JPS6254007A - 含クロム溶銑の製造法 - Google Patents
含クロム溶銑の製造法Info
- Publication number
- JPS6254007A JPS6254007A JP19275185A JP19275185A JPS6254007A JP S6254007 A JPS6254007 A JP S6254007A JP 19275185 A JP19275185 A JP 19275185A JP 19275185 A JP19275185 A JP 19275185A JP S6254007 A JPS6254007 A JP S6254007A
- Authority
- JP
- Japan
- Prior art keywords
- chromium
- furnace
- tuyeres
- ore
- 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
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- UPHIPHFJVNKLMR-UHFFFAOYSA-N chromium iron Chemical compound [Cr].[Fe] UPHIPHFJVNKLMR-UHFFFAOYSA-N 0.000 title abstract 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 83
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 83
- 239000011651 chromium Substances 0.000 claims abstract description 83
- 239000000463 material Substances 0.000 claims abstract description 22
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 21
- 239000001301 oxygen Substances 0.000 claims abstract description 21
- 239000002893 slag Substances 0.000 claims abstract description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 8
- 238000007664 blowing Methods 0.000 claims abstract description 5
- 229910052742 iron Inorganic materials 0.000 claims abstract description 4
- 229910052751 metal Inorganic materials 0.000 claims description 26
- 239000002184 metal Substances 0.000 claims description 26
- 238000002844 melting Methods 0.000 claims description 11
- 230000008018 melting Effects 0.000 claims description 11
- 239000003610 charcoal Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 12
- 239000003575 carbonaceous material Substances 0.000 abstract description 9
- 239000000155 melt Substances 0.000 abstract description 4
- 239000000571 coke Substances 0.000 description 6
- 238000003723 Smelting Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 238000006722 reduction reaction Methods 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910000604 Ferrochrome Inorganic materials 0.000 description 4
- 239000000567 combustion gas Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- UOUJSJZBMCDAEU-UHFFFAOYSA-N chromium(3+);oxygen(2-) Chemical class [O-2].[O-2].[O-2].[Cr+3].[Cr+3] UOUJSJZBMCDAEU-UHFFFAOYSA-N 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010436 fluorite Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 235000013980 iron oxide Nutrition 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Manufacture Of Iron (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19275185A JPS6254007A (ja) | 1985-09-01 | 1985-09-01 | 含クロム溶銑の製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19275185A JPS6254007A (ja) | 1985-09-01 | 1985-09-01 | 含クロム溶銑の製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6254007A true JPS6254007A (ja) | 1987-03-09 |
| JPH0453922B2 JPH0453922B2 (enrdf_load_stackoverflow) | 1992-08-28 |
Family
ID=16296444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19275185A Granted JPS6254007A (ja) | 1985-09-01 | 1985-09-01 | 含クロム溶銑の製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6254007A (enrdf_load_stackoverflow) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60162718A (ja) * | 1984-02-06 | 1985-08-24 | Nisshin Steel Co Ltd | 竪型炉による含クロム溶銑の製造法 |
-
1985
- 1985-09-01 JP JP19275185A patent/JPS6254007A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60162718A (ja) * | 1984-02-06 | 1985-08-24 | Nisshin Steel Co Ltd | 竪型炉による含クロム溶銑の製造法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0453922B2 (enrdf_load_stackoverflow) | 1992-08-28 |
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