FR2143764B1 - - Google Patents
Info
- Publication number
- FR2143764B1 FR2143764B1 FR7223077A FR7223077A FR2143764B1 FR 2143764 B1 FR2143764 B1 FR 2143764B1 FR 7223077 A FR7223077 A FR 7223077A FR 7223077 A FR7223077 A FR 7223077A FR 2143764 B1 FR2143764 B1 FR 2143764B1
- 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
- C21B2100/66—Heat exchange
-
- 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
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)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712131876 DE2131876C3 (de) | 1971-06-26 | Verfahren und Einrichtung zum Reduzieren von Metallerzen, insbesondere zur Erzeugung von Eisenschwamm aus Eisenerz, in einem Schachtofen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2143764A1 FR2143764A1 (OSRAM) | 1973-02-09 |
| FR2143764B1 true FR2143764B1 (OSRAM) | 1976-01-16 |
Family
ID=5811911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7223077A Expired FR2143764B1 (OSRAM) | 1971-06-26 | 1972-06-26 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3827878A (OSRAM) |
| FR (1) | FR2143764B1 (OSRAM) |
| GB (1) | GB1404826A (OSRAM) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5952682B2 (ja) * | 1979-01-19 | 1984-12-21 | 石川島播磨重工業株式会社 | 鉄鉱石等の還元方法及び装置 |
| IT1287799B1 (it) * | 1996-09-06 | 1998-08-18 | Demag Italimpianti Spa | Forno a suola rotante. |
| US11835073B2 (en) | 2019-07-02 | 2023-12-05 | Coulter Ventures, Llc. | Clamping device |
-
1972
- 1972-06-23 US US00265527A patent/US3827878A/en not_active Expired - Lifetime
- 1972-06-26 FR FR7223077A patent/FR2143764B1/fr not_active Expired
- 1972-06-26 GB GB2976172A patent/GB1404826A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2143764A1 (OSRAM) | 1973-02-09 |
| GB1404826A (en) | 1975-09-03 |
| US3827878A (en) | 1974-08-06 |
| DE2131876B2 (de) | 1973-11-15 |
| DE2131876A1 (de) | 1973-01-18 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |