FR2189525B1 - - Google Patents

Info

Publication number
FR2189525B1
FR2189525B1 FR7322689A FR7322689A FR2189525B1 FR 2189525 B1 FR2189525 B1 FR 2189525B1 FR 7322689 A FR7322689 A FR 7322689A FR 7322689 A FR7322689 A FR 7322689A FR 2189525 B1 FR2189525 B1 FR 2189525B1
Authority
FR
France
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
Application number
FR7322689A
Other versions
FR2189525A1 (fr
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.)
Foseco International Ltd
Original Assignee
Foseco International 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
Priority to GB2913172A priority Critical patent/GB1404011A/en
Application filed by Foseco International Ltd filed Critical Foseco International Ltd
Publication of FR2189525A1 publication Critical patent/FR2189525A1/fr
Application granted granted Critical
Publication of FR2189525B1 publication Critical patent/FR2189525B1/fr
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C1/00Refining of pig-iron; Cast iron
    • C21C1/10Making spheroidal graphite cast-iron
FR7322689A 1972-06-21 1973-06-21 Expired FR2189525B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2913172A GB1404011A (en) 1972-06-21 1972-06-21 Apparatus for introducing volatile materials into metal melts

Publications (2)

Publication Number Publication Date
FR2189525A1 FR2189525A1 (fr) 1974-01-25
FR2189525B1 true FR2189525B1 (fr) 1975-11-21

Family

ID=10286665

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7322689A Expired FR2189525B1 (fr) 1972-06-21 1973-06-21

Country Status (3)

Country Link
DE (1) DE2331052A1 (fr)
FR (1) FR2189525B1 (fr)
GB (1) GB1404011A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2546103C2 (fr) * 1975-10-15 1983-06-30 Foseco Trading Ag, Chur, Graubuenden, Ch
GB1570454A (en) * 1976-07-15 1980-07-02 Yoshida Iron Works Co Ltd Method of and vessel for adding treatment agent to molten metal
CH638242A5 (de) * 1978-01-06 1983-09-15 Fischer Ag Georg Verfahren zur entschwefelung von groesseren mengen roheisen-, stahl- oder gusseisen-schmelzen.
DE3021707A1 (de) * 1980-06-10 1981-12-17 Kloeckner Humboldt Deutz Ag Vorrichtung zum einfuehren stark reagierender zusaetze in eine metallschmelze
CS265400B1 (en) * 1987-09-24 1989-10-13 Jaroslav Ing Csc Polak Process for adding evaporable and meltable additives in melt ferrous alloys and device for making this process

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2780541A (en) * 1954-04-09 1957-02-05 Zifferer Lothar Robert Process for treating molten metals
FR1405308A (fr) * 1964-05-22 1965-07-09 Perfectionnements aux procédés et appareils permettant la fabrication des aciers stabilisés

Also Published As

Publication number Publication date
DE2331052A1 (de) 1974-01-10
GB1404011A (en) 1975-08-28
FR2189525A1 (fr) 1974-01-25

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Legal Events

Date Code Title Description
ST Notification of lapse