BE675317A - - Google Patents
Info
- Publication number
- BE675317A BE675317A BE675317DA BE675317A BE 675317 A BE675317 A BE 675317A BE 675317D A BE675317D A BE 675317DA BE 675317 A BE675317 A BE 675317A
- Authority
- BE
- Belgium
- Prior art keywords
- gas
- rotary tube
- furnace
- preheater
- gases
- Prior art date
Links
- 239000007789 gas Substances 0.000 claims description 27
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 23
- 229910052742 iron Inorganic materials 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 10
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 7
- 239000003638 chemical reducing agent Substances 0.000 claims description 6
- 239000000571 coke Substances 0.000 claims description 5
- 235000013980 iron oxide Nutrition 0.000 claims description 4
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 239000003345 natural gas Substances 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims 2
- 239000003209 petroleum derivative Substances 0.000 claims 1
- 239000008188 pellet Substances 0.000 description 8
- 239000003546 flue gas Substances 0.000 description 4
- 239000003077 lignite Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000011946 reduction process Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
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
- C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
- C21B13/146—Multi-step reduction without melting
-
- 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 |
|---|---|---|---|
| BE675317 | 1965-01-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE675317A true BE675317A (enrdf_load_stackoverflow) | 1966-05-16 |
Family
ID=3848226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE675317D BE675317A (enrdf_load_stackoverflow) | 1965-01-19 | 1965-01-19 |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE675317A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1909037A1 (de) * | 1969-02-22 | 1970-09-10 | Metallgesellschaft Ag | Verfahren zur Herstellung fester Pellets |
| FR2187926A1 (enrdf_load_stackoverflow) * | 1972-06-12 | 1974-01-18 | Ahlstroem Oy | |
| DE2428715A1 (de) * | 1974-06-14 | 1975-12-18 | Polysius Ag | Verfahren und vorrichtung zur reduktion von erzen |
-
1965
- 1965-01-19 BE BE675317D patent/BE675317A/fr unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1909037A1 (de) * | 1969-02-22 | 1970-09-10 | Metallgesellschaft Ag | Verfahren zur Herstellung fester Pellets |
| FR2187926A1 (enrdf_load_stackoverflow) * | 1972-06-12 | 1974-01-18 | Ahlstroem Oy | |
| DE2428715A1 (de) * | 1974-06-14 | 1975-12-18 | Polysius Ag | Verfahren und vorrichtung zur reduktion von erzen |
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