JPS609815A - 溶融還元による高クロム合金製造方法 - Google Patents

溶融還元による高クロム合金製造方法

Info

Publication number
JPS609815A
JPS609815A JP11782483A JP11782483A JPS609815A JP S609815 A JPS609815 A JP S609815A JP 11782483 A JP11782483 A JP 11782483A JP 11782483 A JP11782483 A JP 11782483A JP S609815 A JPS609815 A JP S609815A
Authority
JP
Japan
Prior art keywords
slag
chromium
reduction
molten metal
furnace
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
JP11782483A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6250544B2 (enrdf_load_stackoverflow
Inventor
Hiroyuki Katayama
裕之 片山
Masatoshi Kuwabara
桑原　正年
Hideki Ishikawa
英毅 石川
Tsutomu Saito
力 斎藤
Noriyuki Inoue
井上　典幸
Masaki Fujita
正樹 藤田
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.)
Japan Metals and Chemical Co Ltd
Nippon Steel Corp
Original Assignee
Japan Metals and Chemical Co Ltd
Nippon Steel Corp
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 Japan Metals and Chemical Co Ltd, Nippon Steel Corp filed Critical Japan Metals and Chemical Co Ltd
Priority to JP11782483A priority Critical patent/JPS609815A/ja
Publication of JPS609815A publication Critical patent/JPS609815A/ja
Publication of JPS6250544B2 publication Critical patent/JPS6250544B2/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
    • 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)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
JP11782483A 1983-06-29 1983-06-29 溶融還元による高クロム合金製造方法 Granted JPS609815A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11782483A JPS609815A (ja) 1983-06-29 1983-06-29 溶融還元による高クロム合金製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11782483A JPS609815A (ja) 1983-06-29 1983-06-29 溶融還元による高クロム合金製造方法

Publications (2)

Publication Number Publication Date
JPS609815A true JPS609815A (ja) 1985-01-18
JPS6250544B2 JPS6250544B2 (enrdf_load_stackoverflow) 1987-10-26

Family

ID=14721152

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11782483A Granted JPS609815A (ja) 1983-06-29 1983-06-29 溶融還元による高クロム合金製造方法

Country Status (1)

Country Link
JP (1) JPS609815A (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61291947A (ja) * 1985-06-18 1986-12-22 Kawasaki Steel Corp 中炭素または低炭素フェロマンガンの製造方法
US4832649A (en) * 1986-11-11 1989-05-23 Tomy Kogyo Co., Inc. Double door opening and closing mechanism for use in toys and models
US4861308A (en) * 1986-11-18 1989-08-29 Tomy Kogyo Co., Inc. Drive control mechanism for spring-driven toy
JPH0382704A (ja) * 1989-08-25 1991-04-08 Isao Tanabe 原料フェロクロム製造に電気炉を使用しない製錬電力不要のステンレス鋼製錬法
US5028388A (en) * 1988-02-24 1991-07-02 Kawasaki Steel Corporation Method for producing chromium containing molten iron with low sulphur concentration
EP1493830A1 (de) * 2003-06-30 2005-01-05 Patco Engineering GmbH Schmelz-Reduktionsverfahren zum Aufbereiten von Schlacken und Stäuben aus der Edelstahlherstellung

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61291947A (ja) * 1985-06-18 1986-12-22 Kawasaki Steel Corp 中炭素または低炭素フェロマンガンの製造方法
US4832649A (en) * 1986-11-11 1989-05-23 Tomy Kogyo Co., Inc. Double door opening and closing mechanism for use in toys and models
US4861308A (en) * 1986-11-18 1989-08-29 Tomy Kogyo Co., Inc. Drive control mechanism for spring-driven toy
US5028388A (en) * 1988-02-24 1991-07-02 Kawasaki Steel Corporation Method for producing chromium containing molten iron with low sulphur concentration
JPH0382704A (ja) * 1989-08-25 1991-04-08 Isao Tanabe 原料フェロクロム製造に電気炉を使用しない製錬電力不要のステンレス鋼製錬法
EP1493830A1 (de) * 2003-06-30 2005-01-05 Patco Engineering GmbH Schmelz-Reduktionsverfahren zum Aufbereiten von Schlacken und Stäuben aus der Edelstahlherstellung

Also Published As

Publication number Publication date
JPS6250544B2 (enrdf_load_stackoverflow) 1987-10-26

Similar Documents

Publication Publication Date Title
EP0605535B1 (en) Process for production of iron
JPH07216426A (ja) 転炉製鉄法
JPH08337827A (ja) 酸化性火炎により加熱された回転炉床炉中で金属酸化物を還元する方法
MXPA96005042A (en) Method for the direct use of chromium mineral in the production of stainless steel
US4111687A (en) Process for the production of intermediate hot metal
JPS6023182B2 (ja) 中炭素高クロム溶湯の溶製方法
US3323907A (en) Production of chromium steels
US3947267A (en) Process for making stainless steel
JPS609815A (ja) 溶融還元による高クロム合金製造方法
JPS6036613A (ja) 含ニツケルステンレス素溶鋼の製造方法
JP3629740B2 (ja) 溶銑の製造方法
JPS6169944A (ja) フエロクロムの溶融還元による製造方法
JP2661478B2 (ja) 筒型炉およびこれを用いる溶銑の製造方法
JPH0471965B2 (enrdf_load_stackoverflow)
JPS59113131A (ja) フエロクロム製錬時の生成スラグの処理方法
JPS59113159A (ja) 高クロム合金の溶融還元製錬法
US3640701A (en) Direct reduction of oxides
AU656228B2 (en) Process for production of iron
JPS609814A (ja) 溶融還元による炭素不飽和の高クロム合金の製造方法
JPS6167727A (ja) クロム鉱石の溶融還元方法
JP2897362B2 (ja) 溶銑の製造方法
JPS6169943A (ja) フエロクロムの溶融還元方法
JPH02282410A (ja) 鉱石の溶融還元方法
CN116949236A (zh) 一种分步还原非高炉生产钢铁的方法及系统
JPS59140350A (ja) 溶融還元炉の操業方法