TW505700B - Method for the production of liquid pig iron - Google Patents
Method for the production of liquid pig iron Download PDFInfo
- Publication number
- TW505700B TW505700B TW88121027A TW88121027A TW505700B TW 505700 B TW505700 B TW 505700B TW 88121027 A TW88121027 A TW 88121027A TW 88121027 A TW88121027 A TW 88121027A TW 505700 B TW505700 B TW 505700B
- Authority
- TW
- Taiwan
- Prior art keywords
- gas
- zinc
- generator
- generator gas
- patent application
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 54
- 229910000805 Pig iron Inorganic materials 0.000 title claims abstract description 19
- 239000007788 liquid Substances 0.000 title claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- 239000007789 gas Substances 0.000 claims abstract description 196
- 239000011701 zinc Substances 0.000 claims abstract description 114
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 111
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 107
- 230000009467 reduction Effects 0.000 claims abstract description 57
- 239000010802 sludge Substances 0.000 claims abstract description 49
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000002309 gasification Methods 0.000 claims abstract description 26
- 229910052742 iron Inorganic materials 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 7
- 239000001301 oxygen Substances 0.000 claims abstract description 7
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000005201 scrubbing Methods 0.000 claims abstract description 4
- 239000000428 dust Substances 0.000 claims description 57
- 239000002893 slag Substances 0.000 claims description 25
- 238000005406 washing Methods 0.000 claims description 20
- 239000000112 cooling gas Substances 0.000 claims description 18
- 238000001816 cooling Methods 0.000 claims description 16
- 230000008929 regeneration Effects 0.000 claims description 10
- 238000011069 regeneration method Methods 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 239000002562 thickening agent Substances 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 8
- 239000011449 brick Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000000654 additive Substances 0.000 claims description 5
- 239000008187 granular material Substances 0.000 claims description 5
- 238000004581 coalescence Methods 0.000 claims description 4
- 238000005054 agglomeration Methods 0.000 claims description 3
- 230000002776 aggregation Effects 0.000 claims description 3
- 239000002244 precipitate Substances 0.000 claims description 3
- 238000009835 boiling Methods 0.000 claims description 2
- 230000001590 oxidative effect Effects 0.000 claims description 2
- 230000002079 cooperative effect Effects 0.000 claims 5
- 238000001035 drying Methods 0.000 claims 4
- 238000000605 extraction Methods 0.000 claims 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 abstract description 19
- 239000000969 carrier Substances 0.000 abstract 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 12
- 235000013980 iron oxide Nutrition 0.000 description 9
- 239000003575 carbonaceous material Substances 0.000 description 5
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 238000003860 storage Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 239000011787 zinc oxide Substances 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000013590 bulk material Substances 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000005469 granulation Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 229930182764 Polyoxin Natural products 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000009429 distress Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- YEBIHIICWDDQOL-YBHNRIQQSA-N polyoxin Polymers O[C@@H]1[C@H](O)[C@@H](C(C=O)N)O[C@H]1N1C(=O)NC(=O)C(C(O)=O)=C1 YEBIHIICWDDQOL-YBHNRIQQSA-N 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-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
- C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
- C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
- C21B13/002—Reduction of iron ores by passing through a heated column of carbon
-
- 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
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/56—Manufacture of steel by other methods
-
- 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
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/02—Working-up flue dust
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
- C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
-
- 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
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT0011899A AT407162B (de) | 1999-01-28 | 1999-01-28 | Verfahren zur herstellung von flüssigem roheisen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW505700B true TW505700B (en) | 2002-10-11 |
Family
ID=3482003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW88121027A TW505700B (en) | 1999-01-28 | 1999-11-29 | Method for the production of liquid pig iron |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP1153148A1 (de) |
| AT (1) | AT407162B (de) |
| AU (1) | AU1775000A (de) |
| TW (1) | TW505700B (de) |
| WO (1) | WO2000044947A1 (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI615477B (zh) * | 2016-09-20 | 2018-02-21 | 米德瑞克斯科技股份有限公司 | 於還原爐中增加海綿鐵之碳含量之方法及系統 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1826281A1 (de) * | 2006-02-24 | 2007-08-29 | Paul Wurth S.A. | Verfahren zur Herstellung von flüssigem Roheisen oder flüssigen Stahlvorprodukten in einem Einschmelzvergaser |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59142875A (ja) * | 1983-02-03 | 1984-08-16 | 住友金属工業株式会社 | 高炉ダストの脱亜鉛方法 |
| AT392289B (de) * | 1988-04-08 | 1991-02-25 | Voest Alpine Stahl Donawitz | Verfahren zur verwertung von zinkhaeltigen huettenstaeuben und -schlaemmen |
| AT401777B (de) * | 1992-05-21 | 1996-11-25 | Voest Alpine Ind Anlagen | Verfahren und anlage zur herstellung von flüssigen roheisen oder flüssigen stahlvorprodukten |
| US5338336A (en) * | 1993-06-30 | 1994-08-16 | Bechtel Group, Inc. | Method of processing electric arc furnace dust and providing fuel for an iron making process |
| AT403055B (de) * | 1993-05-07 | 1997-11-25 | Voest Alpine Ind Anlagen | Verfahren zur verwertung von eisenhältigen abfall- oder reststoffen |
-
1999
- 1999-01-28 AT AT0011899A patent/AT407162B/de not_active IP Right Cessation
- 1999-11-11 WO PCT/EP1999/008654 patent/WO2000044947A1/de not_active Ceased
- 1999-11-11 EP EP99960969A patent/EP1153148A1/de not_active Withdrawn
- 1999-11-11 AU AU17750/00A patent/AU1775000A/en not_active Abandoned
- 1999-11-29 TW TW88121027A patent/TW505700B/zh active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI615477B (zh) * | 2016-09-20 | 2018-02-21 | 米德瑞克斯科技股份有限公司 | 於還原爐中增加海綿鐵之碳含量之方法及系統 |
Also Published As
| Publication number | Publication date |
|---|---|
| AT407162B (de) | 2001-01-25 |
| ATA11899A (de) | 2000-05-15 |
| AU1775000A (en) | 2000-08-18 |
| EP1153148A1 (de) | 2001-11-14 |
| WO2000044947A1 (de) | 2000-08-03 |
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