JPH0364571B2 - - Google Patents

Info

Publication number

JPH0364571B2

JPH0364571B2 JP10441784A JP10441784A JPH0364571B2 JP H0364571 B2 JPH0364571 B2 JP H0364571B2 JP 10441784 A JP10441784 A JP 10441784A JP 10441784 A JP10441784 A JP 10441784A JP H0364571 B2 JPH0364571 B2 JP H0364571B2

Authority

JP

Japan

Prior art keywords

strength

iron ore

roll

powder

experimental example

Prior art date

1984-05-25

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

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• XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 66
• 239000000843 powder Substances 0.000 claims description 35
• 229910052742 iron Inorganic materials 0.000 claims description 33
• 239000000203 mixture Substances 0.000 claims description 15
• 239000004215 Carbon black (E152) Substances 0.000 claims description 13
• 229930195733 hydrocarbon Natural products 0.000 claims description 13
• 150000002430 hydrocarbons Chemical class 0.000 claims description 13
• 238000000748 compression moulding Methods 0.000 claims description 9
• 238000004519 manufacturing process Methods 0.000 claims description 9
• 239000010426 asphalt Substances 0.000 claims description 6
• 238000002156 mixing Methods 0.000 claims description 5
• 239000003610 charcoal Substances 0.000 claims 1
• 238000000034 method Methods 0.000 description 16
• 239000002994 raw material Substances 0.000 description 14
• 238000000465 moulding Methods 0.000 description 11
• 239000011230 binding agent Substances 0.000 description 10
• 238000006722 reduction reaction Methods 0.000 description 10
• 238000010438 heat treatment Methods 0.000 description 9
• OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
• UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 6
• 239000004568 cement Substances 0.000 description 6
• 239000002245 particle Substances 0.000 description 6
• 238000001816 cooling Methods 0.000 description 5
• 239000008188 pellet Substances 0.000 description 5
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
• 229910052799 carbon Inorganic materials 0.000 description 4
• 230000000694 effects Effects 0.000 description 4
• 235000019738 Limestone Nutrition 0.000 description 3
• 239000000571 coke Substances 0.000 description 3
• 238000007906 compression Methods 0.000 description 3
• 230000006835 compression Effects 0.000 description 3
• 239000000428 dust Substances 0.000 description 3
• 229910052595 hematite Inorganic materials 0.000 description 3
• 239000011019 hematite Substances 0.000 description 3
• 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 3
• 239000006028 limestone Substances 0.000 description 3
• 230000007935 neutral effect Effects 0.000 description 3
• 229910000805 Pig iron Inorganic materials 0.000 description 2
• 239000011398 Portland cement Substances 0.000 description 2
• 238000010304 firing Methods 0.000 description 2
• 229910021397 glassy carbon Inorganic materials 0.000 description 2
• 238000005469 granulation Methods 0.000 description 2
• 230000003179 granulation Effects 0.000 description 2
• 238000005245 sintering Methods 0.000 description 2
• 239000002893 slag Substances 0.000 description 2
• 239000007787 solid Substances 0.000 description 2
• 239000011271 tar pitch Substances 0.000 description 2
• KZEVSDGEBAJOTK-UHFFFAOYSA-N 1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-2-[5-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]-1,3,4-oxadiazol-2-yl]ethanone Chemical compound N1N=NC=2CN(CCC=21)C(CC=1OC(=NN=1)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)=O KZEVSDGEBAJOTK-UHFFFAOYSA-N 0.000 description 1
• 239000004484 Briquette Substances 0.000 description 1
• 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
• RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
• CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
• MKYBYDHXWVHEJW-UHFFFAOYSA-N N-[1-oxo-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propan-2-yl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(C(C)NC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 MKYBYDHXWVHEJW-UHFFFAOYSA-N 0.000 description 1
• 238000003723 Smelting Methods 0.000 description 1
• 235000011941 Tilia x europaea Nutrition 0.000 description 1
• 239000000853 adhesive Substances 0.000 description 1
• 230000001070 adhesive effect Effects 0.000 description 1
• 238000005054 agglomeration Methods 0.000 description 1
• 230000002776 aggregation Effects 0.000 description 1
• 239000000440 bentonite Substances 0.000 description 1
• 229910000278 bentonite Inorganic materials 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
• 238000001354 calcination Methods 0.000 description 1
• 238000006243 chemical reaction Methods 0.000 description 1
• 238000005056 compaction Methods 0.000 description 1
• 238000009833 condensation Methods 0.000 description 1
• 230000005494 condensation Effects 0.000 description 1
• 229910052802 copper Inorganic materials 0.000 description 1
• 239000010949 copper Substances 0.000 description 1
• 238000007872 degassing Methods 0.000 description 1
• 230000008020 evaporation Effects 0.000 description 1
• 238000001704 evaporation Methods 0.000 description 1
• 239000000446 fuel Substances 0.000 description 1
• 239000008187 granular material Substances 0.000 description 1
• 239000010439 graphite Substances 0.000 description 1
• 229910002804 graphite Inorganic materials 0.000 description 1
• 230000036571 hydration Effects 0.000 description 1
• 238000006703 hydration reaction Methods 0.000 description 1
• SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
• 239000004571 lime Substances 0.000 description 1
• 238000005259 measurement Methods 0.000 description 1
• 238000002844 melting Methods 0.000 description 1
• 230000008018 melting Effects 0.000 description 1
• 239000012778 molding material Substances 0.000 description 1
• 238000005453 pelletization Methods 0.000 description 1
• 230000035699 permeability Effects 0.000 description 1
• 239000011295 pitch Substances 0.000 description 1
• 238000007670 refining Methods 0.000 description 1
• 238000007711 solidification Methods 0.000 description 1
• 230000008023 solidification Effects 0.000 description 1
• 239000002904 solvent Substances 0.000 description 1
• 238000005507 spraying Methods 0.000 description 1
• 238000005728 strengthening Methods 0.000 description 1
• 238000009423 ventilation Methods 0.000 description 1