JPS6325046B2 - - Google Patents
Info
- Publication number
- JPS6325046B2 JPS6325046B2 JP3107381A JP3107381A JPS6325046B2 JP S6325046 B2 JPS6325046 B2 JP S6325046B2 JP 3107381 A JP3107381 A JP 3107381A JP 3107381 A JP3107381 A JP 3107381A JP S6325046 B2 JPS6325046 B2 JP S6325046B2
- Authority
- JP
- Japan
- Prior art keywords
- gas
- blast furnace
- sponge iron
- reducing
- temperature
- 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 105
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 80
- 229910052742 iron Inorganic materials 0.000 claims description 37
- 238000000034 method Methods 0.000 claims description 26
- 239000003638 chemical reducing agent Substances 0.000 claims description 24
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 20
- 238000004519 manufacturing process Methods 0.000 claims description 15
- 239000007787 solid Substances 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 14
- 238000004140 cleaning Methods 0.000 claims description 11
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 10
- 229910052717 sulfur Inorganic materials 0.000 claims description 10
- 239000011593 sulfur Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 229910052739 hydrogen Inorganic materials 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 7
- 239000007800 oxidant agent Substances 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 6
- 239000000571 coke Substances 0.000 claims description 6
- 239000002817 coal dust Substances 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 3
- 239000000376 reactant Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims 4
- 239000012495 reaction gas Substances 0.000 claims 2
- 239000003245 coal Substances 0.000 description 23
- 230000005611 electricity Effects 0.000 description 8
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 229910001882 dioxygen Inorganic materials 0.000 description 6
- 239000002893 slag Substances 0.000 description 5
- 239000000843 powder Substances 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000011946 reduction process Methods 0.000 description 2
- 238000009687 sponge iron process Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- -1 melting point Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 238000011020 pilot scale process Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 150000003573 thiols Chemical class 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
Landscapes
- Manufacture Of Iron (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3107381A JPS57149405A (en) | 1981-03-04 | 1981-03-04 | Manufacture of sponge iron and apparatus therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3107381A JPS57149405A (en) | 1981-03-04 | 1981-03-04 | Manufacture of sponge iron and apparatus therefor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57149405A JPS57149405A (en) | 1982-09-16 |
| JPS6325046B2 true JPS6325046B2 (ko) | 1988-05-24 |
Family
ID=12321263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3107381A Granted JPS57149405A (en) | 1981-03-04 | 1981-03-04 | Manufacture of sponge iron and apparatus therefor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57149405A (ko) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT381954B (de) * | 1984-08-16 | 1986-12-29 | Voest Alpine Ag | Verfahren zur direktreduktion von eisenoxidhaeltigen materialien |
-
1981
- 1981-03-04 JP JP3107381A patent/JPS57149405A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57149405A (en) | 1982-09-16 |
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