FR2281985B1 - - Google Patents
Info
- Publication number
- FR2281985B1 FR2281985B1 FR7525027A FR7525027A FR2281985B1 FR 2281985 B1 FR2281985 B1 FR 2281985B1 FR 7525027 A FR7525027 A FR 7525027A FR 7525027 A FR7525027 A FR 7525027A FR 2281985 B1 FR2281985 B1 FR 2281985B1
- 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
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Manufacture Of Iron (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7525027A FR2281985A1 (fr) | 1975-08-12 | 1975-08-12 | Procede pour la reduction directe du fer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7525027A FR2281985A1 (fr) | 1975-08-12 | 1975-08-12 | Procede pour la reduction directe du fer |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2281985A1 FR2281985A1 (fr) | 1976-03-12 |
FR2281985B1 true FR2281985B1 ( ) | 1979-05-18 |
Family
ID=9159001
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7525027A Granted FR2281985A1 (fr) | 1975-08-12 | 1975-08-12 | Procede pour la reduction directe du fer |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2281985A1 ( ) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1650658A (en) * | 1927-11-29 | Electric furnace | ||
US1674982A (en) * | 1922-05-11 | 1928-06-26 | Pittsburgh Res Corp | Electric furnace and method of carbonizing metallic charges therein |
US1763248A (en) * | 1928-06-19 | 1930-06-10 | Pittsburgh Res Corp | Electric furnace method |
-
1975
- 1975-08-12 FR FR7525027A patent/FR2281985A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2281985A1 (fr) | 1976-03-12 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |