FR2227330A1 - - Google Patents
Info
- Publication number
- FR2227330A1 FR2227330A1 FR7414926A FR7414926A FR2227330A1 FR 2227330 A1 FR2227330 A1 FR 2227330A1 FR 7414926 A FR7414926 A FR 7414926A FR 7414926 A FR7414926 A FR 7414926A FR 2227330 A1 FR2227330 A1 FR 2227330A1
- 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.)
- Granted
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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B11/00—Making pig-iron other than in blast furnaces
- C21B11/02—Making pig-iron other than in blast furnaces in low shaft furnaces or shaft furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
-
- 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
- C21B5/002—Heated electrically (plasma)
-
- 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
- C21C5/562—Manufacture of steel by other methods starting from scrap
-
- 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
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
-
- 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)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE6044130A BE798711A (fr) | 1973-04-25 | 1973-04-25 | Procede et appareillage pour fondre des mitrailles ferreuses |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2227330A1 true FR2227330A1 (fr) | 1974-11-22 |
FR2227330B3 FR2227330B3 (fr) | 1977-03-04 |
Family
ID=3874441
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7414926A Expired FR2227330B3 (fr) | 1973-04-25 | 1974-04-24 |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE798711A (fr) |
FR (1) | FR2227330B3 (fr) |
GB (1) | GB1422305A (fr) |
LU (1) | LU69916A1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3523716B2 (ja) * | 1994-11-02 | 2004-04-26 | Jfeスチール株式会社 | スクラップ溶解法 |
-
1973
- 1973-04-25 BE BE6044130A patent/BE798711A/fr unknown
-
1974
- 1974-04-23 LU LU69916A patent/LU69916A1/xx unknown
- 1974-04-24 FR FR7414926A patent/FR2227330B3/fr not_active Expired
- 1974-04-25 GB GB1821074A patent/GB1422305A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
LU69916A1 (fr) | 1974-08-06 |
FR2227330B3 (fr) | 1977-03-04 |
BE798711A (fr) | 1973-08-16 |
GB1422305A (en) | 1976-01-28 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |