BE426092A - - Google Patents
Info
- Publication number
- BE426092A BE426092A BE426092DA BE426092A BE 426092 A BE426092 A BE 426092A BE 426092D A BE426092D A BE 426092DA BE 426092 A BE426092 A BE 426092A
- Authority
- BE
- Belgium
- Prior art keywords
- slag
- sulfur
- pig iron
- desulfurization
- desc
- Prior art date
Links
- 239000002893 slag Substances 0.000 claims description 383
- 229910000805 Pig iron Inorganic materials 0.000 claims description 219
- 229910000499 pig iron Inorganic materials 0.000 claims description 219
- NINIDFKCEFEMDL-UHFFFAOYSA-N sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 211
- 229910052717 sulfur Inorganic materials 0.000 claims description 210
- 239000011593 sulfur Substances 0.000 claims description 210
- 230000003009 desulfurizing Effects 0.000 claims description 124
- 238000006477 desulfuration reaction Methods 0.000 claims description 107
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 81
- 229910052799 carbon Inorganic materials 0.000 claims description 78
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 72
- 239000007789 gas Substances 0.000 claims description 65
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 52
- 235000015450 Tilia cordata Nutrition 0.000 claims description 52
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 52
- 239000004571 lime Substances 0.000 claims description 52
- 230000000694 effects Effects 0.000 claims description 50
- 238000006243 chemical reaction Methods 0.000 claims description 48
- 229910052760 oxygen Inorganic materials 0.000 claims description 48
- 239000001301 oxygen Substances 0.000 claims description 47
- MYMOFIZGZYHOMD-UHFFFAOYSA-N oxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 47
- 229920001098 polystyrene-block-poly(ethylene/propylene) Polymers 0.000 claims description 41
- BVKZGUZCCUSVTD-UHFFFAOYSA-N Carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims description 39
- 230000001603 reducing Effects 0.000 claims description 39
- 239000000377 silicon dioxide Substances 0.000 claims description 36
- 230000002829 reduced Effects 0.000 claims description 35
- 239000003638 reducing agent Substances 0.000 claims description 33
- RAHZWNYVWXNFOC-UHFFFAOYSA-N sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 31
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium monoxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 30
- 239000000203 mixture Substances 0.000 claims description 30
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 30
- 239000010436 fluorite Substances 0.000 claims description 29
- UGFAIRIUMAVXCW-UHFFFAOYSA-N carbon monoxide Chemical class [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 28
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 27
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 26
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 25
- 229910052782 aluminium Inorganic materials 0.000 claims description 24
- 239000000571 coke Substances 0.000 claims description 24
- 229910052751 metal Inorganic materials 0.000 claims description 24
- 239000002184 metal Substances 0.000 claims description 24
- RWSOTUBLDIXVET-UHFFFAOYSA-N dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 23
- 229910000831 Steel Inorganic materials 0.000 claims description 22
- 239000010959 steel Substances 0.000 claims description 22
- 230000001590 oxidative Effects 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 18
- 229910052753 mercury Inorganic materials 0.000 claims description 18
- 229910001018 Cast iron Inorganic materials 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 16
- 239000011248 coating agent Substances 0.000 claims description 15
- 238000000576 coating method Methods 0.000 claims description 15
- 229910052757 nitrogen Inorganic materials 0.000 claims description 15
- OYPRJOBELJOOCE-UHFFFAOYSA-N calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 14
- 229910052791 calcium Inorganic materials 0.000 claims description 14
- 239000011575 calcium Substances 0.000 claims description 14
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims description 14
- 229910052742 iron Inorganic materials 0.000 claims description 14
- 238000011068 load Methods 0.000 claims description 14
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 14
- 239000000126 substance Substances 0.000 claims description 13
- 239000003610 charcoal Substances 0.000 claims description 12
- 229910052681 coesite Inorganic materials 0.000 claims description 12
- 229910052906 cristobalite Inorganic materials 0.000 claims description 12
- 229910052904 quartz Inorganic materials 0.000 claims description 12
- 235000012239 silicon dioxide Nutrition 0.000 claims description 12
- 229910052682 stishovite Inorganic materials 0.000 claims description 12
- 229910052905 tridymite Inorganic materials 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 11
- WUKWITHWXAAZEY-UHFFFAOYSA-L Calcium fluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 9
- 238000007664 blowing Methods 0.000 claims description 9
- 229910001634 calcium fluoride Inorganic materials 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 8
- 238000010586 diagram Methods 0.000 claims description 7
- FYYHWMGAXLPEAU-UHFFFAOYSA-N magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 7
- 229910052749 magnesium Inorganic materials 0.000 claims description 7
- 239000011777 magnesium Substances 0.000 claims description 7
- 239000000395 magnesium oxide Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 230000001681 protective Effects 0.000 claims description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 6
- JGIATAMCQXIDNZ-UHFFFAOYSA-N Calcium sulfide Chemical compound [Ca]=S JGIATAMCQXIDNZ-UHFFFAOYSA-N 0.000 claims description 5
- -1 Sulphurio Chemical class 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 230000003247 decreasing Effects 0.000 claims description 5
- 150000004763 sulfides Chemical class 0.000 claims description 5
- ZLNQQNXFFQJAID-UHFFFAOYSA-L Magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims description 4
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 claims description 4
- 235000011089 carbon dioxide Nutrition 0.000 claims description 4
- 230000001965 increased Effects 0.000 claims description 4
- 239000011776 magnesium carbonate Substances 0.000 claims description 4
- 235000014380 magnesium carbonate Nutrition 0.000 claims description 4
- UCKMPCXJQFINFW-UHFFFAOYSA-N sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 4
- AGVJBLHVMNHENQ-UHFFFAOYSA-N Calcium sulfide Chemical compound [S-2].[Ca+2] AGVJBLHVMNHENQ-UHFFFAOYSA-N 0.000 claims description 3
- 229940055700 calcium sulfide Drugs 0.000 claims description 3
- 239000000446 fuel Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 239000011572 manganese Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000011819 refractory material Substances 0.000 claims description 3
- 238000003723 Smelting Methods 0.000 claims description 2
- 239000004480 active ingredient Substances 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 239000011449 brick Substances 0.000 claims description 2
- 229910002090 carbon oxide Inorganic materials 0.000 claims description 2
- 239000000567 combustion gas Substances 0.000 claims description 2
- 230000002708 enhancing Effects 0.000 claims description 2
- 238000005755 formation reaction Methods 0.000 claims description 2
- 235000012204 lemonade/lime carbonate Nutrition 0.000 claims description 2
- 239000003039 volatile agent Substances 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 9
- 229910052802 copper Inorganic materials 0.000 claims 9
- 239000010949 copper Substances 0.000 claims 9
- 239000002002 slurry Substances 0.000 claims 9
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims 8
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L Calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims 7
- 239000002253 acid Substances 0.000 claims 6
- 230000003647 oxidation Effects 0.000 claims 5
- 238000007254 oxidation reaction Methods 0.000 claims 5
- 238000010521 absorption reaction Methods 0.000 claims 4
- 239000000843 powder Substances 0.000 claims 4
- 235000011132 calcium sulphate Nutrition 0.000 claims 3
- 238000000227 grinding Methods 0.000 claims 3
- 229910052976 metal sulfide Inorganic materials 0.000 claims 3
- OAICVXFJPJFONN-UHFFFAOYSA-N phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 3
- 229910052698 phosphorus Inorganic materials 0.000 claims 3
- 239000011574 phosphorus Substances 0.000 claims 3
- AKEJUJNQAAGONA-UHFFFAOYSA-N Sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 claims 2
- 239000003513 alkali Substances 0.000 claims 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims 2
- 150000001875 compounds Chemical class 0.000 claims 2
- 238000001816 cooling Methods 0.000 claims 2
- 238000001035 drying Methods 0.000 claims 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims 2
- 235000021395 porridge Nutrition 0.000 claims 2
- 229960005069 Calcium Drugs 0.000 claims 1
- 229960003563 Calcium Carbonate Drugs 0.000 claims 1
- AQMRBJNRFUQADD-UHFFFAOYSA-N Copper(I) sulfide Chemical compound [S-2].[Cu+].[Cu+] AQMRBJNRFUQADD-UHFFFAOYSA-N 0.000 claims 1
- 210000001513 Elbow Anatomy 0.000 claims 1
- 241001417490 Sillaginidae Species 0.000 claims 1
- 229910052925 anhydrite Inorganic materials 0.000 claims 1
- 229910000019 calcium carbonate Inorganic materials 0.000 claims 1
- 239000001175 calcium sulphate Substances 0.000 claims 1
- 150000001720 carbohydrates Chemical class 0.000 claims 1
- 150000001721 carbon Chemical class 0.000 claims 1
- 239000003054 catalyst Substances 0.000 claims 1
- 231100000078 corrosive Toxicity 0.000 claims 1
- 231100001010 corrosive Toxicity 0.000 claims 1
- 230000001627 detrimental Effects 0.000 claims 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims 1
- 239000011737 fluorine Substances 0.000 claims 1
- 229910052731 fluorine Inorganic materials 0.000 claims 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims 1
- 229910052759 nickel Inorganic materials 0.000 claims 1
- 150000004760 silicates Chemical class 0.000 claims 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N sulfonic acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims 1
- 239000002699 waste material Substances 0.000 claims 1
- 101700023688 LIME1 Proteins 0.000 description 41
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 16
- PNEYBMLMFCGWSK-UHFFFAOYSA-N AI2O3 Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 14
- 238000002844 melting Methods 0.000 description 11
- MBMLMWLHJBBADN-UHFFFAOYSA-N iron-sulfur Chemical compound [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 description 9
- KEAYESYHFKHZAL-UHFFFAOYSA-N sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 6
- 229910052708 sodium Inorganic materials 0.000 description 6
- 239000011734 sodium Substances 0.000 description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 6
- 238000007792 addition Methods 0.000 description 5
- 229910052593 corundum Inorganic materials 0.000 description 5
- 229910001845 yogo sapphire Inorganic materials 0.000 description 5
- 239000010426 asphalt Substances 0.000 description 4
- 239000011269 tar Substances 0.000 description 4
- 229910001296 Malleable iron Inorganic materials 0.000 description 3
- 239000004115 Sodium Silicate Substances 0.000 description 3
- NTHWMYGWWRZVTN-UHFFFAOYSA-N Sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 3
- 230000002411 adverse Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000003245 coal Substances 0.000 description 3
- 238000010494 dissociation reaction Methods 0.000 description 3
- 230000005593 dissociations Effects 0.000 description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 3
- GNVXPFBEZCSHQZ-UHFFFAOYSA-N iron(2+);sulfide Chemical compound [S-2].[Fe+2] GNVXPFBEZCSHQZ-UHFFFAOYSA-N 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000001187 sodium carbonate Substances 0.000 description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 description 3
- 229910052911 sodium silicate Inorganic materials 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- GRVFOGOEDUUMBP-UHFFFAOYSA-N Sodium sulfide Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 150000001340 alkali metals Chemical class 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 150000001342 alkaline earth metals Chemical class 0.000 description 2
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 2
- 239000003830 anthracite Substances 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000004939 coking Methods 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 230000000875 corresponding Effects 0.000 description 2
- 230000002349 favourable Effects 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 230000036961 partial Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000002633 protecting Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000009628 steelmaking Methods 0.000 description 2
- 150000003464 sulfur compounds Chemical class 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L Barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 1
- LHJQIRIGXXHNLA-UHFFFAOYSA-N Calcium peroxide Chemical compound [Ca+2].[O-][O-] LHJQIRIGXXHNLA-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 229940108066 Coal Tar Drugs 0.000 description 1
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 229910001060 Gray iron Inorganic materials 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 101700020863 SLAG Proteins 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 230000002378 acidificating Effects 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 239000010428 baryte Substances 0.000 description 1
- 229910052601 baryte Inorganic materials 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 235000019402 calcium peroxide Nutrition 0.000 description 1
- YLUIKWVQCKSMCF-UHFFFAOYSA-N calcium;magnesium;oxygen(2-) Chemical compound [O-2].[O-2].[Mg+2].[Ca+2] YLUIKWVQCKSMCF-UHFFFAOYSA-N 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 229910052570 clay Inorganic materials 0.000 description 1
- 239000011280 coal tar Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- NTGONJLAOZZDJO-UHFFFAOYSA-M disodium;hydroxide Chemical compound [OH-].[Na+].[Na+] NTGONJLAOZZDJO-UHFFFAOYSA-M 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000011872 intimate mixture Substances 0.000 description 1
- 239000006193 liquid solution Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052752 metalloid Inorganic materials 0.000 description 1
- 150000002738 metalloids Chemical class 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 125000002758 oxo-lambda(3)-iodanyloxy group Chemical group *OI=O 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 230000036633 rest Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N silicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052979 sodium sulfide Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000001131 transforming Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C1/00—Refining of pig-iron; Cast iron
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE426092A true BE426092A (xx) |
Family
ID=86952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE426092D BE426092A (xx) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE426092A (xx) |
-
0
- BE BE426092D patent/BE426092A/fr unknown
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