状鉱石の移送装置 | |
| JPS6118633A (ja) | 粉体の移送定量供給装置 | |
| JPS59162212A (ja) | 粉粒状予備還元鉱石の移送管 | |
| JPS59113110A (ja) | たて型炉溶融還元法における予備還元鉱の移送方法 | |
| JP2868941B2 (ja) | 竪型炉の羽口粉粒体吹込方法 | |
| JPH01195220A (ja) | 溶融還元炉 | |
| JPH0314887B2 (enrdf_load_stackoverflow) | ||
| JPS6360803B2 (enrdf_load_stackoverflow) | ||
| JPS6020441B2 (ja) | 溶融還元法における、粉粒状予備還元鉱石の溶融還元炉内吹込み方法 | |
| JPS5976832A (ja) | 溶融還元装置における予備還元鉱石の移送吹込み装置 | |
| JP2502976B2 (ja) | 鉄鉱石予備還元装置 | |
| JPS59140312A (ja) | 溶融還元装置における予備還元鉱石の移送装置 | |
| JPS59110711A (ja) | たて型溶融還元炉の炉壁冷却方法 | |
| JPS59113107A (ja) | 溶融還元装置 | |
| JPS6360802B2 (enrdf_load_stackoverflow) | ||
| JPS62230907A (ja) | 粉状鉱石からの溶融金属製造方法 | |
| JP2001131619A (ja) | 還元装置および還元方法 | |
| JPS6296624A (ja) | 製銅法 | |
| JPS6156259A (ja) | 銅転炉の操業方法 | |
| JPH11131117A (ja) | 竪型シャフトキュポラ・高炉・溶融還元炉法 |