FR2128488B1 - - Google Patents
Info
- Publication number
- FR2128488B1 FR2128488B1 FR7207111A FR7207111A FR2128488B1 FR 2128488 B1 FR2128488 B1 FR 2128488B1 FR 7207111 A FR7207111 A FR 7207111A FR 7207111 A FR7207111 A FR 7207111A FR 2128488 B1 FR2128488 B1 FR 2128488B1
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT171371A AT319298B (de) | 1971-03-01 | 1971-03-01 | Verfahren zur Herstellung von Stahl nach dem Sauerstoffaufblasverfahren |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2128488A1 FR2128488A1 (OSRAM) | 1972-10-20 |
| FR2128488B1 true FR2128488B1 (OSRAM) | 1976-07-23 |
Family
ID=3519368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7207111A Expired FR2128488B1 (OSRAM) | 1971-03-01 | 1972-03-01 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3802866A (OSRAM) |
| AT (1) | AT319298B (OSRAM) |
| BE (1) | BE780017A (OSRAM) |
| DE (1) | DE2208355A1 (OSRAM) |
| FR (1) | FR2128488B1 (OSRAM) |
| GB (1) | GB1358326A (OSRAM) |
| IT (1) | IT947654B (OSRAM) |
| LU (1) | LU64807A1 (OSRAM) |
| NL (1) | NL7202308A (OSRAM) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3884678A (en) * | 1974-02-04 | 1975-05-20 | Jones & Laughlin Steel Corp | Fluxes |
| US4746361A (en) * | 1987-04-03 | 1988-05-24 | Inland Steel Company | Controlling dissolved oxygen content in molten steel |
| WO2008095329A1 (en) * | 2007-01-31 | 2008-08-14 | Institute Of Process Engineering, Chinese Academy Of Sciences | An anti-oxidation coating for steel and method of protecting steel from oxidation |
| CN108842035A (zh) * | 2018-06-15 | 2018-11-20 | 甘肃酒钢集团宏兴钢铁股份有限公司 | 一种炼钢转炉钢渣脱氧球的制造方法 |
| CN113174456B (zh) * | 2021-04-28 | 2022-10-04 | 东北大学 | 一种底顶复合吹熔融还原高铁赤泥的综合利用方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1783013B1 (de) * | 1968-09-19 | 1970-10-29 | Rheinische Kalksteinwerke | Verfahren zur Herstellung von Stahl mit hohem Kohle nstoff- und niedrigem Phosphorgehalt nach dem Sauerstoffaufblasverfahren |
-
1971
- 1971-03-01 AT AT171371A patent/AT319298B/de not_active IP Right Cessation
-
1972
- 1972-02-17 IT IT20690/72A patent/IT947654B/it active
- 1972-02-17 US US00227304A patent/US3802866A/en not_active Expired - Lifetime
- 1972-02-18 LU LU64807D patent/LU64807A1/xx unknown
- 1972-02-22 NL NL7202308A patent/NL7202308A/xx unknown
- 1972-02-22 DE DE19722208355 patent/DE2208355A1/de active Pending
- 1972-02-24 GB GB868072A patent/GB1358326A/en not_active Expired
- 1972-02-29 BE BE780017A patent/BE780017A/xx unknown
- 1972-03-01 FR FR7207111A patent/FR2128488B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| LU64807A1 (OSRAM) | 1972-07-04 |
| US3802866A (en) | 1974-04-09 |
| DE2208355A1 (de) | 1972-09-14 |
| IT947654B (it) | 1973-05-30 |
| AT319298B (de) | 1974-12-10 |
| GB1358326A (en) | 1974-07-03 |
| NL7202308A (OSRAM) | 1972-09-05 |
| BE780017A (fr) | 1972-06-16 |
| FR2128488A1 (OSRAM) | 1972-10-20 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |