BE399360A - - Google Patents
Info
- Publication number
- BE399360A BE399360A BE399360DA BE399360A BE 399360 A BE399360 A BE 399360A BE 399360D A BE399360D A BE 399360DA BE 399360 A BE399360 A BE 399360A
- Authority
- BE
- Belgium
- Prior art keywords
- slag
- molten
- oxidized
- metal
- reducing agent
- Prior art date
Links
- 239000002893 slag Substances 0.000 claims description 155
- 239000003638 chemical reducing agent Substances 0.000 claims description 63
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 58
- 238000000034 method Methods 0.000 claims description 52
- 229910052751 metal Inorganic materials 0.000 claims description 48
- 239000002184 metal Substances 0.000 claims description 48
- 239000010959 steel Substances 0.000 claims description 40
- 229910000831 Steel Inorganic materials 0.000 claims description 39
- 238000003756 stirring Methods 0.000 claims description 33
- 229910052742 iron Inorganic materials 0.000 claims description 26
- 239000012530 fluid Substances 0.000 claims description 23
- 150000001875 compounds Chemical class 0.000 claims description 20
- 238000005275 alloying Methods 0.000 claims description 15
- 230000001172 regenerating effect Effects 0.000 claims description 15
- 229910000640 Fe alloy Inorganic materials 0.000 claims description 13
- 229910045601 alloy Inorganic materials 0.000 claims description 13
- 239000000956 alloy Substances 0.000 claims description 13
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 10
- 229910052710 silicon Inorganic materials 0.000 claims description 10
- 239000010703 silicon Substances 0.000 claims description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 9
- 239000000839 emulsion Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 239000000470 constituent Substances 0.000 claims description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 229910001018 Cast iron Inorganic materials 0.000 claims description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 5
- 239000000395 magnesium oxide Substances 0.000 claims description 5
- 239000010936 titanium Substances 0.000 claims description 5
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 4
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 4
- 230000002378 acidificating effect Effects 0.000 claims description 4
- 239000004571 lime Substances 0.000 claims description 4
- 238000013019 agitation Methods 0.000 claims description 3
- 239000011651 chromium Substances 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 2
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims description 2
- 239000005751 Copper oxide Substances 0.000 claims description 2
- 239000003513 alkali Substances 0.000 claims description 2
- 229910021346 calcium silicide Inorganic materials 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 229910000431 copper oxide Inorganic materials 0.000 claims description 2
- FMQXRRZIHURSLR-UHFFFAOYSA-N dioxido(oxo)silane;nickel(2+) Chemical compound [Ni+2].[O-][Si]([O-])=O FMQXRRZIHURSLR-UHFFFAOYSA-N 0.000 claims description 2
- 239000008267 milk Substances 0.000 claims description 2
- 235000013336 milk Nutrition 0.000 claims description 2
- 210000004080 milk Anatomy 0.000 claims description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims 5
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims 3
- 235000012239 silicon dioxide Nutrition 0.000 claims 3
- 229910001021 Ferroalloy Inorganic materials 0.000 claims 2
- 239000004343 Calcium peroxide Substances 0.000 claims 1
- NLPVCCRZRNXTLT-UHFFFAOYSA-N dioxido(dioxo)molybdenum;nickel(2+) Chemical compound [Ni+2].[O-][Mo]([O-])(=O)=O NLPVCCRZRNXTLT-UHFFFAOYSA-N 0.000 claims 1
- 230000006698 induction Effects 0.000 claims 1
- LLZRNZOLAXHGLL-UHFFFAOYSA-J titanic acid Chemical compound O[Ti](O)(O)O LLZRNZOLAXHGLL-UHFFFAOYSA-J 0.000 claims 1
- 229910021341 titanium silicide Inorganic materials 0.000 claims 1
- 238000011069 regeneration method Methods 0.000 description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 12
- 230000008929 regeneration Effects 0.000 description 12
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 6
- 239000000377 silicon dioxide Substances 0.000 description 6
- 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 5
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229910052748 manganese Inorganic materials 0.000 description 4
- 239000011572 manganese Substances 0.000 description 4
- 229910052719 titanium Inorganic materials 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- -1 for example Chemical compound 0.000 description 2
- 238000004519 manufacturing process Methods 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
- 239000005997 Calcium carbide Substances 0.000 description 1
- 229910000599 Cr alloy Inorganic materials 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910001200 Ferrotitanium Inorganic materials 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 229910001182 Mo alloy Inorganic materials 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- BIOOACNPATUQFW-UHFFFAOYSA-N calcium;dioxido(dioxo)molybdenum Chemical compound [Ca+2].[O-][Mo]([O-])(=O)=O BIOOACNPATUQFW-UHFFFAOYSA-N 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 235000013365 dairy product Nutrition 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/06—Deoxidising, e.g. killing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE399360A true BE399360A (enrdf_load_html_response) |
Family
ID=65695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE399360D BE399360A (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE399360A (enrdf_load_html_response) |
-
0
- BE BE399360D patent/BE399360A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2476604C2 (ru) | Способ получения расплава стали с содержанием марганца до 30% | |
| FR2478671A1 (fr) | Procede d'elaboration de l'acier par etapes distinctes d'affinage | |
| US4097269A (en) | Process of desulfurizing liquid melts | |
| BE399360A (enrdf_load_html_response) | ||
| FR2459836A1 (fr) | Procede de desoxydation de l'acier par addition d'aluminium puis insufflation d'argon | |
| Shamsuddin | Secondary Steelmaking | |
| CH259876A (fr) | Procédé pour obtenir, à partir d'un minerai contenant de l'oxyde de fer et un métal de base, un ferro-alliage très riche en ce métal. | |
| RU2064509C1 (ru) | Способ раскисления и легирования ванадийсодержащей стали | |
| CH174710A (fr) | Procédé d'élimination au moins partielle d'oxydes contenus dans un laitier. | |
| RU2243268C1 (ru) | Способ выплавки ниобийсодержащей стали | |
| SU855006A1 (ru) | Способ получени стали | |
| KR100411649B1 (ko) | 복합탈산제 및 이를 이용한 용강 및 슬래그의 처리방법 | |
| JP2976855B2 (ja) | 溶鋼の脱酸方法 | |
| RU2118380C1 (ru) | Способ производства микролегированной ванадием стали | |
| SU1601134A1 (ru) | Способ раскислени стали | |
| JP6848429B2 (ja) | 製鋼スラグの改質方法 | |
| BE830015A (fr) | Procede d'addition de calcium a de l'acier en fusion | |
| RU2255119C1 (ru) | Способ наведения синтетического рафинирующего шлака при обработке жидкой стальной заготовки на установке "печь-ковш" и шихта для наведения синтетического рафинирующего шлака | |
| BE466674A (enrdf_load_html_response) | ||
| JPH10176213A (ja) | 低炭素鋼の脱酸方法 | |
| RU2040549C1 (ru) | Способ раскисления и микролегирования стали ванадием | |
| JPH10298629A (ja) | 清浄度の高い極低炭素鋼の溶製方法 | |
| SU1006502A1 (ru) | Способ выплавки легированных конструкционных бескремнистых сталей | |
| RU1768649C (ru) | Способ производства стали | |
| JPH01195238A (ja) | 極低Ｓ、極低Ａ▲ｌ▼鋼の製造法 |