BE621682A - - Google Patents
Info
- Publication number
- BE621682A BE621682A BE621682DA BE621682A BE 621682 A BE621682 A BE 621682A BE 621682D A BE621682D A BE 621682DA BE 621682 A BE621682 A BE 621682A
- Authority
- BE
- Belgium
- Prior art keywords
- chromium
- oxygen
- iron
- coke
- vessel
- Prior art date
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 145
- 239000011651 chromium Substances 0.000 claims description 134
- 229910052804 chromium Inorganic materials 0.000 claims description 132
- VYZAMTAEIAYCRO-UHFFFAOYSA-N chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 124
- 229910052760 oxygen Inorganic materials 0.000 claims description 80
- 239000001301 oxygen Substances 0.000 claims description 79
- MYMOFIZGZYHOMD-UHFFFAOYSA-N oxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 79
- 229910052742 iron Inorganic materials 0.000 claims description 73
- 238000007670 refining Methods 0.000 claims description 44
- 229910052710 silicon Inorganic materials 0.000 claims description 39
- 239000002893 slag Substances 0.000 claims description 38
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 37
- 229910052799 carbon Inorganic materials 0.000 claims description 37
- 238000006243 chemical reaction Methods 0.000 claims description 36
- 239000010703 silicon Substances 0.000 claims description 32
- 229910001220 stainless steel Inorganic materials 0.000 claims description 31
- 239000010935 stainless steel Substances 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 24
- 229910045601 alloy Inorganic materials 0.000 claims description 23
- 239000000956 alloy Substances 0.000 claims description 23
- 239000000571 coke Substances 0.000 claims description 23
- 239000000203 mixture Substances 0.000 claims description 20
- 229910052751 metal Inorganic materials 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 17
- 239000003245 coal Substances 0.000 claims description 11
- 238000002485 combustion reaction Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 8
- 239000004615 ingredient Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 238000007792 addition Methods 0.000 claims description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 2
- 241000286209 Phasianidae Species 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 230000001131 transforming Effects 0.000 claims 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 31
- 239000000155 melt Substances 0.000 description 17
- 229910000831 Steel Inorganic materials 0.000 description 16
- 238000007664 blowing Methods 0.000 description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 16
- 239000010959 steel Substances 0.000 description 16
- 230000003647 oxidation Effects 0.000 description 13
- 238000007254 oxidation reaction Methods 0.000 description 13
- 229910000604 Ferrochrome Inorganic materials 0.000 description 12
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 11
- 235000015450 Tilia cordata Nutrition 0.000 description 11
- 235000011941 Tilia x europaea Nutrition 0.000 description 11
- 239000004571 lime Substances 0.000 description 11
- 238000010891 electric arc Methods 0.000 description 10
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 9
- 229910052698 phosphorus Inorganic materials 0.000 description 9
- 229910052757 nitrogen Inorganic materials 0.000 description 8
- 229910000676 Si alloy Inorganic materials 0.000 description 7
- 239000002699 waste material Substances 0.000 description 7
- REDXJYDRNCIFBQ-UHFFFAOYSA-N aluminium(3+) Chemical class [Al+3] REDXJYDRNCIFBQ-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium monoxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 6
- 238000005266 casting Methods 0.000 description 6
- 238000005755 formation reaction Methods 0.000 description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 6
- 239000011574 phosphorus Substances 0.000 description 6
- 239000011819 refractory material Substances 0.000 description 6
- 229910001339 C alloy Inorganic materials 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 5
- 229910052748 manganese Inorganic materials 0.000 description 5
- 239000011572 manganese Substances 0.000 description 5
- 229910052759 nickel Inorganic materials 0.000 description 5
- 229910000599 Cr alloy Inorganic materials 0.000 description 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron(II) oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 238000005261 decarburization Methods 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- -1 carbon metals Chemical class 0.000 description 3
