CA1078624A - Process for making a steel melt for continuous casting - Google Patents
Process for making a steel melt for continuous castingInfo
- Publication number
- CA1078624A CA1078624A CA254,740A CA254740A CA1078624A CA 1078624 A CA1078624 A CA 1078624A CA 254740 A CA254740 A CA 254740A CA 1078624 A CA1078624 A CA 1078624A
- Authority
- CA
- Canada
- Prior art keywords
- melt
- sulfur
- calcium
- deoxidized
- steel melt
- 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.)
- Expired
Links
- 239000000161 steel melt Substances 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000009749 continuous casting Methods 0.000 title claims abstract description 8
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims abstract description 45
- 239000011575 calcium Substances 0.000 claims abstract description 45
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 45
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 41
- 239000011593 sulfur Substances 0.000 claims abstract description 41
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000000155 melt Substances 0.000 claims abstract description 38
- 239000002893 slag Substances 0.000 claims abstract description 20
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 15
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 10
- 239000010703 silicon Substances 0.000 claims abstract description 10
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims abstract description 7
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 6
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 6
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims abstract description 6
- 239000004571 lime Substances 0.000 claims abstract description 6
- 239000000126 substance Substances 0.000 claims abstract description 6
- 239000012159 carrier gas Substances 0.000 claims abstract description 5
- 239000005997 Calcium carbide Substances 0.000 claims abstract description 4
- 239000010436 fluorite Substances 0.000 claims abstract description 4
- 230000007935 neutral effect Effects 0.000 claims abstract description 4
- 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 abstract description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract 3
- 229960005191 ferric oxide Drugs 0.000 claims abstract 3
- 235000013980 iron oxide Nutrition 0.000 claims abstract 3
- OSMSIOKMMFKNIL-UHFFFAOYSA-N calcium;silicon Chemical compound [Ca]=[Si] OSMSIOKMMFKNIL-UHFFFAOYSA-N 0.000 claims abstract 2
- 150000001875 compounds Chemical class 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 238000007664 blowing Methods 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 235000001508 sulfur Nutrition 0.000 claims 27
- 229960005349 sulfur Drugs 0.000 claims 27
- 235000001465 calcium Nutrition 0.000 claims 15
- 229960005069 calcium Drugs 0.000 claims 15
- 238000007599 discharging Methods 0.000 claims 2
- 230000000875 corresponding effect Effects 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 18
- 229910052760 oxygen Inorganic materials 0.000 abstract description 18
- 239000001301 oxygen Substances 0.000 abstract description 18
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 abstract description 8
- 238000003723 Smelting Methods 0.000 abstract description 5
- 229910052786 argon Inorganic materials 0.000 abstract description 4
- 238000006477 desulfuration reaction Methods 0.000 abstract 1
- 230000023556 desulfurization Effects 0.000 abstract 1
- 150000002500 ions Chemical class 0.000 description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000010459 dolomite Substances 0.000 description 4
- 229910000514 dolomite Inorganic materials 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000005204 segregation Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- 229910001634 calcium fluoride Inorganic materials 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- WWYNJERNGUHSAO-XUDSTZEESA-N (+)-Norgestrel Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](CC)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 WWYNJERNGUHSAO-XUDSTZEESA-N 0.000 description 1
- 241000331231 Amorphocerini gen. n. 1 DAD-2008 Species 0.000 description 1
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 1
- 229910000532 Deoxidized steel Inorganic materials 0.000 description 1
- 241000896693 Disa Species 0.000 description 1
- 206010016825 Flushing Diseases 0.000 description 1
- 241001527806 Iti Species 0.000 description 1
- 241001208007 Procas Species 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229940037003 alum Drugs 0.000 description 1
- 230000003190 augmentative effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- XFWJKVMFIVXPKK-UHFFFAOYSA-N calcium;oxido(oxo)alumane Chemical compound [Ca+2].[O-][Al]=O.[O-][Al]=O XFWJKVMFIVXPKK-UHFFFAOYSA-N 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000000135 prohibitive effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000011214 refractory ceramic Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/10—Supplying or treating molten metal
- B22D11/11—Treating the molten metal
- B22D11/111—Treating the molten metal by using protecting powders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Continuous Casting (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2527156A DE2527156B2 (de) | 1975-06-18 | 1975-06-18 | Verfahren zur Vorbehandlung einer Stahlschmelze beim Stranggießen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1078624A true CA1078624A (en) | 1980-06-03 |
Family
ID=5949364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA254,740A Expired CA1078624A (en) | 1975-06-18 | 1976-06-14 | Process for making a steel melt for continuous casting |
Country Status (14)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE31676E (en) | 1982-09-29 | 1984-09-18 | Thyssen Aktiengesellschaft vorm August Thyssen-Hutte AG | Method and apparatus for dispensing a fluidizable solid from a pressure vessel |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4123258A (en) * | 1974-04-20 | 1978-10-31 | Thyssen Niederrhein | Process for the production of steel with increased ductility and for the desulfurization of a steel melt |
| US4199350A (en) * | 1975-05-17 | 1980-04-22 | Vacmetal Gesellschaft fur Vakuummetallurgie mbH | Method for the production of quality steels |
| DE2708522C2 (de) * | 1977-02-26 | 1985-02-14 | Skw Trostberg Ag, 8223 Trostberg | Behandeln von Eisenschmelzen mit erdalkalihaltigen, karbidischen und metallischen Mitteln durch Einblasen mit einem Trägergas |
| US4154605A (en) * | 1978-03-08 | 1979-05-15 | Skw Trostberg Aktiengesellschaft | Desulfurization of iron melts with fine particulate mixtures containing alkaline earth metal carbonates |
| FR2433581A1 (fr) * | 1978-07-27 | 1980-03-14 | Morival Fernand | Procede et appareils permettant d'ameliorer le rendement de la desoxydation, de la desulfuration et de l'epuration de l'acier dans la poche de coulee |
| HU179333B (en) * | 1978-10-04 | 1982-09-28 | Vasipari Kutato Intezet | Method and apparatus for decreasing the unclusion contents and refining the structure of steels |
| US4295882A (en) * | 1978-10-24 | 1981-10-20 | Nippon Steel Corporation | Steel making process |
| FI793135A7 (fi) * | 1978-11-17 | 1981-01-01 | Concast Ag | Menetelmä booripitoisen teräksen käsittelemiseksi. |
| DE7928208U1 (de) * | 1979-10-04 | 1980-01-03 | Thyssen Ag Vorm. August Thyssen Huette, 4100 Duisburg | Vorrichtung zur durchfuehrung metallurgischer reaktionen in einer pfanne |
| ES8200147A1 (es) * | 1979-12-29 | 1981-11-01 | Hoechst Ag | Procedimiento para la preparacion de un agente para la de- sulfuracion de masas fundidas metalicas |
| LU82977A1 (de) * | 1980-12-03 | 1982-07-07 | Arbed | Verfahren zum entschwefeln von eisenschmelzen |
| US4341554A (en) * | 1981-04-02 | 1982-07-27 | Jones & Laughlin Steel Incorporated | Process for desulfurizing steel |
| JPS5873713A (ja) * | 1981-10-27 | 1983-05-04 | Nippon Steel Corp | 強脱酸元素添加鋼の製造方法 |
| US4392887A (en) * | 1981-12-04 | 1983-07-12 | Arbed S.A. | Method of desulfurizing an iron melt |
| ATE23463T1 (de) * | 1982-01-08 | 1986-11-15 | Von Roll Ag | Verfahren zum giessen von staehlen mit hoeheren aluminiumgehalten auf knueppelstranggiessanlagen. |
| US4477278A (en) * | 1983-01-06 | 1984-10-16 | Union Carbide Corporation | Steelmaking process using calcium carbide as fuel |
| DE3347718C2 (de) * | 1983-09-02 | 1986-05-28 | Ulrich Dipl.-Ing. 5905 Freudenberg Glasmeyer | Verfahren zur Herstellung von Stählen mit hohem Reinheitsgrad und geringen Gasgehalten in Stahlwerken und Stahlgießereien |
