JPS5743919A - Method for blow refining in top and/or bottom-blown converter - Google Patents
Method for blow refining in top and/or bottom-blown converterInfo
- Publication number
- JPS5743919A JPS5743919A JP55119008A JP11900880A JPS5743919A JP S5743919 A JPS5743919 A JP S5743919A JP 55119008 A JP55119008 A JP 55119008A JP 11900880 A JP11900880 A JP 11900880A JP S5743919 A JPS5743919 A JP S5743919A
- Authority
- JP
- Japan
- Prior art keywords
- converter
- refining
- blow
- period
- molten 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
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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55119008A JPS5743919A (en) | 1980-08-30 | 1980-08-30 | Method for blow refining in top and/or bottom-blown converter |
US06/380,667 US4422873A (en) | 1980-08-30 | 1981-08-31 | Blowing method in a top and bottom blowing converter |
PCT/JP1981/000205 WO1982000835A1 (en) | 1980-08-30 | 1981-08-31 | A blow-smelting process using a top-and bottom-blowing converter |
EP19810902446 EP0058725A4 (en) | 1980-08-30 | 1981-08-31 | BLOWING PROCESS USING AN INFLATING BLOW-UP CONVERTER. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55119008A JPS5743919A (en) | 1980-08-30 | 1980-08-30 | Method for blow refining in top and/or bottom-blown converter |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5743919A true JPS5743919A (en) | 1982-03-12 |
Family
ID=14750703
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP55119008A Pending JPS5743919A (en) | 1980-08-30 | 1980-08-30 | Method for blow refining in top and/or bottom-blown converter |
Country Status (4)
Country | Link |
---|---|
US (1) | US4422873A (ja) |
EP (1) | EP0058725A4 (ja) |
JP (1) | JPS5743919A (ja) |
WO (1) | WO1982000835A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63114915A (ja) * | 1986-11-04 | 1988-05-19 | Nippon Steel Corp | 極低炭素鋼の製造方法 |
CN110129510A (zh) * | 2019-06-04 | 2019-08-16 | 甘肃酒钢集团宏兴钢铁股份有限公司 | 一种提高底吹带氧喷粉喷枪寿命的方法 |
CN115011752A (zh) * | 2022-05-24 | 2022-09-06 | 石家庄钢铁有限责任公司 | 一种转炉采用石灰石炼钢控制炉渣碱度的方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3707696A1 (de) * | 1987-03-11 | 1988-09-22 | Thyssen Stahl Ag | Verfahren zur herstellung von ferromangan affine |
FR2820437B1 (fr) * | 2001-02-08 | 2004-04-23 | Nippon Steel Corp | Procede de dephosphoration de fonte liquide |
US9322073B1 (en) | 2013-03-14 | 2016-04-26 | ALMAMET USA, Inc. | Preparation of flux lime for a BOF converter including conversion of troublesome fines to high quality fluidized lime |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53134715A (en) * | 1971-12-07 | 1978-11-24 | Maximilianshuette Eisenwerk | Method of smelting lowwphosphrous pig iron into steel |
JPS55107715A (en) * | 1979-02-14 | 1980-08-19 | Kawasaki Steel Corp | Blowing method of dephosphorizer to bottom blowing converter |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LU58309A1 (ja) * | 1969-02-27 | 1969-07-15 | ||
BE792124A (fr) * | 1971-12-06 | 1973-03-16 | Uss Eng & Consult | Procede de fabrication d'acier |
-
1980
- 1980-08-30 JP JP55119008A patent/JPS5743919A/ja active Pending
-
1981
- 1981-08-31 WO PCT/JP1981/000205 patent/WO1982000835A1/ja not_active Application Discontinuation
- 1981-08-31 US US06/380,667 patent/US4422873A/en not_active Expired - Lifetime
- 1981-08-31 EP EP19810902446 patent/EP0058725A4/en not_active Withdrawn
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53134715A (en) * | 1971-12-07 | 1978-11-24 | Maximilianshuette Eisenwerk | Method of smelting lowwphosphrous pig iron into steel |
JPS55107715A (en) * | 1979-02-14 | 1980-08-19 | Kawasaki Steel Corp | Blowing method of dephosphorizer to bottom blowing converter |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63114915A (ja) * | 1986-11-04 | 1988-05-19 | Nippon Steel Corp | 極低炭素鋼の製造方法 |
CN110129510A (zh) * | 2019-06-04 | 2019-08-16 | 甘肃酒钢集团宏兴钢铁股份有限公司 | 一种提高底吹带氧喷粉喷枪寿命的方法 |
CN115011752A (zh) * | 2022-05-24 | 2022-09-06 | 石家庄钢铁有限责任公司 | 一种转炉采用石灰石炼钢控制炉渣碱度的方法 |
Also Published As
Publication number | Publication date |
---|---|
EP0058725A1 (en) | 1982-09-01 |
WO1982000835A1 (en) | 1982-03-18 |
EP0058725A4 (en) | 1982-12-27 |
US4422873A (en) | 1983-12-27 |
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