- 239000000788 chromium alloy Substances 0.000 description 3
- 230000002349 favourable Effects 0.000 description 3
- 238000011068 load Methods 0.000 description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 238000010309 melting process Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N AI2O3 Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 210000000988 Bone and Bones Anatomy 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003628 erosive Effects 0.000 description 2
- 230000005496 eutectics Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 229910052904 quartz Inorganic materials 0.000 description 2
- 239000003638 reducing agent Substances 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L Calcium hydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 229910000863 Ferronickel Inorganic materials 0.000 description 1
- 229910000592 Ferroniobium Inorganic materials 0.000 description 1
- 210000001503 Joints Anatomy 0.000 description 1
- NUJOXMJBOLGQSY-UHFFFAOYSA-N Manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 1
- 241001106462 Ulmus Species 0.000 description 1
- 101700070733 XRN2 Proteins 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 230000001627 detrimental Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- 229910000468 manganese oxide Inorganic materials 0.000 description 1
- AMWRITDGCCNYAT-UHFFFAOYSA-L manganese(II,III) oxide Inorganic materials [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- FXNGWBDIVIGISM-UHFFFAOYSA-N methylidynechromium Chemical compound [Cr]#[C] FXNGWBDIVIGISM-UHFFFAOYSA-N 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002035 prolonged Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000005070 ripening Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- 239000009602 weicao Substances 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/005—Manufacture of stainless steel
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (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 |
|---|---|
| BE621682A true BE621682A (pt) |
Family
ID=194595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE621682D BE621682A (pt) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE621682A (pt) |
-
0
- BE BE621682D patent/BE621682A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0102892B1 (fr) | Procédé de fabrication de métaux ou d'alliages de pureté élevée | |
| FR2476140A1 (fr) | Procede pour la production d'acier a haute teneur en chrome | |
| EP1983066A1 (fr) | Procédé de récupération du molybdène, du nickel, du cobalt ou de leurs mélanges à partir de catalyseurs usés ou régénérés | |
| FR2466509A1 (fr) | Procede de fabrication d'acier a partir de matieres metalliques solides contenant du fer | |
| BE621682A (pt) | ||
| EP1029089B1 (fr) | Procede pour la fusion en continu de produits metalliques solides | |
| EP0975816B1 (fr) | Procede de recyclage de dechets de fonderies de laitons | |
| JP2006161079A (ja) | 副生スラグからのマンガン系合金鉄の製造方法 | |
| US6478840B1 (en) | Reduction of chromium content in slag during melting of stainless steel in electric arc furnaces | |
| MXPA02000108A (es) | Metodo para producir lingotes de hierro fundido. | |
| RU2677197C1 (ru) | Способ получения феррованадия | |
| JP4301112B2 (ja) | タンディッシュを熱間繰り返し使用する連続鋳造方法 | |
| RU2781698C1 (ru) | Способ получения феррованадия и сплав феррованадия, полученный данным способом | |
| FR2514785A1 (fr) | Procede pour l'affinage de ferrochrome | |
| US2991174A (en) | Process of producing chromium steel | |
| RU2207395C1 (ru) | Способ получения феррованадия | |
| BE1009828A3 (fr) | Procede de valorisation de residus siderurgiques riches en fer. | |
| JPH11279623A (ja) | 精錬容器の耐火物溶損を抑えた製造性の良い高Ａｌ含有フェライト系ステンレス鋼の溶製方法 | |
| BE488092A (pt) | ||
| BE1006837A6 (fr) | Procede de fabrication directe d'acier a partir de matieres solides a base de fer. | |
| SU1033550A1 (ru) | Способ производства хромсодержащей нержавеющей стали | |
| FR2514789A1 (fr) | Procede de production de ferrochrome | |
| WO2015007658A1 (fr) | Procédé d'élaboration de nickel métallique à partir d'oxyde de nickel par fusion-réduction | |
| BE1003182A4 (fr) | Procede de fabrication de l'acier d'usage courant. | |
| RU2282668C1 (ru) | Способ производства вольфрамсодержащей стали и сплавов |