RU97117390A - METHOD OF MELTING STEEL IN THE CONVERTER - Google Patents
METHOD OF MELTING STEEL IN THE CONVERTERInfo
- Publication number
- RU97117390A RU97117390A RU97117390/02A RU97117390A RU97117390A RU 97117390 A RU97117390 A RU 97117390A RU 97117390/02 A RU97117390/02 A RU 97117390/02A RU 97117390 A RU97117390 A RU 97117390A RU 97117390 A RU97117390 A RU 97117390A
- Authority
- RU
- Russia
- Prior art keywords
- oxygen
- converter
- time
- blowing
- pressure
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims 2
- 238000002844 melting Methods 0.000 title 1
- 230000008018 melting Effects 0.000 title 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 6
- 229910052760 oxygen Inorganic materials 0.000 claims 6
- 239000001301 oxygen Substances 0.000 claims 6
- 238000007664 blowing Methods 0.000 claims 3
- 238000010926 purge Methods 0.000 claims 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 2
- 229910052751 metal Inorganic materials 0.000 claims 2
- 238000003723 Smelting Methods 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
Claims (1)
ΔD = 0,0153τ2,2715+13,075,
где ΔD - величина увеличения давления по отношению к предыдущему значению, %;
τ - время кислородной продувки, %,
с выходом на рабочее положение фурмы после израсходования кислорода 8-12 м3/т.The method of steel smelting in the converter, including filling scrap, pouring iron, blowing metal with oxygen with varying tuyere position and oxygen blowing intensity, characterized in that during the lining period of the converter lining up to 25% of its total durability quiet bath 50-55 calibers and carried out in the first 3-6% of the time purging with the pressure of the oxygen jet on the metal 4.7-7 HPA, further purging is carried out with increasing pressure oxygen stream through each of 1-3% formula blowing time
ΔD = 0.0153τ 2.2715 +13.075,
where ΔD is the magnitude of the pressure increase with respect to the previous value,%;
τ is the time of oxygen purge,%,
with access to the working position of the tuyere after the consumption of oxygen 8-12 m 3 / t.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU97117390A RU2126840C1 (en) | 1997-10-22 | 1997-10-22 | Method of steel melting in converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU97117390A RU2126840C1 (en) | 1997-10-22 | 1997-10-22 | Method of steel melting in converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2126840C1 RU2126840C1 (en) | 1999-02-27 |
| RU97117390A true RU97117390A (en) | 1999-04-27 |
Family
ID=20198245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU97117390A RU2126840C1 (en) | 1997-10-22 | 1997-10-22 | Method of steel melting in converter |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2126840C1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2583216C1 (en) * | 2014-11-17 | 2016-05-10 | Публичное акционерное общество "Северсталь" (ПАО "Северсталь") | Procedure for melting steel in converter |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1131312A (en) * | 1965-08-16 | 1968-10-23 | Leeds & Northrup Co | Determining the carbon content in steel making |
| LU50939A1 (en) * | 1966-04-20 | 1966-10-20 | ||
| RU2051179C1 (en) * | 1994-09-08 | 1995-12-27 | Акционерное общество "Новолипецкий металлургический комбинат" | Method of melting steel in converter |
-
1997
- 1997-10-22 RU RU97117390A patent/RU2126840C1/en not_active IP Right Cessation
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