JPS4921002B1 - - Google Patents

Info

Publication number
JPS4921002B1
JPS4921002B1 JP45071706A JP7170670A JPS4921002B1 JP S4921002 B1 JPS4921002 B1 JP S4921002B1 JP 45071706 A JP45071706 A JP 45071706A JP 7170670 A JP7170670 A JP 7170670A JP S4921002 B1 JPS4921002 B1 JP S4921002B1
Authority
JP
Japan
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.)
Pending
Application number
JP45071706A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS4921002B1 publication Critical patent/JPS4921002B1/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/16—Introducing a fluid jet or current into the charge
    • 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
    • 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
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/072—Treatment with gases
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/10—Nuclear fusion reactors
JP45071706A 1969-08-15 1970-08-15 Pending JPS4921002B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85035869A 1969-08-15 1969-08-15

Publications (1)

Publication Number Publication Date
JPS4921002B1 true JPS4921002B1 (fr) 1974-05-29

Family

ID=25307912

Family Applications (1)

Application Number Title Priority Date Filing Date
JP45071706A Pending JPS4921002B1 (fr) 1969-08-15 1970-08-15

Country Status (9)

Country Link
US (1) US3703279A (fr)
JP (1) JPS4921002B1 (fr)
AT (1) AT326163B (fr)
CA (1) CA952711A (fr)
DE (3) DE2065178A1 (fr)
ES (1) ES194396Y (fr)
FR (1) FR2056845A5 (fr)
GB (2) GB1321252A (fr)
SE (2) SE382467B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2131674A5 (fr) * 1971-04-10 1972-11-10 Messer Griesheim Gmbh
DE2160999A1 (de) * 1971-12-09 1973-06-28 Maximilianshuette Eisenwerk Duese zum einleiten von sauerstoff mit einem schutzmedium in konvertergefaesse
FR2422464A1 (fr) * 1978-04-13 1979-11-09 Inst Elektroswarki Patona Lingotiere pour la refusion de metaux sous laitier electroconducteur
FR2515163B1 (fr) * 1980-11-18 1986-01-03 Sofrem Procede d'elimination du calcium et de l'aluminium dans le silicium et les alliages a base de silicium
FR2502607B2 (fr) * 1980-11-18 1986-06-27 Sofrem Perfectionnement au procede d'elimination de l'aluminium et du calcium dans le silicium et les alliages a base de silicium
JPS5871343A (ja) * 1981-10-22 1983-04-28 Kobe Steel Ltd 溶融金属容器に設けるガス吹込み用ノズル
DE3130972A1 (de) * 1981-08-05 1983-02-24 Messer Griesheim Gmbh, 6000 Frankfurt "verfahren zum vorwaermen und aufheizen von leeren aod-konvertern"
JPS6045685B2 (ja) 1981-12-11 1985-10-11 新日本製鐵株式会社 底吹用二重管羽口
US4515353A (en) * 1983-03-24 1985-05-07 Sperry Corporation Tundish cover for ductile iron treatment
US4711430A (en) * 1986-04-01 1987-12-08 Union Carbide Corporation Side-injected metal refining vessel and method
US4754951A (en) * 1987-08-14 1988-07-05 Union Carbide Corporation Tuyere assembly and positioning method
US4795138A (en) * 1987-11-18 1989-01-03 L-Tec Company Metallurgical tuyere and method of calibrating same
US4898368A (en) * 1988-08-26 1990-02-06 Union Carbide Corporation Wear resistant metallurgical tuyere
GB9126068D0 (en) * 1991-12-07 1992-02-05 Air Prod & Chem Tuyere for installation in hearth of electric arc furnace
US5298053A (en) * 1993-08-12 1994-03-29 Bethlehem Steel Corporation Consumable lance for oxygen injection and desulfurization and method
KR101248940B1 (ko) * 2011-09-19 2013-04-01 한국수력원자력 주식회사 용융로의 산소공급 장치

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1229938A (en) * 1916-07-19 1917-06-12 George D Golden Twyer.
US2542029A (en) * 1946-09-12 1951-02-20 Hydrocarbon Research Inc Water-cooled fluid fuel burner
US2480394A (en) * 1947-02-07 1949-08-30 Falconbridge Nickel Mines Ltd Punching pipe for converter tuyeres
FR1280598A (fr) * 1960-06-21 1962-01-08 Pompey Acieries Dispositif d'injection de substances liquides, semi-liquides, pulvérulentes, fluidifiées ou analogues
US3206183A (en) * 1963-03-29 1965-09-14 Jr Howard L Marwick Refractory coated tube and method of making same
FR1450718A (fr) * 1965-07-12 1966-06-24 Air Liquide Perfectionnements à des procédés métallurgiques
US3397878A (en) * 1965-11-19 1968-08-20 Union Carbide Corp Under-bath tuyere

Also Published As

Publication number Publication date
DE2065105A1 (de) 1972-11-30
DE2037808B2 (de) 1973-06-07
DE2065105C3 (de) 1975-07-24
DE2065178A1 (de) 1972-12-07
SE382467B (sv) 1976-02-02
GB1321252A (en) 1973-06-27
ES194396U (es) 1974-12-01
DE2037808A1 (de) 1971-03-11
ES194396Y (es) 1975-03-16
CA952711A (en) 1974-08-13
US3703279A (en) 1972-11-21
GB1321253A (en) 1973-06-27
DE2065105B2 (de) 1973-06-07
AT326163B (de) 1975-11-25
SE375791B (fr) 1975-04-28
FR2056845A5 (fr) 1971-05-14

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