DE2525355A1 - Verfahren und vorrichtung zum frischen von eisen - Google Patents
Verfahren und vorrichtung zum frischen von eisenInfo
- Publication number
- DE2525355A1 DE2525355A1 DE19752525355 DE2525355A DE2525355A1 DE 2525355 A1 DE2525355 A1 DE 2525355A1 DE 19752525355 DE19752525355 DE 19752525355 DE 2525355 A DE2525355 A DE 2525355A DE 2525355 A1 DE2525355 A1 DE 2525355A1
- Authority
- DE
- Germany
- Prior art keywords
- melt
- oxygen
- vessel
- fluid
- metal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 49
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims description 30
- 229910052742 iron Inorganic materials 0.000 title claims description 14
- 239000000155 melt Substances 0.000 claims description 52
- 239000001301 oxygen Substances 0.000 claims description 36
- 229910052760 oxygen Inorganic materials 0.000 claims description 36
- 229910052751 metal Inorganic materials 0.000 claims description 35
- 239000002184 metal Substances 0.000 claims description 35
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 32
- 229910052804 chromium Inorganic materials 0.000 claims description 29
- 239000011651 chromium Substances 0.000 claims description 29
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 28
- 230000008569 process Effects 0.000 claims description 27
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 24
- 239000012530 fluid Substances 0.000 claims description 24
- 229910052799 carbon Inorganic materials 0.000 claims description 21
- 239000002893 slag Substances 0.000 claims description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 238000007664 blowing Methods 0.000 claims description 14
- 229910052786 argon Inorganic materials 0.000 claims description 12
- 238000005261 decarburization Methods 0.000 claims description 11
- 238000007670 refining Methods 0.000 claims description 10
- 229910000604 Ferrochrome Inorganic materials 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 6
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 6
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 238000005275 alloying Methods 0.000 claims description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 5
- 229910000805 Pig iron Inorganic materials 0.000 claims description 5
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 229910000423 chromium oxide Inorganic materials 0.000 claims description 5
- 229910044991 metal oxide Inorganic materials 0.000 claims description 4
- 150000004706 metal oxides Chemical class 0.000 claims description 4
- 229910000519 Ferrosilicon Inorganic materials 0.000 claims description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 3
- 239000001569 carbon dioxide Substances 0.000 claims description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 3
- 239000002826 coolant Substances 0.000 claims description 3
- 239000000295 fuel oil Substances 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 239000001294 propane Substances 0.000 claims description 3
- -1 steam Substances 0.000 claims description 3
- 238000001784 detoxification Methods 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- VVTSZOCINPYFDP-UHFFFAOYSA-N [O].[Ar] Chemical compound [O].[Ar] VVTSZOCINPYFDP-UHFFFAOYSA-N 0.000 description 7
- 229910052710 silicon Inorganic materials 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 239000010935 stainless steel Substances 0.000 description 5
- 229910001220 stainless steel Inorganic materials 0.000 description 5
- 229910052748 manganese Inorganic materials 0.000 description 4
- 239000011572 manganese Substances 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 229910052698 phosphorus Inorganic materials 0.000 description 4
- 229910052717 sulfur Inorganic materials 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910002090 carbon oxide Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000010436 fluorite Substances 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 239000005997 Calcium carbide Substances 0.000 description 1
- 229910001341 Crude steel Inorganic materials 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- UPHIPHFJVNKLMR-UHFFFAOYSA-N chromium iron Chemical compound [Cr].[Fe] UPHIPHFJVNKLMR-UHFFFAOYSA-N 0.000 description 1
- 238000010960 commercial process Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 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
- 239000006028 limestone Substances 0.000 description 1
- AMWRITDGCCNYAT-UHFFFAOYSA-L manganese oxide Inorganic materials [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 1
- PPNAOCWZXJOHFK-UHFFFAOYSA-N manganese(2+);oxygen(2-) Chemical class [O-2].[Mn+2] PPNAOCWZXJOHFK-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000001007 puffing effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 238000010079 rubber tapping 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
- 238000013517 stratification Methods 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
- 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
- C21C5/005—Manufacture of stainless steel
-
- 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
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2544974A GB1503496A (en) | 1974-06-07 | 1974-06-07 | Production of chromium steel |
| GB5619474 | 1974-12-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2525355A1 true DE2525355A1 (de) | 1975-12-18 |
Family
ID=26257685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752525355 Pending DE2525355A1 (de) | 1974-06-07 | 1975-06-06 | Verfahren und vorrichtung zum frischen von eisen |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS518109A (enrdf_load_stackoverflow) |
| DE (1) | DE2525355A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2273873A1 (enrdf_load_stackoverflow) |
| IT (1) | IT1036194B (enrdf_load_stackoverflow) |
| SE (1) | SE7506480L (enrdf_load_stackoverflow) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2745722A1 (de) | 1977-01-11 | 1978-07-20 | Nat Steel Corp Pittsburg | Verfahren zur herstellung von kohlenstoff- und stickstoffarmen staehlen nach dem sauerstoffaufblasverfahren |
| EP0005506A1 (de) * | 1978-05-11 | 1979-11-28 | BASF Aktiengesellschaft | Verfahren zur Behandlung von Roheisen- und Stahlschmelzen bzw. Legierungen |
| EP0017963A1 (en) * | 1979-04-16 | 1980-10-29 | Nippon Steel Corporation | Converter steelmaking process |
| DE3019899A1 (de) * | 1979-05-24 | 1980-12-04 | Sumitomo Metal Ind | Verfahren zur herstellung von kohlenstoffstahl und niedriglegiertem stahl in einem basischen sauerstoffofen und vorrichtung zur durchfuehrung des verfahrens |
| EP0036382A1 (de) * | 1980-03-05 | 1981-09-23 | Arbed S.A. | Verfahren und Einrichtung zum Herstellen von flüssigem Eisen |
| DE3204632A1 (de) * | 1981-03-03 | 1982-09-16 | Sumitomo Metal Industries, Ltd., Osaka | Verfahren zum frischen von stahl mit einem hohen chromgehalt |
| DE3347718A1 (de) * | 1983-09-02 | 1985-03-28 | Ulrich Dipl.-Ing. 5905 Freudenberg Glasmeyer | Verfahren und einrichtung zur herstellung von staehlen mit hohem reinheitsgrad und geringen gasgehalten in stahlwerken und stahlgiessereien |
| WO2016012003A1 (de) | 2014-07-23 | 2016-01-28 | Sms Group Gmbh | Verfahren zur nickel pig iron (npi)-entkohlung im aod-konverter |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52145174A (en) * | 1976-05-29 | 1977-12-02 | Tsukuda Yasumasa | Starting method for rice pearling machine |
| JPS5423016A (en) * | 1977-07-23 | 1979-02-21 | Pacific Metals Co Ltd | Method of producing austenitic stainless steel containing nickel |
| JPS5432119A (en) * | 1977-08-17 | 1979-03-09 | Sumitomo Metal Ind Ltd | Refining method for high chromium steel |
| DE2737832C3 (de) * | 1977-08-22 | 1980-05-22 | Fried. Krupp Huettenwerke Ag, 4630 Bochum | Verwendung von im Querschnitt veränderlichen Blasdüsen zur Herstellung von rostfreien Stählen |
| JPS54158320A (en) * | 1978-06-03 | 1979-12-14 | Nippon Steel Corp | Refining method for high chromium steel |
| JPS5565313A (en) * | 1978-11-13 | 1980-05-16 | Nippon Steel Corp | Steel manufacture with top blown oxygen |
| JPS5921367B2 (ja) * | 1979-05-29 | 1984-05-19 | 大同特殊鋼株式会社 | 含クロム鋼の精錬方法 |
| JPS5767142A (en) * | 1980-10-08 | 1982-04-23 | Hitachi Ltd | Low-temperature aluminum solder |
| FR2502641B1 (fr) * | 1981-03-25 | 1986-05-23 | Dreulle Noel | Procede pour ajuster la composition d'un alliage de zinc pour galvanisation au trempe, par ajout de compositions metalliques concentrees en additif d'alliage, et compositions d'addition |
| US4529442A (en) * | 1984-04-26 | 1985-07-16 | Allegheny Ludlum Steel Corporation | Method for producing steel in a top oxygen blown vessel |
| JPS61284516A (ja) * | 1985-06-12 | 1986-12-15 | Kawasaki Steel Corp | 転炉の撹拌ガス供給方法 |
| JPH0670264B2 (ja) * | 1990-10-05 | 1994-09-07 | 三井金属鉱業株式会社 | 低融点硬質亜鉛合金及び該合金からなる金型 |
-
1975
- 1975-06-06 FR FR7517686A patent/FR2273873A1/fr active Granted
- 1975-06-06 JP JP50068475A patent/JPS518109A/ja active Pending
- 1975-06-06 IT IT68468/75A patent/IT1036194B/it active
- 1975-06-06 DE DE19752525355 patent/DE2525355A1/de active Pending
- 1975-06-06 SE SE7506480A patent/SE7506480L/xx unknown
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2745722A1 (de) | 1977-01-11 | 1978-07-20 | Nat Steel Corp Pittsburg | Verfahren zur herstellung von kohlenstoff- und stickstoffarmen staehlen nach dem sauerstoffaufblasverfahren |
| DE2759748C2 (de) * | 1977-01-11 | 1982-07-29 | National Steel Corp., Pittsburgh, Pa. | Verfahren zur Herstellung von kohlenstoff- und stickstoffarmen Stahl |
| EP0005506A1 (de) * | 1978-05-11 | 1979-11-28 | BASF Aktiengesellschaft | Verfahren zur Behandlung von Roheisen- und Stahlschmelzen bzw. Legierungen |
| EP0017963A1 (en) * | 1979-04-16 | 1980-10-29 | Nippon Steel Corporation | Converter steelmaking process |
| DE3019899A1 (de) * | 1979-05-24 | 1980-12-04 | Sumitomo Metal Ind | Verfahren zur herstellung von kohlenstoffstahl und niedriglegiertem stahl in einem basischen sauerstoffofen und vorrichtung zur durchfuehrung des verfahrens |
| EP0036382A1 (de) * | 1980-03-05 | 1981-09-23 | Arbed S.A. | Verfahren und Einrichtung zum Herstellen von flüssigem Eisen |
| DE3204632A1 (de) * | 1981-03-03 | 1982-09-16 | Sumitomo Metal Industries, Ltd., Osaka | Verfahren zum frischen von stahl mit einem hohen chromgehalt |
| DE3347718A1 (de) * | 1983-09-02 | 1985-03-28 | Ulrich Dipl.-Ing. 5905 Freudenberg Glasmeyer | Verfahren und einrichtung zur herstellung von staehlen mit hohem reinheitsgrad und geringen gasgehalten in stahlwerken und stahlgiessereien |
| WO2016012003A1 (de) | 2014-07-23 | 2016-01-28 | Sms Group Gmbh | Verfahren zur nickel pig iron (npi)-entkohlung im aod-konverter |
| DE102014011231A1 (de) | 2014-07-23 | 2016-01-28 | Sms Group Gmbh | Verfahren zur Nickel Pig Iron (NPI)- Entkohlung im AOD -Konverter |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2273873A1 (fr) | 1976-01-02 |
| FR2273873B1 (enrdf_load_stackoverflow) | 1979-10-19 |
| IT1036194B (it) | 1979-10-30 |
| JPS518109A (enrdf_load_stackoverflow) | 1976-01-22 |
| SE7506480L (sv) | 1975-12-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHJ | Non-payment of the annual fee |