JPH0213015B2 - - Google Patents
Info
- Publication number
- JPH0213015B2 JPH0213015B2 JP10272285A JP10272285A JPH0213015B2 JP H0213015 B2 JPH0213015 B2 JP H0213015B2 JP 10272285 A JP10272285 A JP 10272285A JP 10272285 A JP10272285 A JP 10272285A JP H0213015 B2 JPH0213015 B2 JP H0213015B2
- Authority
- JP
- Japan
- Prior art keywords
- fluidized bed
- ore
- temperature
- gas
- reduction
- 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
- 239000007789 gas Substances 0.000 claims description 62
- 238000000034 method Methods 0.000 claims description 21
- 239000002994 raw material Substances 0.000 claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 30
- 238000006722 reduction reaction Methods 0.000 description 27
- 238000006243 chemical reaction Methods 0.000 description 19
- 229910052742 iron Inorganic materials 0.000 description 14
- 239000000725 suspension Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 238000005245 sintering Methods 0.000 description 6
- 238000007664 blowing Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- -1 ferrous metals Chemical class 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10272285A JPS61262590A (ja) | 1985-05-16 | 1985-05-16 | 粉状鉱石の流動層還元方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10272285A JPS61262590A (ja) | 1985-05-16 | 1985-05-16 | 粉状鉱石の流動層還元方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61262590A JPS61262590A (ja) | 1986-11-20 |
| JPH0213015B2 true JPH0213015B2 (enrdf_load_stackoverflow) | 1990-04-03 |
Family
ID=14335157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10272285A Granted JPS61262590A (ja) | 1985-05-16 | 1985-05-16 | 粉状鉱石の流動層還元方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61262590A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025169851A1 (ja) * | 2024-02-05 | 2025-08-14 | 日本製鉄株式会社 | シャフト炉を用いた還元鉄の製造方法 |
| JP7712597B1 (ja) * | 2024-02-05 | 2025-07-24 | 日本製鉄株式会社 | シャフト炉を用いた還元鉄の製造方法 |
-
1985
- 1985-05-16 JP JP10272285A patent/JPS61262590A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61262590A (ja) | 1986-11-20 |
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