KR100802639B1 - 강철의 직접 합금 방법 - Google Patents
강철의 직접 합금 방법 Download PDFInfo
- Publication number
- KR100802639B1 KR100802639B1 KR1020057017589A KR20057017589A KR100802639B1 KR 100802639 B1 KR100802639 B1 KR 100802639B1 KR 1020057017589 A KR1020057017589 A KR 1020057017589A KR 20057017589 A KR20057017589 A KR 20057017589A KR 100802639 B1 KR100802639 B1 KR 100802639B1
- Authority
- KR
- South Korea
- Prior art keywords
- manganese
- steel
- alloying
- nonmetallic
- reducing agent
- Prior art date
Links
- 238000005275 alloying Methods 0.000 title claims abstract description 137
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 118
- 239000010959 steel Substances 0.000 title claims abstract description 118
- 238000000034 method Methods 0.000 title claims abstract description 72
- 239000000463 material Substances 0.000 claims abstract description 152
- 229910052751 metal Inorganic materials 0.000 claims abstract description 125
- 239000002184 metal Substances 0.000 claims abstract description 124
- 239000011572 manganese Substances 0.000 claims abstract description 89
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 79
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims abstract description 73
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 73
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 claims abstract description 64
- 150000001875 compounds Chemical class 0.000 claims abstract description 59
- 239000000203 mixture Substances 0.000 claims abstract description 40
- 230000009467 reduction Effects 0.000 claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 claims abstract description 34
- 239000002893 slag Substances 0.000 claims description 75
- 230000008569 process Effects 0.000 claims description 43
- 229910052799 carbon Inorganic materials 0.000 claims description 39
- 238000002844 melting Methods 0.000 claims description 38
- 230000008018 melting Effects 0.000 claims description 38
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 36
- 229910052782 aluminium Inorganic materials 0.000 claims description 30
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 30
- 238000010079 rubber tapping Methods 0.000 claims description 29
- 238000005266 casting Methods 0.000 claims description 26
- 238000006243 chemical reaction Methods 0.000 claims description 26
- 239000011651 chromium Substances 0.000 claims description 24
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 23
- 229910052804 chromium Inorganic materials 0.000 claims description 23
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 20
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 20
- 239000004571 lime Substances 0.000 claims description 20
- 150000002697 manganese compounds Chemical class 0.000 claims description 16
- 239000000956 alloy Substances 0.000 claims description 15
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 14
- 229910052710 silicon Inorganic materials 0.000 claims description 14
- 239000010703 silicon Substances 0.000 claims description 14
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical group O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 13
- 229910000423 chromium oxide Inorganic materials 0.000 claims description 13
- 239000005997 Calcium carbide Substances 0.000 claims description 10
- 229910045601 alloy Inorganic materials 0.000 claims description 10
- 239000002801 charged material Substances 0.000 claims description 10
- 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 claims description 10
- 238000009628 steelmaking Methods 0.000 claims description 8
- 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 claims description 7
- 229910000604 Ferrochrome Inorganic materials 0.000 claims description 5
- QDLZHJXUBZCCAD-UHFFFAOYSA-N [Cr].[Mn] Chemical compound [Cr].[Mn] QDLZHJXUBZCCAD-UHFFFAOYSA-N 0.000 claims description 4
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 4
- 229910052755 nonmetal Inorganic materials 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 230000000977 initiatory effect Effects 0.000 claims description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 2
- 229910000914 Mn alloy Inorganic materials 0.000 claims 1
- 150000002843 nonmetals Chemical class 0.000 claims 1
- 238000011084 recovery Methods 0.000 abstract description 29
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 21
- 238000011109 contamination Methods 0.000 abstract description 17
- 229910052742 iron Inorganic materials 0.000 abstract description 10
- 150000002739 metals Chemical class 0.000 abstract description 10
- 239000012535 impurity Substances 0.000 abstract description 8
- 230000003993 interaction Effects 0.000 abstract 1
- 238000006722 reduction reaction Methods 0.000 description 36
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 23
- 229910052760 oxygen Inorganic materials 0.000 description 23
- 239000001301 oxygen Substances 0.000 description 23
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 19
- 238000011946 reduction process Methods 0.000 description 18
