JPH0754281Y2 - 溶融還元炉 - Google Patents
溶融還元炉Info
- Publication number
- JPH0754281Y2 JPH0754281Y2 JP7031290U JP7031290U JPH0754281Y2 JP H0754281 Y2 JPH0754281 Y2 JP H0754281Y2 JP 7031290 U JP7031290 U JP 7031290U JP 7031290 U JP7031290 U JP 7031290U JP H0754281 Y2 JPH0754281 Y2 JP H0754281Y2
- Authority
- JP
- Japan
- Prior art keywords
- furnace
- molten metal
- smelting reduction
- injection
- flue
- 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 - Fee Related
Links
- 238000003723 Smelting Methods 0.000 title claims description 53
- 238000002347 injection Methods 0.000 claims description 58
- 239000007924 injection Substances 0.000 claims description 58
- 229910052751 metal Inorganic materials 0.000 claims description 53
- 239000002184 metal Substances 0.000 claims description 53
- 239000011261 inert gas Substances 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 238000007664 blowing Methods 0.000 claims description 6
- 239000003245 coal Substances 0.000 claims description 5
- 239000002994 raw material Substances 0.000 claims description 4
- 238000006722 reduction reaction Methods 0.000 description 66
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 45
- 229910052742 iron Inorganic materials 0.000 description 21
- 239000007789 gas Substances 0.000 description 18
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
- 229910001873 dinitrogen Inorganic materials 0.000 description 14
- 238000010926 purge Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 229910000805 Pig iron Inorganic materials 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 3
- 235000011941 Tilia x europaea Nutrition 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 230000009545 invasion Effects 0.000 description 3
- 239000004571 lime Substances 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 229910000604 Ferrochrome Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
Landscapes
- Manufacture Of Iron (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7031290U JPH0754281Y2 (ja) | 1990-06-29 | 1990-06-29 | 溶融還元炉 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7031290U JPH0754281Y2 (ja) | 1990-06-29 | 1990-06-29 | 溶融還元炉 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0429646U JPH0429646U (en]) | 1992-03-10 |
| JPH0754281Y2 true JPH0754281Y2 (ja) | 1995-12-18 |
Family
ID=31606366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7031290U Expired - Fee Related JPH0754281Y2 (ja) | 1990-06-29 | 1990-06-29 | 溶融還元炉 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0754281Y2 (en]) |
-
1990
- 1990-06-29 JP JP7031290U patent/JPH0754281Y2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0429646U (en]) | 1992-03-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |