JPS4842769B1 - - Google Patents
Info
- Publication number
- JPS4842769B1 JPS4842769B1 JP798169A JP798169A JPS4842769B1 JP S4842769 B1 JPS4842769 B1 JP S4842769B1 JP 798169 A JP798169 A JP 798169A JP 798169 A JP798169 A JP 798169A JP S4842769 B1 JPS4842769 B1 JP S4842769B1
- 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
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
- 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
- C21C5/30—Regulating or controlling the blowing
- C21C5/32—Blowing from above
-
- 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
- C21C7/0025—Adding carbon 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
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/06—Deoxidising, e.g. killing
-
- 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
-
- 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
- C21C2007/0093—Duplex process; Two stage processes
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP798169A JPS4842769B1 (de) | 1969-02-04 | 1969-02-04 | |
| SE116570A SE365247B (de) | 1969-02-04 | 1970-01-29 | |
| GB1258534D GB1258534A (de) | 1969-02-04 | 1970-01-29 | |
| FR7003887A FR2030295B1 (de) | 1969-02-04 | 1970-02-04 | |
| DE19702005045 DE2005045C3 (de) | 1969-02-04 | 1970-02-04 | Verfahren zur Herstellung von weichem Stahl |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP798169A JPS4842769B1 (de) | 1969-02-04 | 1969-02-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4842769B1 true JPS4842769B1 (de) | 1973-12-14 |
Family
ID=11680602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP798169A Pending JPS4842769B1 (de) | 1969-02-04 | 1969-02-04 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS4842769B1 (de) |
| FR (1) | FR2030295B1 (de) |
| GB (1) | GB1258534A (de) |
| SE (1) | SE365247B (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51120853A (en) * | 1975-04-12 | 1976-10-22 | Kiyoshi Iwasaki | Cartridge type cosmetics |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100500874C (zh) * | 2007-05-09 | 2009-06-17 | 北京科技大学 | 出钢过程对钢水进行预精炼的方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1535013A (fr) * | 1966-07-22 | 1968-08-02 | Bethlehem Steel Corp | Procédé pour la fabrication d'acier et acier conforme ou similaire à celui obtenu par ce procédé |
-
1969
- 1969-02-04 JP JP798169A patent/JPS4842769B1/ja active Pending
-
1970
- 1970-01-29 SE SE116570A patent/SE365247B/xx unknown
- 1970-01-29 GB GB1258534D patent/GB1258534A/en not_active Expired
- 1970-02-04 FR FR7003887A patent/FR2030295B1/fr not_active Expired
Non-Patent Citations (1)
| Title |
|---|
| STEEL TIMES#M10=1964GB * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51120853A (en) * | 1975-04-12 | 1976-10-22 | Kiyoshi Iwasaki | Cartridge type cosmetics |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1258534A (de) | 1971-12-30 |
| SE365247B (de) | 1974-03-18 |
| DE2005045B2 (de) | 1976-02-19 |
| FR2030295A1 (de) | 1970-11-13 |
| DE2005045A1 (de) | 1971-01-28 |
| FR2030295B1 (de) | 1973-03-16 |