| US4465513A (en) * | 1983-10-03 | 1984-08-14 | Union Carbide Corporation | Process to control the shape of inclusions in steels |
| JPS611457A (ja) * | 1984-06-12 | 1986-01-07 | Kawasaki Steel Corp | 含チタンアルミキルド鋼の連続鋳造方法 |
| JPS6173817A (ja) * | 1984-09-18 | 1986-04-16 | Sumitomo Electric Ind Ltd | 溶鋼制御精錬法および精錬装置 |
| US4586956A (en) * | 1985-07-17 | 1986-05-06 | Labate M D | Method and agents for producing clean steel |
| US4695318A (en) * | 1986-10-14 | 1987-09-22 | Allegheny Ludlum Corporation | Method of making steel |
| FR2619396B1 (fr) * | 1987-08-12 | 1990-01-12 | Air Liquide | Procede de brassage en poche d'acier a l'aide d'anhydride carbonique |
| US4842642A (en) * | 1988-01-19 | 1989-06-27 | Hamilton Specialty Bar Division Of Slater Industries Inc. | Additive for promoting slag formation in steel refining ladle |
| US4790872A (en) * | 1988-01-19 | 1988-12-13 | Hamilton Specialty Bar Division Of Slater Industries, Inc. | Additive for promoting slag formation in steel refining ladle |
| IN172394B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1988-07-22 | 1993-07-17 | Boest Alpine Stahl Donawitz Ge | |
| US4931090A (en) * | 1989-08-23 | 1990-06-05 | Zia Technology, Inc. | Pneumatic steelmaking vessel and method of producing steel |
| DE19847271C1 (de) * | 1998-10-07 | 2000-05-04 | Mannesmann Ag | Verfahren zur Erzeugung von Stahl mit einem Kohlenstoffgehalt gleich/kleiner 0,9 Gewichtsprozent und einem Si-Gehalt von 0,15 - 1,0 Gewichtsprozent |
| US6350295B1 (en) | 2001-06-22 | 2002-02-26 | Clayton A. Bulan, Jr. | Method for densifying aluminum and iron briquettes and adding to steel |
| CN100406579C (zh) * | 2003-12-08 | 2008-07-30 | 昆明钢铁股份有限公司 | 炼钢造渣剂及其造渣工艺 |
| CN100560741C (zh) * | 2007-11-12 | 2009-11-18 | 鞍钢股份有限公司 | 一种钢包精炼炉电石脱氧方法 |
| CN103834765B (zh) * | 2012-11-21 | 2016-01-20 | 天工爱和特钢有限公司 | 一种炼钢造渣材料 |
| CN104741554B (zh) * | 2015-04-14 | 2017-04-12 | 武汉科技大学 | 一种宽板坯结晶器用双管自动加渣机 |
| CN118832128A (zh) * | 2024-07-03 | 2024-10-25 | 上海工程技术大学 | 一种金属复合材料的连铸方法及装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3099552A (en) * | 1958-10-21 | 1963-07-30 | Gen Electric | Method of making low sulfur steel |
| BE795333A (fr) * | 1972-03-01 | 1973-05-29 | Thyssen Niederrhein Ag | Procede de desulfuration de l'acier en fusion et poche pour sa mise en oeuvre |
-
1975
- 1975-06-18 DE DE2527156A patent/DE2527156B2/de not_active Ceased
-
1976
- 1976-01-01 AR AR263408A patent/AR207191A1/es active
- 1976-05-18 AT AT360676A patent/ATA360676A/de not_active IP Right Cessation
- 1976-06-03 FR FR7616781A patent/FR2314787A1/fr active Granted
- 1976-06-09 ES ES448700A patent/ES448700A1/es not_active Expired
- 1976-06-10 SE SE7606535A patent/SE7606535L/ not_active Application Discontinuation
- 1976-06-11 GB GB24235/76A patent/GB1556703A/en not_active Expired
- 1976-06-14 CA CA254,740A patent/CA1078624A/en not_active Expired
- 1976-06-14 IT IT24244/76A patent/IT1081098B/it active
- 1976-06-15 NL NL7606473A patent/NL7606473A/xx not_active Application Discontinuation
- 1976-06-16 BR BR7603910A patent/BR7603910A/pt unknown
- 1976-06-16 JP JP51069866A patent/JPS5235126A/ja active Granted
- 1976-06-17 US US05/697,225 patent/US4036635A/en not_active Expired - Lifetime
- 1976-06-18 BE BE2055119A patent/BE843083A/xx not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE31676E (en) | 1982-09-29 | 1984-09-18 | Thyssen Aktiengesellschaft vorm August Thyssen-Hutte AG | Method and apparatus for dispensing a fluidizable solid from a pressure vessel |
Also Published As
| Publication number | Publication date |
|---|---|
| BE843083A (fr) | 1976-10-18 |
| AR207191A1 (es) | 1976-09-15 |
| DE2527156B2 (de) | 1980-09-04 |
| ATA360676A (de) | 1981-01-15 |
| DE2527156A1 (de) | 1976-12-30 |
| FR2314787A1 (fr) | 1977-01-14 |
| GB1556703A (en) | 1979-11-28 |
| JPS5635725B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1981-08-19 |
| IT1081098B (it) | 1985-05-16 |
| ES448700A1 (es) | 1977-07-01 |
| JPS5235126A (en) | 1977-03-17 |
| US4036635A (en) | 1977-07-19 |
| FR2314787B3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1979-02-23 |
| SE7606535L (sv) | 1976-12-19 |
| BR7603910A (pt) | 1977-04-05 |
| NL7606473A (nl) | 1976-12-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |