JPH0229958B2 - - Google Patents

Info

Publication number
JPH0229958B2
JPH0229958B2 JP56084321A JP8432181A JPH0229958B2 JP H0229958 B2 JPH0229958 B2 JP H0229958B2 JP 56084321 A JP56084321 A JP 56084321A JP 8432181 A JP8432181 A JP 8432181A JP H0229958 B2 JPH0229958 B2 JP H0229958B2
Authority
JP
Japan
Prior art keywords
gas
refractory
refractories
hole
injected
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
JP56084321A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57200533A (en
Inventor
Shigeto Kimura
Teruyuki Hasegawa
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.)
JFE Engineering Corp
Original Assignee
Nippon Kokan 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 Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Priority to JP8432181A priority Critical patent/JPS57200533A/ja
Priority to AU84306/82A priority patent/AU544858B2/en
Priority to GB08215692A priority patent/GB2102926B/en
Priority to IT8221656A priority patent/IT1151433B/it
Priority to US06/384,346 priority patent/US4438907A/en
Priority to FR8209594A priority patent/FR2507208B1/fr
Priority to BR8203236A priority patent/BR8203236A/pt
Priority to KR828202464A priority patent/KR860000753B1/ko
Priority to BE2/59730A priority patent/BE893384A/fr
Priority to CA000404455A priority patent/CA1200095A/en
Publication of JPS57200533A publication Critical patent/JPS57200533A/ja
Publication of JPH0229958B2 publication Critical patent/JPH0229958B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002—Treatment with gases
    • B22D1/005—Injection assemblies therefor
    • 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
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/48—Bottoms or tuyéres of converters
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
JP8432181A 1981-06-03 1981-06-03 Gas blowing refractory material and preparation thereof Granted JPS57200533A (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
JP8432181A JPS57200533A (en) 1981-06-03 1981-06-03 Gas blowing refractory material and preparation thereof
AU84306/82A AU544858B2 (en) 1981-06-03 1982-05-28 Gas blowing nozzle
GB08215692A GB2102926B (en) 1981-06-03 1982-05-28 Gas blowing nozzle, and production and usage thereof
IT8221656A IT1151433B (it) 1981-06-03 1982-06-02 Ugella per l'insufflamento di gas,produzione ed impiego dello stesso
US06/384,346 US4438907A (en) 1981-06-03 1982-06-02 Gas blowing nozzle, and production and usage thereof
FR8209594A FR2507208B1 (fr) 1981-06-03 1982-06-02 Tuyere d'insufflation de gaz pour l'affinage d'un metal fondu, sa fabrication et son utilisation
BR8203236A BR8203236A (pt) 1981-06-03 1982-06-02 Bocal processo para a producao de um bocal e processo de apuracao
KR828202464A KR860000753B1 (ko) 1981-06-03 1982-06-02 가스 취입용 노즐 및 그의 제조법과 정련방법
BE2/59730A BE893384A (fr) 1981-06-03 1982-06-02 Tuyere de soufflage de gaz, sa fabrication et son utilisation
CA000404455A CA1200095A (en) 1981-06-03 1982-06-03 Gas blowing nozzle, and production and usage thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8432181A JPS57200533A (en) 1981-06-03 1981-06-03 Gas blowing refractory material and preparation thereof

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP3093441A Division JPH0649892B2 (ja) 1991-03-30 1991-03-30 製鋼炉用ガス吹込耐火物成形体の製造法

Publications (2)

Publication Number Publication Date
JPS57200533A JPS57200533A (en) 1982-12-08
JPH0229958B2 true JPH0229958B2 (enrdf_load_stackoverflow) 1990-07-03

Family

ID=13827239

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8432181A Granted JPS57200533A (en) 1981-06-03 1981-06-03 Gas blowing refractory material and preparation thereof

Country Status (2)

Country Link
JP (1) JPS57200533A (enrdf_load_stackoverflow)
BE (1) BE893384A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58167716A (ja) * 1982-03-29 1983-10-04 Nippon Kokan Kk <Nkk> ガス吹込用ノズル及びその製造法
JPS59118822A (ja) * 1982-12-24 1984-07-09 Kawasaki Refract Co Ltd 溶融金属容器用ガス吹込みノズル
JPS61276912A (ja) * 1986-03-29 1986-12-06 Nippon Steel Corp 上底吹転炉操業方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55149750A (en) * 1979-05-11 1980-11-21 Kawasaki Steel Corp Gas blowing plug for molten metal vessel

Also Published As

Publication number Publication date
JPS57200533A (en) 1982-12-08
BE893384A (fr) 1982-10-01

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