FI50431B - - Google Patents
Info
- Publication number
- FI50431B FI50431B FI2364/69A FI236469A FI50431B FI 50431 B FI50431 B FI 50431B FI 2364/69 A FI2364/69 A FI 2364/69A FI 236469 A FI236469 A FI 236469A FI 50431 B FI50431 B FI 50431B
- Authority
- FI
- Finland
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
-
- 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
- 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 |
|---|---|---|---|
| SU1258990A SU250180A1 (en) | 1968-08-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI50431B true FI50431B (en) | 1975-12-01 |
| FI50431C FI50431C (en) | 1976-03-10 |
Family
ID=20443034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI692364A FI50431C (en) | 1968-08-13 | 1969-08-13 | Process for the purification of special vanadium containing molten pig iron |
Country Status (3)
| Country | Link |
|---|---|
| FI (1) | FI50431C (en) |
| FR (1) | FR2015587A1 (en) |
| GB (1) | GB1281203A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100420763C (en) * | 2006-01-23 | 2008-09-24 | 湖南华菱涟源钢铁有限公司 | Production process of II-grade threaded steel bar |
-
1969
- 1969-08-11 GB GB40018/69A patent/GB1281203A/en not_active Expired
- 1969-08-12 FR FR6927731A patent/FR2015587A1/fr not_active Withdrawn
- 1969-08-13 FI FI692364A patent/FI50431C/en active
Also Published As
| Publication number | Publication date |
|---|---|
| DE1935332A1 (en) | 1970-02-19 |
| FI50431C (en) | 1976-03-10 |
| GB1281203A (en) | 1972-07-12 |
| FR2015587A1 (en) | 1970-04-30 |