DE1533085B1 - Verfahren und Vorrichtung zum Reduzieren von Eisenoxyd - Google Patents
Verfahren und Vorrichtung zum Reduzieren von EisenoxydInfo
- Publication number
- DE1533085B1 DE1533085B1 DE19661533085 DE1533085A DE1533085B1 DE 1533085 B1 DE1533085 B1 DE 1533085B1 DE 19661533085 DE19661533085 DE 19661533085 DE 1533085 A DE1533085 A DE 1533085A DE 1533085 B1 DE1533085 B1 DE 1533085B1
- Authority
- DE
- Germany
- Prior art keywords
- iron oxide
- reduction
- zone
- bed
- reduction zone
- 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.)
- Pending
Links
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 title claims description 105
- 238000000034 method Methods 0.000 title claims description 23
- 230000009467 reduction Effects 0.000 claims description 60
- 229930195733 hydrocarbon Natural products 0.000 claims description 40
- 150000002430 hydrocarbons Chemical class 0.000 claims description 39
- 239000007788 liquid Substances 0.000 claims description 36
- 239000001301 oxygen Substances 0.000 claims description 21
- 229910052760 oxygen Inorganic materials 0.000 claims description 21
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 20
- 229910052799 carbon Inorganic materials 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 13
- 238000002485 combustion reaction Methods 0.000 claims description 10
- 239000000446 fuel Substances 0.000 claims description 7
- 238000011946 reduction process Methods 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 39
- 229910052742 iron Inorganic materials 0.000 description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 15
- 238000011049 filling Methods 0.000 description 15
- 239000007789 gas Substances 0.000 description 13
- 239000008187 granular material Substances 0.000 description 13
- 238000005336 cracking Methods 0.000 description 11
- 238000010438 heat treatment Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 239000004215 Carbon black (E152) Substances 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 239000003638 chemical reducing agent Substances 0.000 description 6
- 239000000567 combustion gas Substances 0.000 description 6
- 239000001257 hydrogen Substances 0.000 description 6
- 229910052739 hydrogen Inorganic materials 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 239000010459 dolomite Substances 0.000 description 3
- 229910000514 dolomite Inorganic materials 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 3
- 230000035515 penetration Effects 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- -1 B. silica Chemical compound 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 239000003575 carbonaceous material Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 239000006028 limestone Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 206010010774 Constipation Diseases 0.000 description 1
- PMVSDNDAUGGCCE-TYYBGVCCSA-L Ferrous fumarate Chemical compound [Fe+2].[O-]C(=O)\C=C\C([O-])=O PMVSDNDAUGGCCE-TYYBGVCCSA-L 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 229910002090 carbon oxide Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection 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
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary furnaces
-
- 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 |
|---|---|---|---|
| CA939290 | 1965-08-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1533085B1 true DE1533085B1 (de) | 1970-12-23 |
Family
ID=4142321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19661533085 Pending DE1533085B1 (de) | 1965-08-27 | 1966-08-25 | Verfahren und Vorrichtung zum Reduzieren von Eisenoxyd |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5113729B1 (enExample) |
| BE (1) | BE686035A (enExample) |
| DE (1) | DE1533085B1 (enExample) |
| GB (1) | GB1158273A (enExample) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE629540C (de) * | 1934-03-02 | 1936-05-07 | Polysius Akt Ges G | Verfahren zur Reduktion von Metalloxyden, insbesondere Eisenerzen, im Drehofen im luftverduennten Raum |
-
1966
- 1966-08-22 GB GB37556/66A patent/GB1158273A/en not_active Expired
- 1966-08-25 DE DE19661533085 patent/DE1533085B1/de active Pending
- 1966-08-26 BE BE686035D patent/BE686035A/xx unknown
- 1966-08-27 JP JP41056266A patent/JPS5113729B1/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE629540C (de) * | 1934-03-02 | 1936-05-07 | Polysius Akt Ges G | Verfahren zur Reduktion von Metalloxyden, insbesondere Eisenerzen, im Drehofen im luftverduennten Raum |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1158273A (en) | 1969-07-16 |
| JPS5113729B1 (enExample) | 1976-05-01 |
| BE686035A (enExample) | 1967-02-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3714573C2 (enExample) | ||
| DE1508051A1 (de) | Verfahren zur Herstellung vorreduzierter Kugeln (Pellets) aus eisenoxydhaltigem Material | |
| DE2507140A1 (de) | Verfahren und einrichtung zur erzeugung von roheisen aus oxydischen eisenerzen | |
| DD155432A5 (de) | Verfahren und vorrichtung zum kontinuierlichen reduzieren und schmelzen von metalloxyden und/oder vorreduzierten metallischen materialien | |
| DE69029037T2 (de) | Heizung und behandlung von partikelmaterial | |
| DE1086256B (de) | Verfahren und Einrichtung zur Eisengewinnung aus staubfoermigen bzw. feinkoernigen Eisenerzen mittels Brennstoffen in feinem Verteilungsgrad oberhalb des Schmelzpunktes der nicht gasfoermigen Reaktionsprodukte | |
| DE1583183A1 (de) | Gehaertete eisenoxydhaltige Pellets und Verfahren zu ihrer Herstellung | |
| DE2554559A1 (de) | Verfahren zur verwendung von kohlenstoffhaltigen stoffen in einem reduktions- oder schmelzofen | |
| DE1533085B1 (de) | Verfahren und Vorrichtung zum Reduzieren von Eisenoxyd | |
| DE3390151C2 (de) | Verfahren zur Stahlerzeugung in einem Sauerstoffblaskonverter | |
| DE625038C (de) | Verfahren zur gleichzeitigen Erzeugung von Roheisen oder Stahl und einer als Zement verwendbaren Schlacke | |
| US2939782A (en) | Metallurgical refining process | |
| DE723344C (de) | Verfahren zur Durchfuehrung huettenmaennischer Reaktionen, insbesondere zur unmittelbaren Eisengewinnung | |
| DE2428715A1 (de) | Verfahren und vorrichtung zur reduktion von erzen | |
| DE1101465B (de) | Verfahren zum trockenen Reduzieren von Eisenoxyd zu Eisenschwamm oder koernigen Massen ohne Schmelzen oder Sintern der Beschickung | |
| DE2733790A1 (de) | Verfahren zur erzeugung von roheisen durch schmelzreduktion | |
| DE1583259B2 (de) | Verfahren zur kontinuierlichen Erzeugung von Stahl | |
| DE571212C (de) | Verfahren zur Herstellung von Metallschwamm | |
| DE864000C (de) | Verfahren zur Behandlung von Brennstoff-Erz-Gemischen | |
| DE965992C (de) | Verfahren zur Herstellung von Kalkstickstoff | |
| DE931596C (de) | Verfahren zur Stahlerzeugung im Konverter | |
| AT22730B (de) | Verfahren zur direkten Erzeugung von Eisen und Stahl im Drehrohrofen. | |
| DE2237253B2 (de) | Verfahren und Vorrichtung zum Einblasen eines Pulvers in ein Bad aus flüssigem Metall | |
| EP0008140A1 (de) | Verfahren zur Direktreduktion von eisenoxidhaltigen Materialien | |
| DE728071C (de) | Verfahren und Vorrichtung zum unmittelbaren Gewinnen von Metall, insbesondere Eisen,aus feinkoernigen Erzen oder Metallverbindungen |