JPS61136609A - 溶融還元による溶融金属製造法 - Google Patents
溶融還元による溶融金属製造法Info
- Publication number
- JPS61136609A JPS61136609A JP25795084A JP25795084A JPS61136609A JP S61136609 A JPS61136609 A JP S61136609A JP 25795084 A JP25795084 A JP 25795084A JP 25795084 A JP25795084 A JP 25795084A JP S61136609 A JPS61136609 A JP S61136609A
- Authority
- JP
- Japan
- Prior art keywords
- furnace
- gas
- smelting reduction
- reduction furnace
- blown
- 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
- 230000009467 reduction Effects 0.000 title claims description 62
- 238000003723 Smelting Methods 0.000 title claims description 37
- 229910052751 metal Inorganic materials 0.000 title claims description 22
- 239000002184 metal Substances 0.000 title claims description 22
- 238000004519 manufacturing process Methods 0.000 title claims description 13
- 239000007789 gas Substances 0.000 claims description 104
- 239000003245 coal Substances 0.000 claims description 22
- 239000002994 raw material Substances 0.000 claims description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 229910052799 carbon Inorganic materials 0.000 claims description 14
- 229910052760 oxygen Inorganic materials 0.000 claims description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 13
- 239000001301 oxygen Substances 0.000 claims description 13
- 229910044991 metal oxide Inorganic materials 0.000 claims description 11
- 150000004706 metal oxides Chemical class 0.000 claims description 11
- 238000002844 melting Methods 0.000 claims description 9
- 230000008018 melting Effects 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- 239000000446 fuel Substances 0.000 claims description 6
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 239000003208 petroleum Substances 0.000 claims description 3
- 239000004215 Carbon black (E152) Substances 0.000 claims description 2
- 229930195733 hydrocarbon Natural products 0.000 claims description 2
- 150000002430 hydrocarbons Chemical class 0.000 claims description 2
- 239000011261 inert gas Substances 0.000 claims description 2
- 238000006722 reduction reaction Methods 0.000 description 47
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 45
- 238000000034 method Methods 0.000 description 37
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 29
- 238000006243 chemical reaction Methods 0.000 description 27
- 235000013980 iron oxide Nutrition 0.000 description 22
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 16
- 238000010586 diagram Methods 0.000 description 16
- 229910052742 iron Inorganic materials 0.000 description 11
- 229910002596 FexO Inorganic materials 0.000 description 10
- 229910001882 dioxygen Inorganic materials 0.000 description 10
- 239000000428 dust Substances 0.000 description 8
- 229910000805 Pig iron Inorganic materials 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- 239000002893 slag Substances 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 description 3
- 239000002737 fuel gas Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- NAWXUBYGYWOOIX-SFHVURJKSA-N (2s)-2-[[4-[2-(2,4-diaminoquinazolin-6-yl)ethyl]benzoyl]amino]-4-methylidenepentanedioic acid Chemical compound C1=CC2=NC(N)=NC(N)=C2C=C1CCC1=CC=C(C(=O)N[C@@H](CC(=C)C(O)=O)C(O)=O)C=C1 NAWXUBYGYWOOIX-SFHVURJKSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000013064 chemical raw material Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000012256 powdered iron Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- -1 that is Inorganic materials 0.000 description 1
- 239000002912 waste gas Substances 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 |
|---|---|---|---|
| JP25795084A JPS61136609A (ja) | 1984-12-05 | 1984-12-05 | 溶融還元による溶融金属製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25795084A JPS61136609A (ja) | 1984-12-05 | 1984-12-05 | 溶融還元による溶融金属製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61136609A true JPS61136609A (ja) | 1986-06-24 |
| JPH037724B2 JPH037724B2 (enrdf_load_stackoverflow) | 1991-02-04 |
Family
ID=17313466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25795084A Granted JPS61136609A (ja) | 1984-12-05 | 1984-12-05 | 溶融還元による溶融金属製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61136609A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7280076B2 (en) | 2003-11-28 | 2007-10-09 | Fujitsu Limited | Information processing apparatus with contactless reader/writer, and coil antenna for magnetic coupling |
-
1984
- 1984-12-05 JP JP25795084A patent/JPS61136609A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7280076B2 (en) | 2003-11-28 | 2007-10-09 | Fujitsu Limited | Information processing apparatus with contactless reader/writer, and coil antenna for magnetic coupling |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH037724B2 (enrdf_load_stackoverflow) | 1991-02-04 |
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