JPS5422767B2 - - Google Patents
Info
- Publication number
- JPS5422767B2 JPS5422767B2 JP2469674A JP2469674A JPS5422767B2 JP S5422767 B2 JPS5422767 B2 JP S5422767B2 JP 2469674 A JP2469674 A JP 2469674A JP 2469674 A JP2469674 A JP 2469674A JP S5422767 B2 JPS5422767 B2 JP S5422767B2
- 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.)
- 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
- 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
- C21C5/4606—Lances or injectors
- C21C5/4613—Refractory coated lances; Immersion lances
-
- 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
- C21C5/04—Manufacture of hearth-furnace steel, e.g. Siemens-Martin steel
-
- 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
- C21C5/34—Blowing through the bath
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Charging Or Discharging (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732310776 DE2310776C3 (de) | 1973-03-03 | Verfahren und Eintauchlanze zum Frischen von Metall-, insbesondere Eisenschmelzen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5025403A JPS5025403A (ja) | 1975-03-18 |
| JPS5422767B2 true JPS5422767B2 (ja) | 1979-08-09 |
Family
ID=5873797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2469674A Expired JPS5422767B2 (ja) | 1973-03-03 | 1974-03-02 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3945820A (ja) |
| JP (1) | JPS5422767B2 (ja) |
| CS (1) | CS198138B2 (ja) |
| HU (1) | HU171885B (ja) |
| PL (1) | PL99228B1 (ja) |
| SU (1) | SU605549A3 (ja) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2521830C2 (de) * | 1975-05-16 | 1983-01-13 | Klöckner-Humboldt-Deutz AG, 5000 Köln | Verfahren zur Raffination von stark verunreinigtem Schwarzkupfer |
| GB1599366A (en) * | 1977-05-09 | 1981-09-30 | Commw Scient Ind Res Org | Submerged injection of gas into liquid pyro-metallurgical bath |
| US4396178A (en) * | 1981-03-12 | 1983-08-02 | Korf Technologies, Inc. | Open-hearth furnace |
| US4347079A (en) * | 1981-03-12 | 1982-08-31 | Korf Technologies, Inc. | Method of operating an open-hearth furnace |
| JPS59165717A (ja) * | 1983-03-10 | 1984-09-19 | Penta Ocean Constr Co Ltd | 土壌サンプリング装置 |
| AU560970B2 (en) * | 1983-08-31 | 1987-04-30 | New Zealand Steel Ltd. | Recovery of vanadium oxide |
| US4588170A (en) * | 1985-09-06 | 1986-05-13 | Insul Company, Inc. | Side mounted lance for ladles |
| US4740241A (en) * | 1987-05-22 | 1988-04-26 | Labate M D | Dual action lance for ladles |
| US5645615A (en) * | 1992-08-13 | 1997-07-08 | Ashland Inc. | Molten decomposition apparatus and process |
| US5788920A (en) * | 1995-01-31 | 1998-08-04 | Kawasaki Steel Corporation | Oxygen blowing lance capable of being used in an electric furnace |
| US6350289B1 (en) * | 1995-04-13 | 2002-02-26 | Marathon Ashland Petroleum Llc | Two-zone molten metal hydrogen-rich and carbon monoxide-rich gas generation process |
| US6109062A (en) * | 1996-10-08 | 2000-08-29 | Richards; Raymond S. | Apparatus for melting molten material |
| JP5109408B2 (ja) * | 2006-02-27 | 2012-12-26 | Ｊｆｅスチール株式会社 | 精錬用酸素ガス吹き込みランス及び溶銑の脱珪処理方法 |
| JP4351715B2 (ja) | 2007-09-10 | 2009-10-28 | 新日本製鐵株式会社 | 溶解炉の羽口構造 |
| CN103574753B (zh) * | 2012-07-26 | 2017-12-08 | 宁波市比利仕燃气科技有限公司 | 并联式燃气倾倒熄火保护器 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1968917A (en) * | 1933-06-30 | 1934-08-07 | Vassily V Soldatoff | Process of making steel |
| NL296346A (ja) * | 1962-08-07 | |||
| GB1253581A (en) * | 1968-02-24 | 1971-11-17 | Maximilianshuette Eisenwerk | Improvements in processes and apparatus for making steel |
| LU58309A1 (ja) * | 1969-02-27 | 1969-07-15 |
-
1974
- 1974-02-26 SU SU741999217A patent/SU605549A3/ru active
- 1974-02-28 HU HU74EI00000529A patent/HU171885B/hu unknown
- 1974-03-01 US US05/447,422 patent/US3945820A/en not_active Expired - Lifetime
- 1974-03-01 CS CS741516A patent/CS198138B2/cs unknown
- 1974-03-02 JP JP2469674A patent/JPS5422767B2/ja not_active Expired
- 1974-03-04 PL PL1974169247A patent/PL99228B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2310776A1 (de) | 1974-09-12 |
| HU171885B (hu) | 1978-04-28 |
| CS198138B2 (en) | 1980-05-30 |
| JPS5025403A (ja) | 1975-03-18 |
| PL99228B1 (pl) | 1978-06-30 |
| US3945820A (en) | 1976-03-23 |
| SU605549A3 (ru) | 1978-04-30 |
| DE2310776B2 (de) | 1975-10-16 |