DE2156323A1 - Verfahren und vorrichtung zum entfernen von sauerstoff aus oxiden - Google Patents
Verfahren und vorrichtung zum entfernen von sauerstoff aus oxidenInfo
- Publication number
- DE2156323A1 DE2156323A1 DE2156323A DE2156323A DE2156323A1 DE 2156323 A1 DE2156323 A1 DE 2156323A1 DE 2156323 A DE2156323 A DE 2156323A DE 2156323 A DE2156323 A DE 2156323A DE 2156323 A1 DE2156323 A1 DE 2156323A1
- Authority
- DE
- Germany
- Prior art keywords
- chamber
- zone
- heating
- gases
- feed
- 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
- 238000000034 method Methods 0.000 title claims description 23
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims description 7
- 229910052760 oxygen Inorganic materials 0.000 title claims description 7
- 239000001301 oxygen Substances 0.000 title claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 52
- 239000007789 gas Substances 0.000 claims description 42
- 239000003638 chemical reducing agent Substances 0.000 claims description 27
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 19
- 239000011707 mineral Substances 0.000 claims description 19
- 238000001816 cooling Methods 0.000 claims description 15
- 239000007787 solid Substances 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 11
- 238000010792 warming Methods 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000000446 fuel Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 3
- 230000000295 complement effect Effects 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 34
- 238000006722 reduction reaction Methods 0.000 description 30
- 230000009467 reduction Effects 0.000 description 29
- 229910052742 iron Inorganic materials 0.000 description 16
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 15
- 229910002090 carbon oxide Inorganic materials 0.000 description 15
- 241000196324 Embryophyta Species 0.000 description 11
- 239000000047 product Substances 0.000 description 9
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 7
- 229910010271 silicon carbide Inorganic materials 0.000 description 7
- 239000000571 coke Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 5
- 239000003245 coal Substances 0.000 description 5
- 229910052717 sulfur Inorganic materials 0.000 description 5
- 239000011593 sulfur Substances 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000630 rising effect Effects 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 244000187656 Eucalyptus cornuta Species 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000004939 coking Methods 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 239000011819 refractory material Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000003009 desulfurizing effect Effects 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 235000013980 iron oxide Nutrition 0.000 description 2
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- RAQDACVRFCEPDA-UHFFFAOYSA-L ferrous carbonate Chemical class [Fe+2].[O-]C([O-])=O RAQDACVRFCEPDA-UHFFFAOYSA-L 0.000 description 1
- 238000009851 ferrous metallurgy Methods 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- 239000011872 intimate mixture 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
- 239000003077 lignite Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052683 pyrite Inorganic materials 0.000 description 1
- 239000011028 pyrite Substances 0.000 description 1
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 241000894007 species Species 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
- C21B13/04—Making spongy iron or liquid steel, by direct processes in retorts
-
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B5/00—General methods of reducing to metals
-
- 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)
- Mechanical Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES394143A ES394143A1 (es) | 1971-08-11 | 1971-08-11 | Perfeccionamientos en procedimientos y dispositivos emplea-dos para la eliminacion del oxigeno presente en los oxidos. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2156323A1 true DE2156323A1 (de) | 1973-03-29 |
Family
ID=8458992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2156323A Pending DE2156323A1 (de) | 1971-08-11 | 1971-11-12 | Verfahren und vorrichtung zum entfernen von sauerstoff aus oxiden |
Country Status (9)
| Country | Link |
|---|---|
| AU (1) | AU4522572A (OSRAM) |
| BE (1) | BE787056A (OSRAM) |
| BR (1) | BR7205471D0 (OSRAM) |
| DE (1) | DE2156323A1 (OSRAM) |
| ES (1) | ES394143A1 (OSRAM) |
| FR (1) | FR2148407A1 (OSRAM) |
| IT (1) | IT952078B (OSRAM) |
| NL (1) | NL7211003A (OSRAM) |
| ZA (1) | ZA725542B (OSRAM) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT369035B (de) * | 1977-11-22 | 1982-11-25 | Kinglor Metor Spa | Verfahren zur erzeugung von eisenschwamm |
| DK153956B (da) * | 1975-10-14 | 1988-09-26 | Iron Carbide Holdings Ltd | Fremgangsmaade til fremstilling af staal ud fra jernoxid |
-
1971
- 1971-08-11 ES ES394143A patent/ES394143A1/es not_active Expired
- 1971-11-12 DE DE2156323A patent/DE2156323A1/de active Pending
-
1972
- 1972-02-28 FR FR7206728A patent/FR2148407A1/fr active Granted
- 1972-03-02 IT IT48721/72A patent/IT952078B/it active
- 1972-08-01 BE BE787056A patent/BE787056A/xx unknown
- 1972-08-02 AU AU45225/72A patent/AU4522572A/en not_active Expired
- 1972-08-11 BR BR5471/72A patent/BR7205471D0/pt unknown
- 1972-08-11 NL NL7211003A patent/NL7211003A/xx unknown
- 1972-08-11 ZA ZA725542A patent/ZA725542B/xx unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK153956B (da) * | 1975-10-14 | 1988-09-26 | Iron Carbide Holdings Ltd | Fremgangsmaade til fremstilling af staal ud fra jernoxid |
| AT369035B (de) * | 1977-11-22 | 1982-11-25 | Kinglor Metor Spa | Verfahren zur erzeugung von eisenschwamm |
Also Published As
| Publication number | Publication date |
|---|---|
| AU4522572A (en) | 1974-02-07 |
| BR7205471D0 (pt) | 1974-04-18 |
| FR2148407A1 (en) | 1973-03-23 |
| FR2148407B1 (OSRAM) | 1976-07-09 |
| BE787056A (fr) | 1972-12-01 |
| NL7211003A (OSRAM) | 1973-02-13 |
| IT952078B (it) | 1973-07-20 |
| ES394143A1 (es) | 1974-11-16 |
| ZA725542B (en) | 1973-05-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHW | Rejection |