DD283653A5 - Verfahren und vorrichtung zur vorwaermung und vorreduzierung von metalloxidhaltigem material - Google Patents
Verfahren und vorrichtung zur vorwaermung und vorreduzierung von metalloxidhaltigem material Download PDFInfo
- Publication number
- DD283653A5 DD283653A5 DD89326999A DD32699989A DD283653A5 DD 283653 A5 DD283653 A5 DD 283653A5 DD 89326999 A DD89326999 A DD 89326999A DD 32699989 A DD32699989 A DD 32699989A DD 283653 A5 DD283653 A5 DD 283653A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- flame chamber
- metal oxide
- containing material
- gases
- reactor
- Prior art date
Links
- 239000000463 material Substances 0.000 title claims abstract description 115
- 238000000034 method Methods 0.000 title claims abstract description 66
- 239000007789 gas Substances 0.000 claims abstract description 142
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 81
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 81
- 230000009467 reduction Effects 0.000 claims abstract description 69
- 239000002245 particle Substances 0.000 claims description 32
- 238000002485 combustion reaction Methods 0.000 claims description 27
- 239000003638 chemical reducing agent Substances 0.000 claims description 15
- 239000002893 slag Substances 0.000 claims description 15
- 239000003575 carbonaceous material Substances 0.000 claims description 10
- 238000002844 melting Methods 0.000 claims description 9
- 230000008018 melting Effects 0.000 claims description 9
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 8
- 239000012141 concentrate Substances 0.000 claims description 8
- 229910001882 dioxygen Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 230000000630 rising effect Effects 0.000 claims description 7
- 230000001590 oxidative effect Effects 0.000 claims description 5
- 230000008901 benefit Effects 0.000 claims description 4
- 239000010813 municipal solid waste Substances 0.000 claims description 3
- 239000003546 flue gas Substances 0.000 claims description 2
- 238000005243 fluidization Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 238000004939 coking Methods 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000006722 reduction reaction Methods 0.000 description 63
- 230000008569 process Effects 0.000 description 24
- 239000003245 coal Substances 0.000 description 16
- 239000000155 melt Substances 0.000 description 14
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 12
- 239000003570 air Substances 0.000 description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 11
- 239000001301 oxygen Substances 0.000 description 11
- 229910052760 oxygen Inorganic materials 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 10
- 239000000571 coke Substances 0.000 description 9
- 239000007787 solid Substances 0.000 description 7
- 239000000446 fuel Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000012768 molten material Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 238000011946 reduction process Methods 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 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
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000003077 lignite Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003415 peat Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000003039 volatile agent Substances 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
- C21B13/14—Multi-stage processes processes carried out in different vessels or 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
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/12—Dry methods smelting of sulfides or formation of mattes by gases
- C22B5/14—Dry methods smelting of sulfides or formation of mattes by gases fluidised material
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI881486A FI83670C (fi) | 1988-03-30 | 1988-03-30 | Foerreduktion av metalloxidhaltigt material. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD283653A5 true DD283653A5 (de) | 1990-10-17 |
Family
ID=8526178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD89326999A DD283653A5 (de) | 1988-03-30 | 1989-03-29 | Verfahren und vorrichtung zur vorwaermung und vorreduzierung von metalloxidhaltigem material |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5013355A (fi) |
| CA (1) | CA1337919C (fi) |
| DD (1) | DD283653A5 (fi) |
| FI (1) | FI83670C (fi) |
| RU (1) | RU2060284C1 (fi) |
| SE (1) | SE465831B (fi) |
| ZA (2) | ZA892129B (fi) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IE904007A1 (en) * | 1989-11-08 | 1991-05-08 | Mount Isa Mines | Condensation of metal vapours in a fluidized bed |
| FI89508C (fi) * | 1990-12-17 | 1993-10-11 | Ahlstroem Oy | Foerfarande foer rostning av sulfidiska malmer |
| DE4115348C2 (de) * | 1991-05-10 | 2000-08-10 | Deutz Ag | Verfahren zur Hochtemperaturbehandlung von feinkörnigen Feststoffen in einem Schmelzzyklon |
| US5258054A (en) * | 1991-11-06 | 1993-11-02 | Ebenfelt Li W | Method for continuously producing steel or semi-steel |
| US5449395A (en) * | 1994-07-18 | 1995-09-12 | Kennecott Corporation | Apparatus and process for the production of fire-refined blister copper |
| NL9500264A (nl) * | 1995-02-13 | 1996-09-02 | Hoogovens Staal Bv | Werkwijze voor het produceren van vloeibaar ruwijzer. |
| NL9500600A (nl) * | 1995-03-29 | 1996-11-01 | Hoogovens Staal Bv | Inrichting voor het produceren van vloeibaar ruwijzer door directe reductie. |
| DE202011000186U1 (de) * | 2011-01-26 | 2012-04-27 | Makita Corporation | Motorarbeitsgerät |
| PL3084013T3 (pl) * | 2013-12-19 | 2020-08-10 | Tata Steel Nederland Technology B.V. | Sposób działania cyklonu do wytapiania |
| WO2018035152A1 (en) * | 2016-08-15 | 2018-02-22 | Advanced Energy Materials, Llc | Flame based fluidized bed reactor for nanomaterials production |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2515464C2 (de) * | 1975-04-09 | 1977-03-31 | Kloeckner Humboldt Deutz Ag | Verfahren und vorrichtung zur verhuettung sulfidischer kupfererzkonzentrate |
| DK288176A (da) * | 1975-07-04 | 1977-01-05 | Boliden Ab | Fremgangsmade til fremstilling af et delvis forreduceret produkt |
| DE3101369C2 (de) * | 1981-01-17 | 1987-01-08 | Klöckner-Humboldt-Deutz AG, 5000 Köln | Verfahren zur Verhüttung von feinkörnigem sulfidischen Kupfererzkonzentrat |
| IN164687B (fi) * | 1984-08-16 | 1989-05-13 | Voest Alpine Ag | |
| CA1245058A (en) * | 1985-03-20 | 1988-11-22 | Grigori S. Victorovich | Oxidizing process for copper sulfidic ore concentrate |
-
1988
- 1988-03-30 FI FI881486A patent/FI83670C/fi not_active IP Right Cessation
-
1989
- 1989-03-15 US US07/323,708 patent/US5013355A/en not_active Expired - Fee Related
- 1989-03-21 ZA ZA892129A patent/ZA892129B/xx unknown
- 1989-03-21 SE SE8901006A patent/SE465831B/sv not_active IP Right Cessation
- 1989-03-21 ZA ZA892130A patent/ZA892130B/xx unknown
- 1989-03-29 CA CA000594989A patent/CA1337919C/en not_active Expired - Fee Related
- 1989-03-29 DD DD89326999A patent/DD283653A5/de not_active IP Right Cessation
- 1989-03-29 RU SU894613769A patent/RU2060284C1/ru active
Also Published As
| Publication number | Publication date |
|---|---|
| FI881486L (fi) | 1989-10-01 |
| SE465831B (sv) | 1991-11-04 |
| RU2060284C1 (ru) | 1996-05-20 |
| FI83670C (fi) | 1991-08-12 |
| ZA892130B (en) | 1989-11-29 |
| SE8901006L (sv) | 1989-10-01 |
| US5013355A (en) | 1991-05-07 |
| FI881486A0 (fi) | 1988-03-30 |
| FI83670B (fi) | 1991-04-30 |
| SE8901006D0 (sv) | 1989-03-21 |
| CA1337919C (en) | 1996-01-16 |
| ZA892129B (en) | 1989-11-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ENJ | Ceased due to non-payment of renewal fee |