JPS5424213A - Manufacture of ultra low phosphorus steel in converter - Google Patents

Manufacture of ultra low phosphorus steel in converter

Info

Publication number
JPS5424213A
JPS5424213A JP8967577A JP8967577A JPS5424213A JP S5424213 A JPS5424213 A JP S5424213A JP 8967577 A JP8967577 A JP 8967577A JP 8967577 A JP8967577 A JP 8967577A JP S5424213 A JPS5424213 A JP S5424213A
Authority
JP
Japan
Prior art keywords
converter
ultra low
manufacture
low phosphorus
phosphorus steel
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.)
Granted
Application number
JP8967577A
Other languages
Japanese (ja)
Other versions
JPS5737647B2 (en
Inventor
Hiroshi Ichikawa
Yujo Marukawa
Isao Yamazaki
Yasuyuki Tozaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP8967577A priority Critical patent/JPS5424213A/en
Publication of JPS5424213A publication Critical patent/JPS5424213A/en
Publication of JPS5737647B2 publication Critical patent/JPS5737647B2/ja
Granted legal-status Critical Current

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

Abstract

PURPOSE:To easily manufacture an ultra low phosphorus steel by pretreating hot iron to carry out desulfurization and dephosphorization, followed by decarburization refining in a converter.
JP8967577A 1977-07-25 1977-07-25 Manufacture of ultra low phosphorus steel in converter Granted JPS5424213A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8967577A JPS5424213A (en) 1977-07-25 1977-07-25 Manufacture of ultra low phosphorus steel in converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8967577A JPS5424213A (en) 1977-07-25 1977-07-25 Manufacture of ultra low phosphorus steel in converter

Publications (2)

Publication Number Publication Date
JPS5424213A true JPS5424213A (en) 1979-02-23
JPS5737647B2 JPS5737647B2 (en) 1982-08-11

Family

ID=13977316

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8967577A Granted JPS5424213A (en) 1977-07-25 1977-07-25 Manufacture of ultra low phosphorus steel in converter

Country Status (1)

Country Link
JP (1) JPS5424213A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5432118A (en) * 1977-08-17 1979-03-09 Sumitomo Metal Ind Ltd Manufacture of ultra low carbon steel
FR2478671A1 (en) * 1980-03-21 1981-09-25 Nippon Steel Corp PROCESS FOR THE PRODUCTION OF STEEL BY SEPARATE STAGES OF REFINING
FR2527634A1 (en) * 1982-05-28 1983-12-02 Sumitomo Metal Ind PROCESS FOR PRODUCING STEEL WITH AN ULTRA-LOW PHOSPHORUS CONTENT

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4933721A (en) * 1972-07-29 1974-03-28

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4933721A (en) * 1972-07-29 1974-03-28

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5432118A (en) * 1977-08-17 1979-03-09 Sumitomo Metal Ind Ltd Manufacture of ultra low carbon steel
JPS5739290B2 (en) * 1977-08-17 1982-08-20
FR2478671A1 (en) * 1980-03-21 1981-09-25 Nippon Steel Corp PROCESS FOR THE PRODUCTION OF STEEL BY SEPARATE STAGES OF REFINING
FR2527634A1 (en) * 1982-05-28 1983-12-02 Sumitomo Metal Ind PROCESS FOR PRODUCING STEEL WITH AN ULTRA-LOW PHOSPHORUS CONTENT

Also Published As

Publication number Publication date
JPS5737647B2 (en) 1982-08-11

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