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
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
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/10—Making spheroidal graphite cast-iron
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Applications Claiming Priority (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 (US07902200-20110308-C00004.png) | 1974-01-25 |
| FR2189525B1 true FR2189525B1 (US07902200-20110308-C00004.png) | 1975-11-21 |
Family
ID=10286665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7322689A Expired FR2189525B1 (US07902200-20110308-C00004.png) | 1972-06-21 | 1973-06-21 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2331052A1 (US07902200-20110308-C00004.png) |
| FR (1) | FR2189525B1 (US07902200-20110308-C00004.png) |
| GB (1) | GB1404011A (US07902200-20110308-C00004.png) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2546103C2 (de) * | 1975-10-15 | 1983-06-30 | Foseco Trading AG, Chur, Graubünden | Trägerkörper zum Einbringen von Reaktionsmitteln und gegebenenfalls Hilfs- mitteln in Metallschmelzen |
| 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 | Klöckner-Humboldt-Deutz AG, 5000 Köln | 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)
| 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 |
-
1972
- 1972-06-21 GB GB2913172A patent/GB1404011A/en not_active Expired
-
1973
- 1973-06-19 DE DE19732331052 patent/DE2331052A1/de active Pending
- 1973-06-21 FR FR7322689A patent/FR2189525B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1404011A (en) | 1975-08-28 |
| FR2189525A1 (US07902200-20110308-C00004.png) | 1974-01-25 |
| DE2331052A1 (de) | 1974-01-10 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |