BE427909A - - Google Patents

Info

Publication number

BE427909A

BE427909A BE427909DA BE427909A BE 427909 A BE427909 A BE 427909A BE 427909D A BE427909D A BE 427909DA BE 427909 A BE427909 A BE 427909A

Authority

BE

Belgium

Prior art keywords

granules

furnace

air

oven

decarburization

Prior art date

Links

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• XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 24
• 239000008187 granular material Substances 0.000 description 21
• 239000007789 gas Substances 0.000 description 19
• 229910052799 carbon Inorganic materials 0.000 description 18
• 238000005261 decarburization Methods 0.000 description 18
• OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 17
• CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 16
• 238000000034 method Methods 0.000 description 16
• 238000006243 chemical reaction Methods 0.000 description 12
• 229910052742 iron Inorganic materials 0.000 description 12
• 230000003647 oxidation Effects 0.000 description 12
• 238000007254 oxidation reaction Methods 0.000 description 12
• 229910002092 carbon dioxide Inorganic materials 0.000 description 11
• 230000008569 process Effects 0.000 description 10
• QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
• 239000007788 liquid Substances 0.000 description 6
• 229910052760 oxygen Inorganic materials 0.000 description 6
• 239000001301 oxygen Substances 0.000 description 6
• 229910001018 Cast iron Inorganic materials 0.000 description 5
• 239000003570 air Substances 0.000 description 5
• 239000000446 fuel Substances 0.000 description 5
• 239000000203 mixture Substances 0.000 description 5
• 238000005469 granulation Methods 0.000 description 4
• 230000003179 granulation Effects 0.000 description 4
• UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
• 230000008018 melting Effects 0.000 description 4
• 238000002844 melting Methods 0.000 description 4
• 230000001590 oxidative effect Effects 0.000 description 4
• 229910000831 Steel Inorganic materials 0.000 description 3
• 230000008901 benefit Effects 0.000 description 3
• 235000013980 iron oxide Nutrition 0.000 description 3
• 239000002184 metal Substances 0.000 description 3
• 229910052751 metal Inorganic materials 0.000 description 3
• 239000012495 reaction gas Substances 0.000 description 3
• 239000007787 solid Substances 0.000 description 3
• 239000010959 steel Substances 0.000 description 3
• IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
• 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
• 235000011941 Tilia x europaea Nutrition 0.000 description 2
• 230000015572 biosynthetic process Effects 0.000 description 2
• 239000001569 carbon dioxide Substances 0.000 description 2
• 238000000227 grinding Methods 0.000 description 2
• VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 2
• 239000004571 lime Substances 0.000 description 2
• 239000000463 material Substances 0.000 description 2
• 230000009467 reduction Effects 0.000 description 2
• 239000000126 substance Substances 0.000 description 2
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
• 238000009618 Bessemer process Methods 0.000 description 1
• CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
• 229910001060 Gray iron Inorganic materials 0.000 description 1
• 229910001296 Malleable iron Inorganic materials 0.000 description 1
• NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
• 229910001037 White iron Inorganic materials 0.000 description 1
• 230000009471 action Effects 0.000 description 1
• 238000005054 agglomeration Methods 0.000 description 1
• 230000002776 aggregation Effects 0.000 description 1
• 229910045601 alloy Inorganic materials 0.000 description 1
• 239000000956 alloy Substances 0.000 description 1
• 239000012080 ambient air Substances 0.000 description 1
• 238000000137 annealing Methods 0.000 description 1
• 239000004568 cement Substances 0.000 description 1
• 238000002485 combustion reaction Methods 0.000 description 1
• 238000010276 construction Methods 0.000 description 1
• 238000006477 desulfuration reaction Methods 0.000 description 1
• 230000023556 desulfurization Effects 0.000 description 1
• 238000010790 dilution Methods 0.000 description 1
• 239000012895 dilution Substances 0.000 description 1
• 230000002349 favourable effect Effects 0.000 description 1
• 230000005484 gravity Effects 0.000 description 1
• 238000010438 heat treatment Methods 0.000 description 1
• 238000007654 immersion Methods 0.000 description 1
• 229910001338 liquidmetal Inorganic materials 0.000 description 1
• 150000002739 metals Chemical class 0.000 description 1
• QMQXDJATSGGYDR-UHFFFAOYSA-N methylidyneiron Chemical compound [C].[Fe] QMQXDJATSGGYDR-UHFFFAOYSA-N 0.000 description 1
• 230000004048 modification Effects 0.000 description 1
• 238000012986 modification Methods 0.000 description 1
• 229910052757 nitrogen Inorganic materials 0.000 description 1
• 239000002994 raw material Substances 0.000 description 1
• 238000007711 solidification Methods 0.000 description 1
• 230000008023 solidification Effects 0.000 description 1
• 229910052717 sulfur Inorganic materials 0.000 description 1
• 239000011593 sulfur Substances 0.000 description 1
• 238000007514 turning Methods 0.000 description 1