FR975922A - Réduction de minerais - Google Patents
Réduction de mineraisInfo
- Publication number
- FR975922A FR975922A FR975922DA FR975922A FR 975922 A FR975922 A FR 975922A FR 975922D A FR975922D A FR 975922DA FR 975922 A FR975922 A FR 975922A
- Authority
- FR
- France
- Prior art keywords
- mineral reduction
- mineral
- reduction
- Prior art date
- 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
- C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
-
- 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
- C21B13/0026—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide in the flame of a burner or a hot gas stream
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US975922XA | 1948-03-11 | 1948-03-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR975922A true FR975922A (fr) | 1951-03-12 |
Family
ID=22264196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR975922D Expired FR975922A (fr) | 1948-03-11 | 1948-12-07 | Réduction de minerais |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR975922A (fr) |
-
1948
- 1948-12-07 FR FR975922D patent/FR975922A/fr not_active Expired
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR975922A (fr) | Réduction de minerais | |
| FI25296A (fi) | Spinnspö | |
| ES185383A1 (es) | Perfeccionamientos en la construcción de vagonetas mineras | |
| FR977267A (fr) | Règle de proportion | |
| ES16579Y (es) | Portavistas | |
| BE585725Q (fr) | Vensters | |
| ES17250Y (es) | Alpargata | |
| ES18197Y (es) | Caja-estuche | |
| AT180236B (de) | Wehrschütz | |
| FI24550A (fi) | Elektriskt urladdningsrör | |
| FI24196A (fi) | Partasuti | |
| FI25591A (fi) | Stabiliserad superregenerativ mottagare | |
| FI24823A (fi) | Flishuggmaskin | |
| FI24805A (fi) | Fribärande takkonstruktion | |
| FI24750A (fi) | Bykpinne | |
| FI24746A (fi) | Veikkapeli | |
| FI24704A (fi) | Avbarkningskniv | |
| FI23972A (fi) | Försäljningsautomat | |
| FI25880A (fi) | Kiuastaso | |
| FI24649A (fi) | Sinterlegering | |
| FI24858A (fi) | Blandkoppling | |
| FI25332A (fi) | Elektrisk kontrollanordning | |
| FI24592A (fi) | Knallhatt | |
| FI25017A (fi) | Rakapparat | |
| FI25451A (fi) | Gevärssikte |