RU2248401C2 - Устройство рециркуляции побочного шлама в системе производства чугуна - Google Patents
Устройство рециркуляции побочного шлама в системе производства чугуна Download PDFInfo
- Publication number
- RU2248401C2 RU2248401C2 RU2003116054A RU2003116054A RU2248401C2 RU 2248401 C2 RU2248401 C2 RU 2248401C2 RU 2003116054 A RU2003116054 A RU 2003116054A RU 2003116054 A RU2003116054 A RU 2003116054A RU 2248401 C2 RU2248401 C2 RU 2248401C2
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- RU
- Russia
- Prior art keywords
- sludge
- powder
- powder sludge
- channel
- reactor
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 71
- 229910001018 Cast iron Inorganic materials 0.000 title claims abstract description 46
- 239000000843 powder Substances 0.000 claims abstract description 280
- 230000009467 reduction Effects 0.000 claims abstract description 106
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 93
- 238000000034 method Methods 0.000 claims abstract description 56
- 238000003860 storage Methods 0.000 claims abstract description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 230000008569 process Effects 0.000 claims abstract description 46
- 229910052742 iron Inorganic materials 0.000 claims abstract description 36
- 239000003245 coal Substances 0.000 claims abstract description 17
- 238000001035 drying Methods 0.000 claims abstract description 10
- 238000007664 blowing Methods 0.000 claims abstract description 9
- 239000010802 sludge Substances 0.000 claims description 351
- 239000002002 slurry Substances 0.000 claims description 60
- 239000007789 gas Substances 0.000 claims description 57
- 239000007800 oxidant agent Substances 0.000 claims description 53
- 239000006227 byproduct Substances 0.000 claims description 43
- 238000002360 preparation method Methods 0.000 claims description 32
- 238000009434 installation Methods 0.000 claims description 27
- 239000000428 dust Substances 0.000 claims description 16
- 239000011261 inert gas Substances 0.000 claims description 16
- 238000004939 coking Methods 0.000 claims description 14
- 238000009826 distribution Methods 0.000 claims description 14
- 230000008859 change Effects 0.000 claims description 6
- 238000011084 recovery Methods 0.000 claims description 6
- 230000004044 response Effects 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 230000035515 penetration Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 2
- 238000012545 processing Methods 0.000 abstract description 12
- 238000010438 heat treatment Methods 0.000 abstract description 6
- 230000018044 dehydration Effects 0.000 abstract description 3
- 238000006297 dehydration reaction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000746 purification Methods 0.000 abstract description 2
- 238000000227 grinding Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 239000002912 waste gas Substances 0.000 abstract 1
- 238000002485 combustion reaction Methods 0.000 description 23
- 238000002844 melting Methods 0.000 description 15
- 230000008018 melting Effects 0.000 description 15
- 238000004064 recycling Methods 0.000 description 15
- 238000011068 loading method Methods 0.000 description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 12
- 229910052799 carbon Inorganic materials 0.000 description 12
- 229910000805 Pig iron Inorganic materials 0.000 description 10
- 239000000203 mixture Substances 0.000 description 10
- 239000000571 coke Substances 0.000 description 6
- 238000003912 environmental pollution Methods 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 238000002309 gasification Methods 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 238000005245 sintering Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000005054 agglomeration Methods 0.000 description 4
- 230000002776 aggregation Effects 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000005204 segregation Methods 0.000 description 2
- 230000002269 spontaneous effect Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
-
- 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
- C21B2100/66—Heat exchange
-
- 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