- 239000010410 layer Substances 0.000 description 12
- 239000000126 substance Substances 0.000 description 12
- 239000000292 calcium oxide Substances 0.000 description 10
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 8
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 8
- 238000006477 desulfuration reaction Methods 0.000 description 8
- 230000023556 desulfurization Effects 0.000 description 8
- 229910052717 sulfur Inorganic materials 0.000 description 8
- 239000011593 sulfur Substances 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 239000011575 calcium Substances 0.000 description 7
- 238000007796 conventional method Methods 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 239000012071 phase Substances 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 238000007670 refining Methods 0.000 description 7
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 6
- 239000000571 coke Substances 0.000 description 6
- 150000004645 aluminates Chemical class 0.000 description 5
- 229910052791 calcium Inorganic materials 0.000 description 5
- 239000003245 coal Substances 0.000 description 5
- 239000012768 molten material Substances 0.000 description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 4
- 239000000378 calcium silicate Substances 0.000 description 4
- 229910052918 calcium silicate Inorganic materials 0.000 description 4
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 230000002269 spontaneous effect Effects 0.000 description 4
- 150000004763 sulfides Chemical class 0.000 description 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 3
- 229910000851 Alloy steel Inorganic materials 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910000640 Fe alloy Inorganic materials 0.000 description 3
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 3
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 239000003575 carbonaceous material Substances 0.000 description 3
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 150000004760 silicates Chemical class 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- -1 for example Chemical compound 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 238000010309 melting process Methods 0.000 description 2
- 239000011859 microparticle Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910005347 FeSi Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910004283 SiO 4 Inorganic materials 0.000 description 1
- WYGQZDSIRBBVTA-UHFFFAOYSA-D [Nb+5].[Nb+5].[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O Chemical compound [Nb+5].[Nb+5].[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O WYGQZDSIRBBVTA-UHFFFAOYSA-D 0.000 description 1
- XOCUXOWLYLLJLV-UHFFFAOYSA-N [O].[S] Chemical compound [O].[S] XOCUXOWLYLLJLV-UHFFFAOYSA-N 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 230000002051 biphasic effect Effects 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 210000003000 inclusion body Anatomy 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 235000013980 iron oxide Nutrition 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- 238000009847 ladle furnace Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229910052976 metal sulfide Inorganic materials 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- MQMHJMFHCMWGNS-UHFFFAOYSA-N phosphanylidynemanganese Chemical compound [Mn]#P MQMHJMFHCMWGNS-UHFFFAOYSA-N 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- KHDSWONFYIAAPE-UHFFFAOYSA-N silicon sulfide Chemical compound S=[Si]=S KHDSWONFYIAAPE-UHFFFAOYSA-N 0.000 description 1
- 238000005563 spheronization Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition 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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
-
- 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
-
- 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
-
- 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)
- Manufacturing & Machinery (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2003107578/02A RU2231559C1 (ru) | 2003-03-20 | 2003-03-20 | Способ прямого легирования стали комплексом элементов |
| RU2003107578 | 2003-03-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20060012266A KR20060012266A (ko) | 2006-02-07 |
| KR100802639B1 true KR100802639B1 (ko) | 2008-02-13 |
Family
ID=32846881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020057017589A KR100802639B1 (ko) | 2003-03-20 | 2004-03-16 | 강철의 직접 합금 방법 |
Country Status (9)
| Country | Link |
|---|---|
| KR (1) | KR100802639B1 (zh) |
| CN (1) | CN100540685C (zh) |
| AT (1) | AT502312B1 (zh) |
| BR (1) | BRPI0408524A (zh) |
| CA (1) | CA2559154C (zh) |
| HK (1) | HK1090957A1 (zh) |
| RU (1) | RU2231559C1 (zh) |
| UA (1) | UA73898C2 (zh) |
| WO (1) | WO2004083464A1 (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101615660B1 (ko) * | 2007-12-14 | 2016-04-26 | 잘쯔기터 플래시슈탈 게엠베하 | 최대 30 퍼센트의 망간을 함유하는 용강의 제조 방법 |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1869888B1 (en) | 2005-04-13 | 2016-07-06 | Nokia Technologies Oy | Method, device and system for effectively coding and decoding of video data |
| CN100434556C (zh) * | 2006-09-26 | 2008-11-19 | 山西太钢不锈钢股份有限公司 | 高锰含量不锈钢在冶炼中的加锰方法 |
| KR101300740B1 (ko) * | 2011-12-08 | 2013-08-28 | 주식회사 포스코 | 페로망간 탈린 슬래그의 안정화 방법 |
| RU2577885C1 (ru) * | 2014-12-22 | 2016-03-20 | Публичное акционерное общество "Северсталь" (ОАО "Северсталь") | Способ производства стали (варианты) |
| WO2016172790A1 (en) * | 2015-04-26 | 2016-11-03 | Hatch Ltd. | Process and apparatus for producing high-manganese steels |
| CN109022840A (zh) * | 2018-07-17 | 2018-12-18 | 北京科技大学 | 一种再生铝合金显微组织控制方法 |
| CN115287390B (zh) * | 2022-08-04 | 2023-08-22 | 重庆钢铁股份有限公司 | 一种转炉生产低磷中合金钢的方法 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1508592A (en) | 1975-02-18 | 1978-04-26 | Nixon I | Manufacture of steel alloy steels and ferrous alloys |
| SU1044641A1 (ru) * | 1982-06-18 | 1983-09-30 | Донецкий Ордена Трудового Красного Знамени Политехнический Институт | Способ легировани стали марганцем |
| US4772317A (en) | 1986-01-16 | 1988-09-20 | Mannesmann Ag | High alloy steel making |
| RU2096489C1 (ru) | 1995-06-19 | 1997-11-20 | Акционерное общество открытого типа "НОСТА" (ОХМК) | Способ производства стали в дуговых печах |
| RU2096491C1 (ru) | 1995-01-05 | 1997-11-20 | Государственный Обуховский завод | Способ производства стали |
-
2003
- 2003-03-20 RU RU2003107578/02A patent/RU2231559C1/ru not_active IP Right Cessation
-
2004
- 2004-03-16 BR BRPI0408524-8A patent/BRPI0408524A/pt active IP Right Grant
- 2004-03-16 UA UA20040907630A patent/UA73898C2/uk unknown
- 2004-03-16 WO PCT/RU2004/000099 patent/WO2004083464A1/ru active Application Filing
- 2004-03-16 CA CA2559154A patent/CA2559154C/en not_active Expired - Fee Related
- 2004-03-16 CN CNB2004800076274A patent/CN100540685C/zh not_active Expired - Fee Related
- 2004-03-16 AT AT0910704A patent/AT502312B1/de not_active IP Right Cessation
- 2004-03-16 KR KR1020057017589A patent/KR100802639B1/ko not_active IP Right Cessation
-
2006
- 2006-10-19 HK HK06111536.2A patent/HK1090957A1/xx not_active IP Right Cessation
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1508592A (en) | 1975-02-18 | 1978-04-26 | Nixon I | Manufacture of steel alloy steels and ferrous alloys |
| SU1044641A1 (ru) * | 1982-06-18 | 1983-09-30 | Донецкий Ордена Трудового Красного Знамени Политехнический Институт | Способ легировани стали марганцем |
| US4772317A (en) | 1986-01-16 | 1988-09-20 | Mannesmann Ag | High alloy steel making |
| RU2096491C1 (ru) | 1995-01-05 | 1997-11-20 | Государственный Обуховский завод | Способ производства стали |
| RU2096489C1 (ru) | 1995-06-19 | 1997-11-20 | Акционерное общество открытого типа "НОСТА" (ОХМК) | Способ производства стали в дуговых печах |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101615660B1 (ko) * | 2007-12-14 | 2016-04-26 | 잘쯔기터 플래시슈탈 게엠베하 | 최대 30 퍼센트의 망간을 함유하는 용강의 제조 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2559154A1 (en) | 2004-09-30 |
| UA73898C2 (en) | 2005-09-15 |
| AT502312A1 (de) | 2007-02-15 |
| HK1090957A1 (en) | 2007-01-05 |
| CA2559154C (en) | 2010-05-18 |
| CN1761763A (zh) | 2006-04-19 |
| AT502312B1 (de) | 2010-03-15 |
| RU2231559C1 (ru) | 2004-06-27 |
| KR20060012266A (ko) | 2006-02-07 |
| WO2004083464A1 (fr) | 2004-09-30 |
| BRPI0408524A (pt) | 2006-03-07 |
| CN100540685C (zh) | 2009-09-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1997916B1 (en) | Method of denitrifying molten steel | |
| EP1386011B1 (en) | Ladle refining of steel | |
| JP4742740B2 (ja) | 低硫鋼の溶製方法 | |
| WO2018216660A1 (ja) | 高マンガン鋼の溶製方法 | |
| KR100802639B1 (ko) | 강철의 직접 합금 방법 | |
| KR20090073980A (ko) | 망간 함유 강의 제조 방법 | |
| US11441211B2 (en) | Method for producing alloy steel | |
| WO2007116939A1 (ja) | 極低硫高清浄鋼の溶製方法 | |
| JP4534734B2 (ja) | 低炭素高マンガン鋼の溶製方法 | |
| US5085691A (en) | Method of producing general-purpose steel | |
| RU2415180C1 (ru) | Способ производства рельсовой стали | |
| KR101363923B1 (ko) | 강의 제조방법 | |
| KR100833040B1 (ko) | 칼슘 함량이 높은 용강의 개재물 미세분산강의 제조방법 | |
| KR100554739B1 (ko) | 칼슘 함량이 높은 용강의 제조방법 | |
| KR100910471B1 (ko) | 용강의 청정도 및 탈류효율 향상 방법 | |
| US11970748B2 (en) | Steel decarburization using carbon dioxide | |
| JP7468567B2 (ja) | 溶鋼の脱窒処理方法 | |
| EP4339302A1 (en) | Method for refining molten steel | |
| RU2278169C2 (ru) | Способ производства хромомарганцевой нержавеющей стали | |
| KR100832996B1 (ko) | 고 인 용선을 이용한 고 탄소강의 제조방법 | |
| JPH09209025A (ja) | 溶接部の低温靱性に優れた耐ｈｉｃ鋼の製造方法 | |
| RU2409682C1 (ru) | Способ выплавки стали | |
| JPH06158143A (ja) | 高炭素鋼の製鋼方法 | |
| RU2245374C1 (ru) | Способ раскисления и легирования стали | |
| EP4328330A1 (en) | Method for refining molten iron |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| E902 | Notification of reason for refusal | ||
| E701 | Decision to grant or registration of patent right | ||
| GRNT | Written decision to grant | ||
| FPAY | Annual fee payment |
Payment date: 20120221 Year of fee payment: 5 |
|
| FPAY | Annual fee payment |
Payment date: 20130204 Year of fee payment: 6 |
|
| LAPS | Lapse due to unpaid annual fee |