JPH032208B2 - - Google Patents

Info

Publication number
JPH032208B2
JPH032208B2 JP58012875A JP1287583A JPH032208B2 JP H032208 B2 JPH032208 B2 JP H032208B2 JP 58012875 A JP58012875 A JP 58012875A JP 1287583 A JP1287583 A JP 1287583A JP H032208 B2 JPH032208 B2 JP H032208B2
Authority
JP
Japan
Prior art keywords
ladle
molten metal
refining
slag
lid
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.)
Expired - Lifetime
Application number
JP58012875A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59140324A (ja
Inventor
Masuo Kadose
Yoshibumi Oomori
Hidesuke Matsuo
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP58012875A priority Critical patent/JPS59140324A/ja
Priority to KR1019840000073A priority patent/KR920004700B1/ko
Priority to IN60/CAL/84A priority patent/IN161119B/en
Publication of JPS59140324A publication Critical patent/JPS59140324A/ja
Publication of JPH032208B2 publication Critical patent/JPH032208B2/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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0075—Treating in a ladle furnace, e.g. up-/reheating of molten steel within the ladle
    • 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
    • C21C7/10—Handling in a vacuum

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
JP58012875A 1983-01-31 1983-01-31 取鍋精錬法および装置 Granted JPS59140324A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP58012875A JPS59140324A (ja) 1983-01-31 1983-01-31 取鍋精錬法および装置
KR1019840000073A KR920004700B1 (ko) 1983-01-31 1984-01-10 레이들 정련법 및 장치
IN60/CAL/84A IN161119B (https=) 1983-01-31 1984-01-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58012875A JPS59140324A (ja) 1983-01-31 1983-01-31 取鍋精錬法および装置

Publications (2)

Publication Number Publication Date
JPS59140324A JPS59140324A (ja) 1984-08-11
JPH032208B2 true JPH032208B2 (https=) 1991-01-14

Family

ID=11817592

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58012875A Granted JPS59140324A (ja) 1983-01-31 1983-01-31 取鍋精錬法および装置

Country Status (3)

Country Link
JP (1) JPS59140324A (https=)
KR (1) KR920004700B1 (https=)
IN (1) IN161119B (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116715236A (zh) * 2023-08-01 2023-09-08 黑龙江省镈浩石墨有限责任公司 一种膨胀石墨脱硫装置及其脱硫方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5169408A (ja) * 1974-12-12 1976-06-16 Nisshin Steel Co Ltd Genatsujizaikimitsushikiaakuseirenro
JPS5265711A (en) * 1975-11-28 1977-05-31 Nisshin Steel Co Ltd Production of super low carbon steel
JPS558909Y2 (https=) * 1976-06-21 1980-02-27

Also Published As

Publication number Publication date
KR920004700B1 (ko) 1992-06-13
IN161119B (https=) 1987-10-03
KR840007445A (ko) 1984-12-07
JPS59140324A (ja) 1984-08-11

Similar Documents

Publication Publication Date Title
CN110257590B (zh) 一种细化高洁净度稀土电渣钢中夹杂物的方法
CN109777918A (zh) 一种细化高碳铬轴承钢夹杂物颗粒的炉外精炼生产方法
US5851262A (en) Method of refining molten metal
US3501290A (en) Method of treating molten metal with arc heat and vacuum
US3201224A (en) Method of making cleaner alloy steels or the like
US3615348A (en) Stainless steel melting practice
KR920004700B1 (ko) 레이들 정련법 및 장치
US3226224A (en) Process for vacuum degasification of metal
US4444590A (en) Calcium-slag additive for steel desulfurization and method for making same
US2458651A (en) Processes for producing low carbon chromium steels
CN115323120A (zh) 一种半沸腾超低碳钢rh炉控制氧的生产方法
Dutta et al. Secondary steelmaking
KR102925195B1 (ko) 강괴의 제조방법
EP0488293A1 (en) Vacuum refining method utilizing induction heater around a ladle in a vacuum container
CN111172355A (zh) 一种感应加热单嘴真空精炼炉及洁净钢冶炼工艺
EP0023759B1 (en) Method of recycling steel scrap
GB1566379A (en) Method of refining steel
JPS5923812A (ja) 鉄鋼の脱炭方法
Aydemir Use of aluminium dross for slag treatment in secondary steelmaking to decrease amount of reducible oxides in ladle furnace
JP3465801B2 (ja) Ｆｅ−Ｎｉ系合金溶湯の精錬方法
SU916551A1 (ru) Способ выплавки нержавеющих сталей1
SU1092189A1 (ru) Способ получени нержавеющей стали
CN116770009A (zh) 一种大型碳锰钢管板钢锭及其生产方法
JPH059486B2 (https=)
JP3570569B2 (ja) 溶湯の精錬方法