-
- 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
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2001-47849 | 2001-08-09 | ||
| KR20010047849 | 2001-08-09 | ||
| KR20010082328 | 2001-12-21 | ||
| KR2001-82328 | 2001-12-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2003116054A RU2003116054A (ru) | 2004-12-20 |
| RU2248401C2 true RU2248401C2 (ru) | 2005-03-20 |
Family
ID=26639286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2003116054A RU2248401C2 (ru) | 2001-08-09 | 2002-08-09 | Устройство рециркуляции побочного шлама в системе производства чугуна |
Country Status (4)
| Country | Link |
|---|---|
| KR (1) | KR100435443B1 (fr) |
| CN (1) | CN1269975C (fr) |
| RU (1) | RU2248401C2 (fr) |
| WO (1) | WO2003025230A1 (fr) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100913045B1 (ko) * | 2003-06-26 | 2009-08-20 | 주식회사 포스코 | 미분탄 제조 설비의 미파쇄탄 재활용시스템 |
| UA84305C2 (ru) * | 2003-12-05 | 2008-10-10 | Поско | Способ и устройство для получения расплава чугуна и горячекатанного стального листа |
| KR101121197B1 (ko) * | 2004-07-30 | 2012-03-23 | 주식회사 포스코 | 일반탄 및 분철광석을 직접 사용하는 용융가스화로에 미분탄재를 취입하는 용철제조장치 및 그 용철제조방법 |
| KR100829808B1 (ko) * | 2006-12-19 | 2008-05-19 | 주식회사 포스코 | 용철제조장치 및 용철제조방법 |
| AT508775B1 (de) | 2009-10-16 | 2011-04-15 | Siemens Vai Metals Tech Gmbh | Verfahren und vorrichtung zur herstellung von flüssigem roheisen in einem einschmelzvergaser unter nutzung von kohlenstoffhaltigem schlamm |
| CN103721845A (zh) * | 2013-12-27 | 2014-04-16 | 李鑫杰 | 从火炼含铁废渣中分离提取单质铁的方法 |
| KR101677549B1 (ko) * | 2015-12-14 | 2016-11-18 | 주식회사 포스코 | 용철 제조 방법 |
| CN106467930B (zh) * | 2016-09-28 | 2019-05-17 | 中国科学院过程工程研究所 | 一种钒钛磁铁矿流态化高温快速氧化还原的系统及方法 |
| CN106319126B (zh) * | 2016-09-28 | 2019-05-17 | 中国科学院过程工程研究所 | 一种用于钒钛磁铁矿流态化氧化还原的系统及方法 |
| CN112588238A (zh) * | 2020-12-18 | 2021-04-02 | 济宁峰润生物科技有限公司 | 一种高纯度高粘度的羧甲基纤维素钠生产设备及加工工艺 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4673432A (en) * | 1985-01-31 | 1987-06-16 | Korf Engineering Gmbh | Process for the production of pig iron |
| US4978387A (en) * | 1988-10-25 | 1990-12-18 | Deutsche Voest-Alpine Industrienalagenbau Gmbh | Process for the production of molten pig iron |
| RU2101361C1 (ru) * | 1993-05-07 | 1998-01-10 | Фоест-Альпине Индустрианлагенбау ГмбХ | Способ производства жидкого чугуна или стального полупродукта |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5192486A (en) * | 1990-03-30 | 1993-03-09 | Fior De Venezuela | Plant and process for fluidized bed reduction of ore |
| AT404735B (de) * | 1992-10-22 | 1999-02-25 | Voest Alpine Ind Anlagen | Verfahren und anlage zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten |
| KR100340490B1 (ko) * | 1996-12-24 | 2002-11-27 | 주식회사 포스코 | 미분탄을 이용한 용철제조방법 |
| JPH10251722A (ja) * | 1997-03-13 | 1998-09-22 | Nkk Corp | 流動層式予備還元炉の操業方法 |
| JPH11172309A (ja) * | 1997-12-04 | 1999-06-29 | Nkk Corp | 溶融還元装置 |
| KR100236193B1 (ko) * | 1997-12-20 | 1999-12-15 | 이구택 | 유동층을 이용한 용융선철 및 환원철 제조장치 및 용융선철 제조방법 |
| KR100435439B1 (ko) * | 2000-12-20 | 2004-06-10 | 주식회사 포스코 | 일반탄 및 분철광석을 이용한 용철제조설비에 있어서부생슬러지 재활용 장치 |
-
2002
- 2002-08-07 KR KR10-2002-0046523A patent/KR100435443B1/ko not_active Expired - Fee Related
- 2002-08-09 WO PCT/KR2002/001519 patent/WO2003025230A1/fr not_active Ceased
- 2002-08-09 RU RU2003116054A patent/RU2248401C2/ru active
- 2002-08-09 CN CNB028030680A patent/CN1269975C/zh not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4673432A (en) * | 1985-01-31 | 1987-06-16 | Korf Engineering Gmbh | Process for the production of pig iron |
| US4978387A (en) * | 1988-10-25 | 1990-12-18 | Deutsche Voest-Alpine Industrienalagenbau Gmbh | Process for the production of molten pig iron |
| RU2101361C1 (ru) * | 1993-05-07 | 1998-01-10 | Фоест-Альпине Индустрианлагенбау ГмбХ | Способ производства жидкого чугуна или стального полупродукта |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100435443B1 (ko) | 2004-06-10 |
| WO2003025230A1 (fr) | 2003-03-27 |
| CN1269975C (zh) | 2006-08-16 |
| CN1498279A (zh) | 2004-05-19 |
| KR20030014618A (ko) | 2003-02-19 |
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