CA1069314A - Procede pour ajouter du calcium a de l'acier en fusion - Google Patents
Procede pour ajouter du calcium a de l'acier en fusionInfo
- Publication number
- CA1069314A CA1069314A CA228,889A CA228889A CA1069314A CA 1069314 A CA1069314 A CA 1069314A CA 228889 A CA228889 A CA 228889A CA 1069314 A CA1069314 A CA 1069314A
- Authority
- CA
- Canada
- Prior art keywords
- molten steel
- steel
- addition
- amount
- less
- 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
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
- 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
- C21C7/076—Use of slags or fluxes as treating agents
-
- 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
- C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material
-
- 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
- C21C7/0056—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 using cored wires
-
- 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
- C21C7/064—Dephosphorising; Desulfurising
-
- 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
- C21C7/10—Handling in a vacuum
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP49109339A JPS5135615A (fr) | 1974-09-20 | 1974-09-20 | |
JP11454774A JPS5140316A (ja) | 1974-10-03 | 1974-10-03 | Teiryukarushiumushorinyoru reikankakoseitoteionjinseinosugureta kohanno seizoho |
JP12292774A JPS5148711A (en) | 1974-10-23 | 1974-10-23 | Yokoheno karushiumutenkaho |
JP49129421A JPS582565B2 (ja) | 1974-11-07 | 1974-11-07 | ヨウコウヘノカルシウムテンカホウ |
JP12942374A JPS5154023A (ja) | 1974-11-07 | 1974-11-07 | Yokohenokarushiumutenkazai |
JP12942274A JPS5154022A (ja) | 1974-11-07 | 1974-11-07 | Karushiumumatahakarushiumugokintenkazaino yokohenotenkahoho |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1069314A true CA1069314A (fr) | 1980-01-08 |
Family
ID=27552313
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA228,889A Expired CA1069314A (fr) | 1974-09-20 | 1975-06-09 | Procede pour ajouter du calcium a de l'acier en fusion |
Country Status (4)
Country | Link |
---|---|
CA (1) | CA1069314A (fr) |
DE (1) | DE2525839A1 (fr) |
FR (1) | FR2285460A1 (fr) |
IT (1) | IT1036958B (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4205981A (en) * | 1979-02-28 | 1980-06-03 | International Harvester Company | Method for ladle treatment of molten cast iron using sheathed magnesium wire |
US5228902A (en) * | 1992-09-03 | 1993-07-20 | Usx Corporation | Method of desulfurization in vacuum processing of steel |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1376281A (fr) * | 1963-12-04 | 1964-10-23 | Westinghouse Electric Corp | Purification d'alliages |
GB1206062A (en) * | 1967-10-18 | 1970-09-23 | Nippon Kokan Kk | Deoxidation method |
SE341412B (fr) * | 1969-07-15 | 1971-12-27 | Asea Ab | |
BE795333A (fr) * | 1972-03-01 | 1973-05-29 | Thyssen Niederrhein Ag | Procede de desulfuration de l'acier en fusion et poche pour sa mise en oeuvre |
-
1975
- 1975-06-09 CA CA228,889A patent/CA1069314A/fr not_active Expired
- 1975-06-10 FR FR7518090A patent/FR2285460A1/fr active Granted
- 1975-06-10 DE DE19752525839 patent/DE2525839A1/de not_active Ceased
- 1975-06-10 IT IT50005/75A patent/IT1036958B/it active
Also Published As
Publication number | Publication date |
---|---|
FR2285460A1 (fr) | 1976-04-16 |
DE2525839A1 (de) | 1976-04-01 |
FR2285460B1 (fr) | 1979-02-16 |
IT1036958B (it) | 1979-10-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |