JPH0425327B2 - - Google Patents
Info
- Publication number
- JPH0425327B2 JPH0425327B2 JP29669386A JP29669386A JPH0425327B2 JP H0425327 B2 JPH0425327 B2 JP H0425327B2 JP 29669386 A JP29669386 A JP 29669386A JP 29669386 A JP29669386 A JP 29669386A JP H0425327 B2 JPH0425327 B2 JP H0425327B2
- Authority
- JP
- Japan
- Prior art keywords
- calcined
- ore
- sio
- agglomerate
- content
- 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
- 239000008188 pellet Substances 0.000 claims description 57
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 42
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 35
- 229910052742 iron Inorganic materials 0.000 claims description 17
- 239000012256 powdered iron Substances 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 239000002904 solvent Substances 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 239000002245 particle Substances 0.000 description 21
- 238000000227 grinding Methods 0.000 description 12
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 10
- 230000001603 reducing effect Effects 0.000 description 7
- 238000001354 calcination Methods 0.000 description 5
- 239000000292 calcium oxide Substances 0.000 description 5
- 235000012255 calcium oxide Nutrition 0.000 description 5
- 239000002893 slag Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 238000010304 firing Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000000571 coke Substances 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000005469 granulation Methods 0.000 description 3
- 230000003179 granulation Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 235000019738 Limestone Nutrition 0.000 description 2
- WETINTNJFLGREW-UHFFFAOYSA-N calcium;iron;tetrahydrate Chemical compound O.O.O.O.[Ca].[Fe].[Fe] WETINTNJFLGREW-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000006028 limestone Substances 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 235000010755 mineral Nutrition 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- 235000012216 bentonite Nutrition 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Priority Applications (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP29669386A JPS63153225A (ja) | 1986-12-15 | 1986-12-15 | 焼成塊成鉱の製造方法 |
IN357/BOM/87A IN167132B (pt) | 1986-12-15 | 1987-12-08 | |
AU82221/87A AU600777B2 (en) | 1986-12-15 | 1987-12-08 | Method for manufacturing agglomerates of fired pellets |
US07/131,660 US4851038A (en) | 1986-12-15 | 1987-12-11 | Method for manufacturing agglomerates of fired pellets |
CA000554134A CA1324493C (en) | 1986-12-15 | 1987-12-11 | Method for manufacturing agglomerates of fired pellets |
EP87118525A EP0271863B1 (en) | 1986-12-15 | 1987-12-14 | Method for manufacturing agglomerates of fired pellets |
DE3751747T DE3751747T2 (de) | 1986-12-15 | 1987-12-14 | Verfahren zum Herstellen von Briketts aus gebrannten Pellets |
BR8706790A BR8706790A (pt) | 1986-12-15 | 1987-12-14 | Processo para a producao de aglomerados de pelotas queimadas |
DE3752270T DE3752270T2 (de) | 1986-12-15 | 1987-12-14 | Verfahren zum Herstellen von Briketts aus gebrannten Pellets |
EP93111020A EP0578253B1 (en) | 1986-12-15 | 1987-12-14 | Method for manufacturing agglomerates of fired pellets |
KR1019870014415A KR910001325B1 (ko) | 1986-12-15 | 1987-12-15 | 소성펠릿의 단괴 제조방법 |
CN87108122A CN1016184B (zh) | 1986-12-15 | 1987-12-15 | 烧成球团矿烧结块的制造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP29669386A JPS63153225A (ja) | 1986-12-15 | 1986-12-15 | 焼成塊成鉱の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63153225A JPS63153225A (ja) | 1988-06-25 |
JPH0425327B2 true JPH0425327B2 (pt) | 1992-04-30 |
Family
ID=17836861
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP29669386A Granted JPS63153225A (ja) | 1986-12-15 | 1986-12-15 | 焼成塊成鉱の製造方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63153225A (pt) |
-
1986
- 1986-12-15 JP JP29669386A patent/JPS63153225A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS63153225A (ja) | 1988-06-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |