FI262374A - - Google Patents
Info
- Publication number
- FI262374A FI262374A FI2623/74A FI262374A FI262374A FI 262374 A FI262374 A FI 262374A FI 2623/74 A FI2623/74 A FI 2623/74A FI 262374 A FI262374 A FI 262374A FI 262374 A FI262374 A FI 262374A
- Authority
- FI
- Finland
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
- C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
-
- 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
-
- 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
- C21C5/56—Manufacture of steel by other methods
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)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7316039 | 1973-11-28 | ||
| SE7316039A SE397100B (sv) | 1973-11-28 | 1973-11-28 | Sett for reduktion av metalloxid enligt patentet 7306894-2 |
| SE7404473A SE397202B (sv) | 1974-04-03 | 1974-04-03 | Sett for reduktion av metalloxid enligt patentet 7306894-2 |
| SE7404473 | 1974-04-03 | ||
| SE7404474 | 1974-04-03 | ||
| SE7404474A SE401522B (sv) | 1974-04-03 | 1974-04-03 | Sett vid genomforande av en metallurgisk process enligt patent 7316039-2 |
| SE7406840 | 1974-05-22 | ||
| SE7406840A SE397203B (sv) | 1974-05-22 | 1974-05-22 | Sett for reduktion av metalloxid enligt patentet 7306894-2 |
| SE7407845 | 1974-06-14 | ||
| SE7407845A SE401199B (sv) | 1974-06-14 | 1974-06-14 | Sett for framstellning av rostfritt stal enligt patentet 7316039-2 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI262374A true FI262374A (no) | 1975-05-29 |
| FI66203B FI66203B (fi) | 1984-05-31 |
| FI66203C FI66203C (fi) | 1984-09-10 |
Family
ID=27532737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI2623/74A FI66203C (fi) | 1973-11-28 | 1974-09-06 | Metallurgiskt foerfarande |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3942978A (no) |
| JP (1) | JPS5530041B2 (no) |
| CA (1) | CA1040863A (no) |
| DE (1) | DE2443177C2 (no) |
| FI (1) | FI66203C (no) |
| FR (1) | FR2252414B1 (no) |
| IN (1) | IN143021B (no) |
| IT (1) | IT1025039B (no) |
| LU (1) | LU70867A1 (no) |
| NO (1) | NO743247L (no) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2507961C3 (de) * | 1975-02-25 | 1978-07-20 | Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg | Verfahren zum Herstellen von Stahl aus Roheisen |
| SE423721B (sv) * | 1976-03-17 | 1982-05-24 | Stora Kopparbergs Bergslags Ab | Sett for framstellning av rastal genom direktreduktion |
| JPS5456015A (en) * | 1977-10-12 | 1979-05-04 | Nippon Steel Corp | Manufacture of molten iron in converter |
| US4190435A (en) * | 1978-10-25 | 1980-02-26 | Uddeholms Aktiebolag | Process for the production of ferro alloys |
| US4708738A (en) * | 1986-04-01 | 1987-11-24 | Union Carbide Corporation | Method for refining very small heats of molten metal |
| US5055253A (en) * | 1990-07-17 | 1991-10-08 | Nelson & Associates Research, Inc. | Metallic composition |
| US5182079A (en) * | 1990-07-17 | 1993-01-26 | Nelson & Associates Research, Inc. | Metallic composition and processes for use of the same |
| US5505798A (en) * | 1994-06-22 | 1996-04-09 | Jerry L. Nelson | Method of producing a tool or die steel |
| US20060228294A1 (en) * | 2005-04-12 | 2006-10-12 | Davis William H | Process and apparatus using a molten metal bath |
| SE537146C2 (sv) * | 2012-05-08 | 2015-02-17 | Uvån Holding Ab | Metod för selektiv oxidation av en eller flera metaller frånen järnsmälta |
| CN104498656B (zh) * | 2014-12-15 | 2016-10-05 | 钢铁研究总院 | 直接利用粉矿熔融还原炼铁的方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2502259A (en) * | 1946-12-12 | 1950-03-28 | Air Reduction | Method of eliminating carbon from and controlling the temperature of molten steel |
| US2593505A (en) * | 1948-04-10 | 1952-04-22 | Hydrocarbon Research Inc | Metal refining process |
| DE1408183A1 (de) * | 1957-11-30 | 1968-10-03 | Huettenwerk Oberhausen Ag | Verfahren zum Frischen von Roheisen |
| GB1148602A (en) * | 1966-09-26 | 1969-04-16 | Steel Co Of Wales Ltd | Improvements in and relating to the treatment of metals |
-
1974
- 1974-08-28 IT IT26695/74A patent/IT1025039B/it active
- 1974-09-03 IN IN1978/CAL/74A patent/IN143021B/en unknown
- 1974-09-06 FI FI2623/74A patent/FI66203C/fi active
- 1974-09-06 LU LU70867A patent/LU70867A1/xx unknown
- 1974-09-09 FR FR7430431A patent/FR2252414B1/fr not_active Expired
- 1974-09-10 NO NO74743247A patent/NO743247L/no unknown
- 1974-09-10 DE DE2443177A patent/DE2443177C2/de not_active Expired
- 1974-09-11 CA CA209,002A patent/CA1040863A/en not_active Expired
- 1974-09-11 JP JP10479674A patent/JPS5530041B2/ja not_active Expired
- 1974-09-11 US US05/505,171 patent/US3942978A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FI66203B (fi) | 1984-05-31 |
| FI66203C (fi) | 1984-09-10 |
| CA1040863A (en) | 1978-10-24 |
| JPS5530041B2 (no) | 1980-08-08 |
| IT1025039B (it) | 1978-08-10 |
| FR2252414B1 (no) | 1980-07-04 |
| FR2252414A1 (no) | 1975-06-20 |
| AU7292974A (en) | 1976-03-11 |
| DE2443177C2 (de) | 1984-12-06 |
| US3942978A (en) | 1976-03-09 |
| JPS5085511A (no) | 1975-07-10 |
| NO743247L (no) | 1975-06-23 |
| LU70867A1 (no) | 1975-01-02 |
| IN143021B (no) | 1977-09-24 |
| DE2443177A1 (de) | 1975-06-12 |