BE390714A

BE390714A -

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Publication number: BE390714A
Authority: BE; Belgium
Prior art keywords: sep; chromium; stainless steel; carbon; content
Prior art date

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English (en)

French (fr)

Publication of BE390714A publication Critical patent/BE390714A/fr

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OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 41
229910052799 carbon Inorganic materials 0.000 claims description 40
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 35
238000000034 method Methods 0.000 claims description 30
239000011651 chromium Substances 0.000 claims description 29
229910052804 chromium Inorganic materials 0.000 claims description 29
239000002699 waste material Substances 0.000 claims description 17
238000004519 manufacturing process Methods 0.000 claims description 15
229910000831 Steel Inorganic materials 0.000 claims description 9
239000010959 steel Substances 0.000 claims description 9
229910045601 alloy Inorganic materials 0.000 claims description 5
239000000956 alloy Substances 0.000 claims description 5
238000005266 casting Methods 0.000 claims description 2
239000010935 stainless steel Substances 0.000 description 35
229910001220 stainless steel Inorganic materials 0.000 description 35
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 19
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 16
UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 13
229910052742 iron Inorganic materials 0.000 description 10
229910000604 Ferrochrome Inorganic materials 0.000 description 9
229910052751 metal Inorganic materials 0.000 description 9
239000002184 metal Substances 0.000 description 9
229910052759 nickel Inorganic materials 0.000 description 8
238000007792 addition Methods 0.000 description 7
239000002893 slag Substances 0.000 description 7
238000003723 Smelting Methods 0.000 description 5
230000003647 oxidation Effects 0.000 description 5
238000007254 oxidation reaction Methods 0.000 description 5
WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 4
229910000423 chromium oxide Inorganic materials 0.000 description 4
229910052710 silicon Inorganic materials 0.000 description 4
239000010703 silicon Substances 0.000 description 4
PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 3
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
229910052748 manganese Inorganic materials 0.000 description 3
239000011572 manganese Substances 0.000 description 3
239000000203 mixture Substances 0.000 description 3
239000011593 sulfur Substances 0.000 description 3
229910052717 sulfur Inorganic materials 0.000 description 3
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
235000008733 Citrus aurantifolia Nutrition 0.000 description 2
229910000519 Ferrosilicon Inorganic materials 0.000 description 2
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
235000011941 Tilia x europaea Nutrition 0.000 description 2
239000011449 brick Substances 0.000 description 2
230000007547 defect Effects 0.000 description 2
238000010438 heat treatment Methods 0.000 description 2
239000012535 impurity Substances 0.000 description 2
239000004571 lime Substances 0.000 description 2
WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 2
239000000463 material Substances 0.000 description 2
238000002844 melting Methods 0.000 description 2
230000008018 melting Effects 0.000 description 2
239000007800 oxidant agent Substances 0.000 description 2
230000001590 oxidative effect Effects 0.000 description 2
229910052698 phosphorus Inorganic materials 0.000 description 2
239000011574 phosphorus Substances 0.000 description 2
239000002994 raw material Substances 0.000 description 2
238000011084 recovery Methods 0.000 description 2
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
229910000616 Ferromanganese Inorganic materials 0.000 description 1
229910001209 Low-carbon steel Inorganic materials 0.000 description 1
ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
238000010521 absorption reaction Methods 0.000 description 1
238000005275 alloying Methods 0.000 description 1
229910052782 aluminium Inorganic materials 0.000 description 1
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
239000011230 binding agent Substances 0.000 description 1
239000000292 calcium oxide Substances 0.000 description 1
235000012255 calcium oxide Nutrition 0.000 description 1
239000003638 chemical reducing agent Substances 0.000 description 1
239000012141 concentrate Substances 0.000 description 1
229910052802 copper Inorganic materials 0.000 description 1
239000010949 copper Substances 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
239000012467 final product Substances 0.000 description 1
230000004927 fusion Effects 0.000 description 1
238000007499 fusion processing Methods 0.000 description 1
229910002804 graphite Inorganic materials 0.000 description 1
239000010439 graphite Substances 0.000 description 1
239000004615 ingredient Substances 0.000 description 1
DALUDRGQOYMVLD-UHFFFAOYSA-N iron manganese Chemical compound [Mn].[Fe] DALUDRGQOYMVLD-UHFFFAOYSA-N 0.000 description 1
239000001095 magnesium carbonate Substances 0.000 description 1
235000014380 magnesium carbonate Nutrition 0.000 description 1
ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
229910000021 magnesium carbonate Inorganic materials 0.000 description 1
229910052750 molybdenum Inorganic materials 0.000 description 1
239000011733 molybdenum Substances 0.000 description 1
MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 1
238000012856 packing Methods 0.000 description 1
235000019353 potassium silicate Nutrition 0.000 description 1
239000000047 product Substances 0.000 description 1
230000000630 rising effect Effects 0.000 description 1
239000000377 silicon dioxide Substances 0.000 description 1
NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
238000009628 steelmaking Methods 0.000 description 1
239000000126 substance Substances 0.000 description 1
239000010936 titanium Substances 0.000 description 1
229910052719 titanium Inorganic materials 0.000 description 1
WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
229910052721 tungsten Inorganic materials 0.000 description 1
239000010937 tungsten Substances 0.000 description 1
229910052720 vanadium Inorganic materials 0.000 description 1
LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
-1 ziroonium Chemical compound 0.000 description 1