CS262411B2 - Process for the production of steel in converter - Google Patents
Process for the production of steel in converter Download PDFInfo
- Publication number
- CS262411B2 CS262411B2 CS832101A CS210183A CS262411B2 CS 262411 B2 CS262411 B2 CS 262411B2 CS 832101 A CS832101 A CS 832101A CS 210183 A CS210183 A CS 210183A CS 262411 B2 CS262411 B2 CS 262411B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- bath
- oxygen
- converter
- blowing
- inert gas
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 56
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 35
- 239000010959 steel Substances 0.000 title claims abstract description 35
- 230000008569 process Effects 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 68
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 68
- 239000001301 oxygen Substances 0.000 claims abstract description 68
- 238000007664 blowing Methods 0.000 claims abstract description 65
- 239000011261 inert gas Substances 0.000 claims abstract description 34
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 18
- 229910000805 Pig iron Inorganic materials 0.000 claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims abstract description 8
- 239000007858 starting material Substances 0.000 claims abstract description 6
- 229910052751 metal Inorganic materials 0.000 claims abstract description 5
- 239000002184 metal Substances 0.000 claims abstract description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 24
- 229910052757 nitrogen Inorganic materials 0.000 claims description 12
- VVTSZOCINPYFDP-UHFFFAOYSA-N [O].[Ar] Chemical compound [O].[Ar] VVTSZOCINPYFDP-UHFFFAOYSA-N 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 47
- 229910052742 iron Inorganic materials 0.000 abstract description 22
- 229910052748 manganese Inorganic materials 0.000 abstract description 19
- 229910001338 liquidmetal Inorganic materials 0.000 abstract description 12
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 25
- 239000011572 manganese Substances 0.000 description 23
- 239000002893 slag Substances 0.000 description 23
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 17
- 238000002485 combustion reaction Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 13
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 10
- 239000007789 gas Substances 0.000 description 10
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 8
- 239000003830 anthracite Substances 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 8
- 238000010079 rubber tapping Methods 0.000 description 6
- 229910052786 argon Inorganic materials 0.000 description 5
- 229910052698 phosphorus Inorganic materials 0.000 description 5
- 239000011574 phosphorus Substances 0.000 description 5
- 239000011449 brick Substances 0.000 description 4
- 230000005587 bubbling Effects 0.000 description 4
- 238000012733 comparative method Methods 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000013142 basic testing Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 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 2
- 239000000463 material Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 239000010436 fluorite Substances 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 239000003923 scrap metal Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000002195 synergetic effect 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
- C21C5/30—Regulating or controlling the blowing
- C21C5/35—Blowing from above and through the bath
-
- 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
- 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
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/4606—Lances or injectors
-
- 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
- C21C7/0025—Adding carbon material
-
- 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
- C21C5/30—Regulating or controlling the blowing
- C21C5/305—Afterburning
-
- 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)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8201269A NL8201269A (nl) | 1982-03-26 | 1982-03-26 | Werkwijze voor het vervaardigen van staal in een converter uitgaande van ruwijzer en schrot. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CS210183A2 CS210183A2 (en) | 1988-08-16 |
| CS262411B2 true CS262411B2 (en) | 1989-03-14 |
Family
ID=19839484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS832101A CS262411B2 (en) | 1982-03-26 | 1983-03-25 | Process for the production of steel in converter |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4443252A (pm) |
| EP (1) | EP0090452B1 (pm) |
| JP (1) | JPS58221214A (pm) |
| KR (1) | KR890002218B1 (pm) |
| BR (1) | BR8301571A (pm) |
| CA (1) | CA1205289A (pm) |
| CS (1) | CS262411B2 (pm) |
| DE (1) | DE3373678D1 (pm) |
| ES (1) | ES520935A0 (pm) |
| IN (1) | IN156492B (pm) |
| NL (1) | NL8201269A (pm) |
| ZA (1) | ZA831771B (pm) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3340472A1 (de) * | 1983-11-09 | 1985-05-15 | Axel Friedrich 6670 St Ingbert Gonschorek | Ld-konverter mit nachverbrennung |
| US4599107A (en) * | 1985-05-20 | 1986-07-08 | Union Carbide Corporation | Method for controlling secondary top-blown oxygen in subsurface pneumatic steel refining |
| WO1991009143A1 (fr) * | 1989-12-08 | 1991-06-27 | Donetsky Politekhnichesky Institut | Procede de fusion d'acier d'usage general |
| US5865876A (en) * | 1995-06-07 | 1999-02-02 | Ltv Steel Company, Inc. | Multipurpose lance |
| US5830259A (en) * | 1996-06-25 | 1998-11-03 | Ltv Steel Company, Inc. | Preventing skull accumulation on a steelmaking lance |
| US5858059A (en) * | 1997-03-24 | 1999-01-12 | Molten Metal Technology, Inc. | Method for injecting feed streams into a molten bath |
| US5885323A (en) * | 1997-04-25 | 1999-03-23 | Ltv Steel Company, Inc. | Foamy slag process using multi-circuit lance |
| RU2124568C1 (ru) * | 1997-10-22 | 1999-01-10 | Открытое акционерное общество "Северсталь" | Способ выплавки стали в конвертере |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3488044A (en) * | 1967-05-01 | 1970-01-06 | Nat Steel Corp | Apparatus for refining metal |
| DE1583240A1 (de) * | 1967-09-30 | 1970-08-06 | Demag Ag | Verfahren und Vorrichtung zum Erzeugen von Stahl im Konverter |
| US3730505A (en) * | 1970-07-01 | 1973-05-01 | Centro Speriment Metallurg | Double delivery lance for refining the steel in the converter processes |
| GB1375417A (pm) * | 1970-12-05 | 1974-11-27 | ||
| US3854932A (en) * | 1973-06-18 | 1974-12-17 | Allegheny Ludlum Ind Inc | Process for production of stainless steel |
| GB1586762A (en) * | 1976-05-28 | 1981-03-25 | British Steel Corp | Metal refining method and apparatus |
| LU81207A1 (fr) * | 1979-04-30 | 1980-12-16 | Arbed | Procede d'affinage d'un bain de metal contenant des matieres refroidissantes solides |
| AU525023B2 (en) * | 1979-05-24 | 1982-10-14 | Sumitomo Metal Industries Ltd. | Carbon steel and low alloy steel with bottom blowing b.o.f. |
| LU81859A1 (fr) * | 1979-11-07 | 1981-06-04 | Arbed | Procede de conditionnement de la scorie au cours de l'affinage d'un bain de metal |
| JPS6023182B2 (ja) * | 1979-12-01 | 1985-06-06 | 新日本製鐵株式会社 | 中炭素高クロム溶湯の溶製方法 |
| DE2951156A1 (de) * | 1979-12-11 | 1981-06-25 | Eisenwerk-Gesellschaft Maximilianshütte mbH, 8458 Sulzbach-Rosenberg | Verfahren zur waermezufuhr bei der stahlerzeugung im konverter |
| US4302244A (en) * | 1980-07-18 | 1981-11-24 | Pennsylvania Engineering Corporation | Steel conversion method |
| US4358314A (en) * | 1980-09-03 | 1982-11-09 | British Steel Corporation | Metal refining process |
| US4304598A (en) * | 1980-09-19 | 1981-12-08 | Klockner-Werke Ag | Method for producing steel from solid, iron containing pieces |
| US4329171A (en) * | 1981-01-08 | 1982-05-11 | Pennsylvania Engineering Corporation | Steel making method |
| AU8474782A (en) * | 1981-06-19 | 1982-12-23 | British Steel Corp. | Refining of steel from pig iron |
| LU83954A1 (de) * | 1982-02-17 | 1983-09-02 | Arbed | Verfahren zum erhoehen der kuehlstoffsaetze beim herstellen von stahl durch sauerstoffaufblasen |
-
1982
- 1982-03-26 NL NL8201269A patent/NL8201269A/nl not_active Application Discontinuation
-
1983
- 1983-03-15 ZA ZA831771A patent/ZA831771B/xx unknown
- 1983-03-16 US US06/475,973 patent/US4443252A/en not_active Expired - Fee Related
- 1983-03-17 DE DE8383200368T patent/DE3373678D1/de not_active Expired
- 1983-03-17 EP EP19830200368 patent/EP0090452B1/en not_active Expired
- 1983-03-18 CA CA000423919A patent/CA1205289A/en not_active Expired
- 1983-03-21 IN IN339/CAL/83A patent/IN156492B/en unknown
- 1983-03-24 ES ES520935A patent/ES520935A0/es active Granted
- 1983-03-25 BR BR8301571A patent/BR8301571A/pt not_active IP Right Cessation
- 1983-03-25 KR KR1019830001224A patent/KR890002218B1/ko not_active Expired
- 1983-03-25 JP JP58049060A patent/JPS58221214A/ja active Granted
- 1983-03-25 CS CS832101A patent/CS262411B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE3373678D1 (en) | 1987-10-22 |
| ES8402355A1 (es) | 1984-01-16 |
| BR8301571A (pt) | 1983-12-06 |
| ES520935A0 (es) | 1984-01-16 |
| ZA831771B (en) | 1983-11-30 |
| JPH0380844B2 (pm) | 1991-12-26 |
| EP0090452A1 (en) | 1983-10-05 |
| EP0090452B1 (en) | 1987-09-16 |
| KR890002218B1 (ko) | 1989-06-23 |
| JPS58221214A (ja) | 1983-12-22 |
| US4443252A (en) | 1984-04-17 |
| CS210183A2 (en) | 1988-08-16 |
| CA1205289A (en) | 1986-06-03 |
| NL8201269A (nl) | 1983-10-17 |
| IN156492B (pm) | 1985-08-17 |
| KR840004170A (ko) | 1984-10-10 |
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