RU2260624C2 - Устройство и способ рециркуляции железосодержащих пыли и шлама в процессе производства чугуна с использованием угля и рудной мелочи - Google Patents
Устройство и способ рециркуляции железосодержащих пыли и шлама в процессе производства чугуна с использованием угля и рудной мелочи Download PDFInfo
- Publication number
- RU2260624C2 RU2260624C2 RU2003133738A RU2003133738A RU2260624C2 RU 2260624 C2 RU2260624 C2 RU 2260624C2 RU 2003133738 A RU2003133738 A RU 2003133738A RU 2003133738 A RU2003133738 A RU 2003133738A RU 2260624 C2 RU2260624 C2 RU 2260624C2
- Authority
- RU
- Russia
- Prior art keywords
- pellets
- iron
- gas
- furnace
- dust
- Prior art date
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 157
- 239000000428 dust Substances 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 33
- 239000003245 coal Substances 0.000 title claims abstract description 17
- 229910001018 Cast iron Inorganic materials 0.000 title claims abstract description 13
- 229910052742 iron Inorganic materials 0.000 title claims description 65
- 238000004519 manufacturing process Methods 0.000 title claims description 19
- 239000008188 pellet Substances 0.000 claims abstract description 76
- 239000011701 zinc Substances 0.000 claims abstract description 44
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 38
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 38
- 239000011230 binding agent Substances 0.000 claims abstract description 16
- 238000004939 coking Methods 0.000 claims abstract description 16
- 238000001035 drying Methods 0.000 claims abstract description 10
- 238000001704 evaporation Methods 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims abstract description 6
- 239000007789 gas Substances 0.000 claims description 89
- 239000010802 sludge Substances 0.000 claims description 54
- 239000000203 mixture Substances 0.000 claims description 24
- 238000004064 recycling Methods 0.000 claims description 13
- 239000002245 particle Substances 0.000 claims description 11
- 239000000571 coke Substances 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 8
- 239000007858 starting material Substances 0.000 claims description 8
- 238000002844 melting Methods 0.000 claims description 7
- 230000008018 melting Effects 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 238000003723 Smelting Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000011261 inert gas Substances 0.000 claims description 5
- 238000011084 recovery Methods 0.000 claims description 5
- 230000018044 dehydration Effects 0.000 claims description 4
- 238000006297 dehydration reaction Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 238000011068 loading method Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 230000003134 recirculating effect Effects 0.000 claims description 3
- 239000000498 cooling water Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000009833 condensation Methods 0.000 claims 2
- 230000005494 condensation Effects 0.000 claims 2
- 238000007254 oxidation reaction Methods 0.000 claims 2
- QNDQILQPPKQROV-UHFFFAOYSA-N dizinc Chemical compound [Zn]=[Zn] QNDQILQPPKQROV-UHFFFAOYSA-N 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 230000008020 evaporation Effects 0.000 abstract description 2
- 230000002265 prevention Effects 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 abstract 2
- 230000015271 coagulation Effects 0.000 abstract 1
- 238000005345 coagulation Methods 0.000 abstract 1
- 238000011109 contamination Methods 0.000 abstract 1
- 238000007791 dehumidification Methods 0.000 abstract 1
- 229910000805 Pig iron Inorganic materials 0.000 description 6
- 239000004484 Briquette Substances 0.000 description 5
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000011946 reduction process Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- -1 Fe 3 O 3 ) Chemical compound 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- 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
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0073—Selection or treatment of the reducing gases
-
- 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
- C21B13/023—Making spongy iron or liquid steel, by direct processes in shaft furnaces wherein iron or steel is obtained in a molten state
-
- 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
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/24—Binding; Briquetting ; Granulating
- C22B1/2406—Binding; Briquetting ; Granulating pelletizing
-
- 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
- C22B19/00—Obtaining zinc or zinc oxide
- C22B19/30—Obtaining zinc or zinc oxide from metallic residues or scraps
-
- 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
- C22B5/16—Dry methods smelting of sulfides or formation of mattes with volatilisation or condensation of the metal being produced
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Dispersion Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2001/82315 | 2001-12-21 | ||
| KR20010082315A KR100584745B1 (ko) | 2001-12-21 | 2001-12-21 | 일반탄 및 분철광석을 이용한 용철제조공정에 있어서함철더스트 및 슬러지 재활용 장치 및 방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2003133738A RU2003133738A (ru) | 2005-05-10 |
| RU2260624C2 true RU2260624C2 (ru) | 2005-09-20 |
Family
ID=19717376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2003133738A RU2260624C2 (ru) | 2001-12-21 | 2002-12-17 | Устройство и способ рециркуляции железосодержащих пыли и шлама в процессе производства чугуна с использованием угля и рудной мелочи |
Country Status (4)
| Country | Link |
|---|---|
| KR (1) | KR100584745B1 (fr) |
| CN (1) | CN1242075C (fr) |
| RU (1) | RU2260624C2 (fr) |
| WO (1) | WO2003056039A1 (fr) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2533991C2 (ru) * | 2009-06-10 | 2014-11-27 | Кеки Хормусджи ГХАРДА | Способ получения чугуна, стальных полупродуктов и восстановительного газа и установка для его осуществления |
| US9382594B2 (en) | 2010-03-04 | 2016-07-05 | Primetals Technologies Austria GmbH | Process and apparatus for producing pressed articles |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| UA84305C2 (ru) * | 2003-12-05 | 2008-10-10 | Поско | Способ и устройство для получения расплава чугуна и горячекатанного стального листа |
| EP1689892B1 (fr) * | 2003-12-05 | 2010-10-13 | Posco | Appareil destine a la production de fonte liquide au moyen de blocs ou de fins morceaux de charbon et de fins minerais de fer, procede associe, acierie integree faisant intervenir cet appareil et procede associe |
| CN1852995A (zh) * | 2003-12-05 | 2006-10-25 | Posco公司 | 直接使用粉煤或块煤及铁粉矿制造铁水的设备、方法、采用它们的联合钢厂及方法 |
| BRPI0506138B1 (pt) * | 2004-07-12 | 2018-05-15 | Posco | Equipamento de fabricação de ferros compactados |
| KR101036645B1 (ko) * | 2004-07-16 | 2011-05-24 | 주식회사 포스코 | 분환원철 함유 환원체의 괴성체 제조 장치 및 이를 이용한용철제조장치 |
| WO2007134725A2 (fr) * | 2006-05-24 | 2007-11-29 | Saudi Basic Industries Corporation | Procédé de recyclage de sous-produits à base de fer dans l'industrie sidérurgique, boulette obtenue au moyen de ce procédé et son utilisation |
| KR100797828B1 (ko) * | 2006-12-27 | 2008-01-24 | 주식회사 포스코 | 펠렛 제조 장치 및 펠렛 제조 방법 |
| KR100934379B1 (ko) * | 2007-10-15 | 2009-12-30 | 주식회사 제철세라믹 | 유기성 바인더를 이용한 제철 소결용 소결 결합제 및제조방법과 소결결합제를 이용한 소결 공정 부산물처리방법. |
| KR100929182B1 (ko) * | 2007-12-20 | 2009-12-01 | 주식회사 포스코 | 바인더리스 브리켓의 제조 방법 및 제조 장치 |
| KR100929175B1 (ko) * | 2007-12-21 | 2009-12-01 | 주식회사 포스코 | 소결 생산성 향상 장치 및 이를 이용한 소결 생산성 향상방법 |
| CN101559423B (zh) * | 2008-04-17 | 2012-02-29 | 山东华联矿业股份有限公司 | 二次回收铁中矿的工艺 |
| AU2009270230B2 (en) * | 2008-07-11 | 2012-07-26 | Kabushiki Kaisha Kobe Seiko Sho | Briquette manufacturing method, reductive metal manufacturing method, and zinc or lead separation method |
| 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 |
| CN101713006B (zh) * | 2009-11-12 | 2011-08-17 | 东北大学 | 一种熔化气化炉试验装置 |
| CN102925675B (zh) * | 2011-07-27 | 2014-04-30 | 宝钢集团有限公司 | 熔融炼铁污泥回收方法 |
| KR20130072684A (ko) * | 2011-12-22 | 2013-07-02 | 주식회사 포스코 | 풍구 조립체 및 이를 이용한 용철제조장치 |
| KR101340451B1 (ko) * | 2011-12-27 | 2013-12-11 | 주식회사 포스코건설 | 합금철 제조장치 및 제조방법 |
| CN102534199B (zh) * | 2012-01-18 | 2013-08-07 | 中南大学 | 一种含锌铁粉尘综合利用工艺 |
| KR101403139B1 (ko) * | 2012-06-27 | 2014-06-03 | 주식회사 포스코 | 일관제철시스템 및 일관제철방법 |
| CN105102642A (zh) * | 2013-03-26 | 2015-11-25 | 株式会社Posco | 煤基炼铁工艺中排出的含铁副产物再循环的方法、用于该方法的系统和直接还原铁结块系统 |
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| CN111440952A (zh) * | 2020-05-20 | 2020-07-24 | 上海环境工程设计研究院有限公司 | 一种利用电镀污泥生产铜铁合金的系统及其方法 |
| CN111996365A (zh) * | 2020-08-06 | 2020-11-27 | 新疆八一钢铁股份有限公司 | 一种高效环保的废油泥处置方法 |
| CN112295478B (zh) * | 2020-09-17 | 2023-04-25 | 宁波领智机械科技有限公司 | 一种污泥水煤浆制备方法及其制浆系统 |
| CN114410990B (zh) * | 2022-01-20 | 2023-06-30 | 石棉蓝翔环保科技有限公司 | 一种利用矿热炉还原钒的装置及方法 |
| CN116694842A (zh) * | 2023-04-18 | 2023-09-05 | 武汉科技大学 | 一种氢基还原竖炉还原气流调节方法 |
Citations (4)
| 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 |
| WO1999001583A1 (fr) * | 1997-07-04 | 1999-01-14 | Voest-Alpine Industrieanlagenbau Gmbh | Procede d'utilisation de fines dans un gazeificateur a fusion |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT388390B (de) * | 1987-11-12 | 1989-06-12 | Voest Alpine Ag | Verfahren zum entzinken des materialflusses beim betrieb einer anlage zur roheisenerzeugung |
| US4963182A (en) * | 1989-03-14 | 1990-10-16 | Zia Technology, Inc. | Continuous feed shaft retort process for recovery of non-ferrous metals from process dust |
| JP3052706B2 (ja) * | 1993-12-10 | 2000-06-19 | 日本鋼管株式会社 | ダスト中の亜鉛回収方法 |
| KR970003636B1 (ko) * | 1994-12-31 | 1997-03-20 | 포항종합제철 주식회사 | 용융선철 및 용융강 제조시 분철광석을 환원시키는 환원로 |
| JPH0953129A (ja) * | 1995-08-18 | 1997-02-25 | Nippon Steel Corp | 製鉄ダストからの亜鉛の回収方法 |
| EP0972849A4 (fr) * | 1996-02-29 | 2000-02-09 | Nippon Steel Corp | Procede et appareil de traitement de poussiere de production de fer |
| KR100205090B1 (ko) * | 1996-09-24 | 1999-06-15 | 에모또 간지 | 아연함유 조성물의 처리방법 및 그 장치 |
| JPH10265860A (ja) * | 1997-03-27 | 1998-10-06 | Kawasaki Steel Corp | 金属スラジ類からの有価金属の回収方法 |
| KR100435439B1 (ko) * | 2000-12-20 | 2004-06-10 | 주식회사 포스코 | 일반탄 및 분철광석을 이용한 용철제조설비에 있어서부생슬러지 재활용 장치 |
| KR100584732B1 (ko) * | 2001-04-27 | 2006-05-30 | 주식회사 포스코 | 일반탄을 이용하는 용철제조공정에서의 폐기물 재활용방법 |
-
2001
- 2001-12-21 KR KR20010082315A patent/KR100584745B1/ko not_active Expired - Fee Related
-
2002
- 2002-12-17 CN CNB028102355A patent/CN1242075C/zh not_active Expired - Fee Related
- 2002-12-17 RU RU2003133738A patent/RU2260624C2/ru not_active IP Right Cessation
- 2002-12-17 WO PCT/KR2002/002370 patent/WO2003056039A1/fr not_active Ceased
Patent Citations (4)
| 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 |
| WO1999001583A1 (fr) * | 1997-07-04 | 1999-01-14 | Voest-Alpine Industrieanlagenbau Gmbh | Procede d'utilisation de fines dans un gazeificateur a fusion |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2533991C2 (ru) * | 2009-06-10 | 2014-11-27 | Кеки Хормусджи ГХАРДА | Способ получения чугуна, стальных полупродуктов и восстановительного газа и установка для его осуществления |
| US9382594B2 (en) | 2010-03-04 | 2016-07-05 | Primetals Technologies Austria GmbH | Process and apparatus for producing pressed articles |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1509339A (zh) | 2004-06-30 |
| KR20030055357A (ko) | 2003-07-04 |
| CN1242075C (zh) | 2006-02-15 |
| RU2003133738A (ru) | 2005-05-10 |
| WO2003056039A1 (fr) | 2003-07-10 |
| KR100584745B1 (ko) | 2006-05-30 |
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