JPS59129707A - 金属酸化物の直接精錬法およびその装置 - Google Patents
金属酸化物の直接精錬法およびその装置Info
- Publication number
- JPS59129707A JPS59129707A JP542283A JP542283A JPS59129707A JP S59129707 A JPS59129707 A JP S59129707A JP 542283 A JP542283 A JP 542283A JP 542283 A JP542283 A JP 542283A JP S59129707 A JPS59129707 A JP S59129707A
- Authority
- JP
- Japan
- Prior art keywords
- tank
- reduction
- refining
- gas
- reaction
- 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
- 238000007670 refining Methods 0.000 title claims abstract description 45
- 229910044991 metal oxide Inorganic materials 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims description 15
- 239000007789 gas Substances 0.000 claims abstract description 60
- 238000006722 reduction reaction Methods 0.000 claims abstract description 53
- 230000009467 reduction Effects 0.000 claims abstract description 45
- 238000002844 melting Methods 0.000 claims abstract description 34
- 230000008018 melting Effects 0.000 claims abstract description 34
- 239000003575 carbonaceous material Substances 0.000 claims abstract description 25
- 238000006243 chemical reaction Methods 0.000 claims abstract description 25
- 229910052751 metal Inorganic materials 0.000 claims abstract description 25
- 239000002184 metal Substances 0.000 claims abstract description 25
- 230000001603 reducing effect Effects 0.000 claims abstract description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000001301 oxygen Substances 0.000 claims abstract description 7
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 7
- 238000007664 blowing Methods 0.000 claims abstract description 5
- 238000003763 carbonization Methods 0.000 claims description 33
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 32
- 150000004706 metal oxides Chemical class 0.000 claims description 27
- 229910052742 iron Inorganic materials 0.000 claims description 16
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- 239000002893 slag Substances 0.000 claims description 12
- 238000003723 Smelting Methods 0.000 claims description 9
- 239000000843 powder Substances 0.000 claims description 7
- 230000004907 flux Effects 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 238000005243 fluidization Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 239000012159 carrier gas Substances 0.000 claims description 2
- 230000014759 maintenance of location Effects 0.000 claims 1
- 239000000155 melt Substances 0.000 claims 1
- 238000010079 rubber tapping Methods 0.000 claims 1
- 239000000654 additive Substances 0.000 abstract description 9
- 230000000996 additive effect Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 230000003647 oxidation Effects 0.000 abstract description 3
- 238000007254 oxidation reaction Methods 0.000 abstract description 3
- 238000000197 pyrolysis Methods 0.000 abstract 3
- 238000007599 discharging Methods 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 12
- 239000000047 product Substances 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000002994 raw material Substances 0.000 description 7
- 238000005054 agglomeration Methods 0.000 description 5
- 230000002776 aggregation Effects 0.000 description 5
- 239000001257 hydrogen Substances 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 4
- 235000011941 Tilia x europaea Nutrition 0.000 description 4
- 239000000571 coke Substances 0.000 description 4
- 238000006477 desulfuration reaction Methods 0.000 description 4
- 230000023556 desulfurization Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 239000002737 fuel gas Substances 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 239000004571 lime Substances 0.000 description 4
- 229910052717 sulfur Inorganic materials 0.000 description 4
- 239000011593 sulfur Substances 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 229910002090 carbon oxide Inorganic materials 0.000 description 3
- 238000004939 coking Methods 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 230000003009 desulfurizing effect Effects 0.000 description 2
- 229910001882 dioxygen Inorganic materials 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000012256 powdered iron Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 101100441097 Dictyostelium discoideum crlG gene Proteins 0.000 description 1
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 229910000616 Ferromanganese Inorganic materials 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- DALUDRGQOYMVLD-UHFFFAOYSA-N iron manganese Chemical compound [Mn].[Fe] DALUDRGQOYMVLD-UHFFFAOYSA-N 0.000 description 1
- -1 iron ore Chemical class 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 238000007885 magnetic separation Methods 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000005456 ore beneficiation Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000012255 powdered metal Substances 0.000 description 1
- 239000002516 radical scavenger Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002912 waste gas 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)
- Manufacture Of Iron (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP542283A JPS59129707A (ja) | 1983-01-17 | 1983-01-17 | 金属酸化物の直接精錬法およびその装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP542283A JPS59129707A (ja) | 1983-01-17 | 1983-01-17 | 金属酸化物の直接精錬法およびその装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59129707A true JPS59129707A (ja) | 1984-07-26 |
| JPH037723B2 JPH037723B2 (enrdf_load_stackoverflow) | 1991-02-04 |
Family
ID=11610722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP542283A Granted JPS59129707A (ja) | 1983-01-17 | 1983-01-17 | 金属酸化物の直接精錬法およびその装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59129707A (enrdf_load_stackoverflow) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6220806A (ja) * | 1985-07-18 | 1987-01-29 | Kobe Steel Ltd | ２段吹込法による鉄鉱石の溶融還元製鉄法 |
| JPS6220808A (ja) * | 1985-07-18 | 1987-01-29 | Kobe Steel Ltd | ２段吹込みによる鉄鉱石の溶融還元製鉄方法 |
| JPS62227008A (ja) * | 1986-03-28 | 1987-10-06 | Nippon Steel Corp | 鉄鉱石の溶融還元法 |
| JPS62228415A (ja) * | 1986-03-31 | 1987-10-07 | Nippon Kokan Kk <Nkk> | 銑鉄の製造方法 |
| JPS62230923A (ja) * | 1986-04-01 | 1987-10-09 | Kobe Steel Ltd | 溶融還元製鉄法 |
| JPS63213613A (ja) * | 1987-03-02 | 1988-09-06 | Kobe Steel Ltd | 複合型直接製鉄法 |
-
1983
- 1983-01-17 JP JP542283A patent/JPS59129707A/ja active Granted
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6220806A (ja) * | 1985-07-18 | 1987-01-29 | Kobe Steel Ltd | ２段吹込法による鉄鉱石の溶融還元製鉄法 |
| JPS6220808A (ja) * | 1985-07-18 | 1987-01-29 | Kobe Steel Ltd | ２段吹込みによる鉄鉱石の溶融還元製鉄方法 |
| JPS62227008A (ja) * | 1986-03-28 | 1987-10-06 | Nippon Steel Corp | 鉄鉱石の溶融還元法 |
| JPS62228415A (ja) * | 1986-03-31 | 1987-10-07 | Nippon Kokan Kk <Nkk> | 銑鉄の製造方法 |
| JPS62230923A (ja) * | 1986-04-01 | 1987-10-09 | Kobe Steel Ltd | 溶融還元製鉄法 |
| JPS63213613A (ja) * | 1987-03-02 | 1988-09-06 | Kobe Steel Ltd | 複合型直接製鉄法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH037723B2 (enrdf_load_stackoverflow) | 1991-02-04 |
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