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BR8306711A - GAS INSULATING TUBE THROUGH THE FUND FOR FUSING METAL REFINING OVEN AND STEEL REFINING PROCESS USING THE SAME - Google Patents

GAS INSULATING TUBE THROUGH THE FUND FOR FUSING METAL REFINING OVEN AND STEEL REFINING PROCESS USING THE SAME

Info

Publication number
BR8306711A
BR8306711A BR8306711A BR8306711A BR8306711A BR 8306711 A BR8306711 A BR 8306711A BR 8306711 A BR8306711 A BR 8306711A BR 8306711 A BR8306711 A BR 8306711A BR 8306711 A BR8306711 A BR 8306711A
Authority
BR
Brazil
Prior art keywords
fund
same
insulating tube
oven
gas insulating
Prior art date
Application number
BR8306711A
Other languages
Portuguese (pt)
Inventor
Yoshiharu Miyawaki
Masayuki Hanmyo
Yusuke Shiratani
Teruyuki Hasegawa
Yoichi Nimura
Noriyuki Hiraga
Original Assignee
Nippon Kokan Kk
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
Priority claimed from JP5054882A external-priority patent/JPS58167708A/en
Priority claimed from JP5054982A external-priority patent/JPS58167716A/en
Priority claimed from JP5055182A external-priority patent/JPS58167717A/en
Priority claimed from JP5054582A external-priority patent/JPS58167706A/en
Priority claimed from JP5055082A external-priority patent/JPS58167710A/en
Priority claimed from JP5054782A external-priority patent/JPS58167707A/en
Priority claimed from JP5054682A external-priority patent/JPS58167715A/en
Application filed by Nippon Kokan Kk filed Critical Nippon Kokan Kk
Priority claimed from PCT/JP1983/000098 external-priority patent/WO1983003427A1/en
Publication of BR8306711A publication Critical patent/BR8306711A/en

Links

BR8306711A 1982-03-29 1983-03-29 GAS INSULATING TUBE THROUGH THE FUND FOR FUSING METAL REFINING OVEN AND STEEL REFINING PROCESS USING THE SAME BR8306711A (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP5054882A JPS58167708A (en) 1982-03-29 1982-03-29 Method of controlling molten steel [N] using a top-bottom blowing converter
JP5054982A JPS58167716A (en) 1982-03-29 1982-03-29 Gas blowing nozzle and its manufacturing method
JP5055182A JPS58167717A (en) 1982-03-29 1982-03-29 Nozzle for molten metal refining
JP5054582A JPS58167706A (en) 1982-03-29 1982-03-29 Melting method of low P steel using top-down blowing converter
JP5055082A JPS58167710A (en) 1982-03-29 1982-03-29 Nozzle for molten metal refining
JP5054782A JPS58167707A (en) 1982-03-29 1982-03-29 Method of smelting high-carbon steel by top and bottom-blown converter
JP5054682A JPS58167715A (en) 1982-03-29 1982-03-29 Refractory material for nozzle useful in refining molten metal
PCT/JP1983/000098 WO1983003427A1 (en) 1982-03-29 1983-03-29 Bottom blowing gas nozzle in molten metal refining furnace and method of melting steel using the same nozzle

Publications (1)

Publication Number Publication Date
BR8306711A true BR8306711A (en) 1984-03-07

Family

ID=27572393

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8306711A BR8306711A (en) 1982-03-29 1983-03-29 GAS INSULATING TUBE THROUGH THE FUND FOR FUSING METAL REFINING OVEN AND STEEL REFINING PROCESS USING THE SAME

Country Status (1)

Country Link
BR (1) BR8306711A (en)

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Legal Events

Date Code Title Description
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 29/03/98