FR2156456B1 - - Google Patents
Info
- Publication number
- FR2156456B1 FR2156456B1 FR7137684A FR7137684A FR2156456B1 FR 2156456 B1 FR2156456 B1 FR 2156456B1 FR 7137684 A FR7137684 A FR 7137684A FR 7137684 A FR7137684 A FR 7137684A FR 2156456 B1 FR2156456 B1 FR 2156456B1
- 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
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/001—Injecting additional fuel or reducing agents
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7137684A FR2156456A1 (en) | 1971-10-20 | 1971-10-20 | Blast furnace combined operation - by blowing a reducing gas and an oxygen enriched flux |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7137684A FR2156456A1 (en) | 1971-10-20 | 1971-10-20 | Blast furnace combined operation - by blowing a reducing gas and an oxygen enriched flux |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2156456A1 FR2156456A1 (en) | 1973-06-01 |
| FR2156456B1 true FR2156456B1 (https=) | 1974-05-31 |
Family
ID=9084649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7137684A Granted FR2156456A1 (en) | 1971-10-20 | 1971-10-20 | Blast furnace combined operation - by blowing a reducing gas and an oxygen enriched flux |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2156456A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4381938A (en) * | 1980-06-12 | 1983-05-03 | Claflin H Bruce | Multi-purpose zone controlled blast furnace and method of producing hot metal, gases and slags |
| AU596253B2 (en) * | 1986-12-27 | 1990-04-26 | Nippon Kokan Kabushiki Kaisha | A blast furnace |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2790711A (en) * | 1957-04-30 | Molten | ||
| GB872062A (en) * | 1957-12-26 | 1961-07-05 | Texaco Development Corp | Ore reduction process and apparatus |
-
1971
- 1971-10-20 FR FR7137684A patent/FR2156456A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2156456A1 (en) | 1973-06-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |