JPH0413409B2 - - Google Patents
Info
- Publication number
- JPH0413409B2 JPH0413409B2 JP32306287A JP32306287A JPH0413409B2 JP H0413409 B2 JPH0413409 B2 JP H0413409B2 JP 32306287 A JP32306287 A JP 32306287A JP 32306287 A JP32306287 A JP 32306287A JP H0413409 B2 JPH0413409 B2 JP H0413409B2
- Authority
- JP
- Japan
- Prior art keywords
- pellets
- smelting furnace
- rotary reduction
- furnace
- reduction smelting
- 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.)
- Expired - Lifetime
Links
- 239000008188 pellet Substances 0.000 claims abstract description 64
- 238000000034 method Methods 0.000 claims abstract description 44
- 239000000428 dust Substances 0.000 claims abstract description 40
- 239000000463 material Substances 0.000 claims abstract description 25
- 239000007787 solid Substances 0.000 claims abstract description 16
- 239000011230 binding agent Substances 0.000 claims abstract description 8
- 239000007789 gas Substances 0.000 claims description 47
- 238000003723 Smelting Methods 0.000 claims description 42
- 239000003517 fume Substances 0.000 claims description 27
- 238000002156 mixing Methods 0.000 claims description 19
- 238000012545 processing Methods 0.000 claims description 17
- 239000002699 waste material Substances 0.000 claims description 17
- 238000005453 pelletization Methods 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 13
- 238000005266 casting Methods 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 238000001035 drying Methods 0.000 claims description 11
- 238000002844 melting Methods 0.000 claims description 11
- 230000008018 melting Effects 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 10
- 239000000446 fuel Substances 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 9
- 229910044991 metal oxide Inorganic materials 0.000 claims description 8
- 150000004706 metal oxides Chemical class 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- 239000003575 carbonaceous material Substances 0.000 claims description 6
- 239000003245 coal Substances 0.000 claims description 5
- 239000010802 sludge Substances 0.000 claims description 5
- 239000011233 carbonaceous binding agent Substances 0.000 claims description 4
- 239000000571 coke Substances 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 238000000746 purification Methods 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 3
- 238000004513 sizing Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 239000013056 hazardous product Substances 0.000 claims description 2
- 230000009970 fire resistant effect Effects 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 46
- 229910052742 iron Inorganic materials 0.000 abstract description 19
- 239000002893 slag Substances 0.000 abstract description 11
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 abstract description 9
- 239000003638 chemical reducing agent Substances 0.000 abstract description 9
- 231100001261 hazardous Toxicity 0.000 abstract description 8
- 229910001385 heavy metal Inorganic materials 0.000 abstract description 7
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 abstract description 6
- 229910000464 lead oxide Inorganic materials 0.000 abstract description 6
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 abstract description 6
- 239000011701 zinc Substances 0.000 abstract description 6
- 229910000805 Pig iron Inorganic materials 0.000 abstract description 5
- 229910052725 zinc Inorganic materials 0.000 abstract description 3
- 239000011787 zinc oxide Substances 0.000 abstract description 3
- 229910003439 heavy metal oxide Inorganic materials 0.000 abstract description 2
- 239000003500 flue dust Substances 0.000 abstract 2
- 238000011109 contamination Methods 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 12
- 238000010891 electric arc Methods 0.000 description 12
- 239000002920 hazardous waste Substances 0.000 description 8
- 238000002485 combustion reaction Methods 0.000 description 7
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 230000007613 environmental effect Effects 0.000 description 5
- 235000013980 iron oxide Nutrition 0.000 description 5
- 239000000155 melt Substances 0.000 description 4
- 230000001590 oxidative effect Effects 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- 239000010852 non-hazardous waste Substances 0.000 description 3
- 239000002910 solid waste Substances 0.000 description 3
- 238000010923 batch production Methods 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000001465 metallisation Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000012768 molten material Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000011946 reduction process Methods 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 238000012958 reprocessing Methods 0.000 description 2
- 238000009628 steelmaking Methods 0.000 description 2
- 231100000167 toxic agent Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 239000003570 air Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000009089 cytolysis Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 239000003077 lignite Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- 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
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
-
- 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
-
- 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
- C22B13/00—Obtaining lead
- C22B13/02—Obtaining lead by dry processes
-
- 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
- C22B19/04—Obtaining zinc by distilling
-
- 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
- C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents
-
- 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
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S75/00—Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
- Y10S75/958—Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures with concurrent production of iron and other desired nonmetallic product, e.g. energy, fertilizer
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Treatment Of Sludge (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/946,550 US4758268A (en) | 1986-12-23 | 1986-12-23 | Method and apparatus for reclaiming metal values from electric arc furnace flue dust and sludge and rendering residual solids recyclable or non-hazardous |
| US946550 | 1986-12-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63199828A JPS63199828A (ja) | 1988-08-18 |
| JPH0413409B2 true JPH0413409B2 (en]) | 1992-03-09 |
Family
ID=25484638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62323062A Granted JPS63199828A (ja) | 1986-12-23 | 1987-12-22 | 電弧炉フリューダストおよびスラッジの処理装置および方法 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4758268A (en]) |
| EP (1) | EP0275863B1 (en]) |
| JP (1) | JPS63199828A (en]) |
| AT (1) | ATE81678T1 (en]) |
| CA (1) | CA1308262C (en]) |
| DE (1) | DE3782329T2 (en]) |
| ES (1) | ES2035109T3 (en]) |
| MX (1) | MX165769B (en]) |
Families Citing this family (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6490081A (en) * | 1987-10-01 | 1989-04-05 | Nippon Steel Corp | Treatment of electric-furnace dust |
| AT392289B (de) * | 1988-04-08 | 1991-02-25 | Voest Alpine Stahl Donawitz | Verfahren zur verwertung von zinkhaeltigen huettenstaeuben und -schlaemmen |
| 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 |
| US5104446A (en) * | 1989-09-29 | 1992-04-14 | Iron Tiger Investment Inc. | Agglomeration process |
| US5364441A (en) * | 1990-02-13 | 1994-11-15 | Illawarra Technology Corporation Limited | Cotreatment of sewage and steelworks wastes |
| US5428906A (en) * | 1990-10-23 | 1995-07-04 | Pcl Environmental, Inc. | Sludge treatment system |
| US5557873A (en) * | 1990-10-23 | 1996-09-24 | Pcl/Smi, A Joint Venture | Method of treating sludge containing fibrous material |
| FR2672903B1 (fr) * | 1991-02-18 | 1993-04-23 | Air Liquide | Procede et installation de recuperation de rebuts metalliques. |
| US5180421A (en) * | 1991-03-11 | 1993-01-19 | Rostoker, Inc. | Method and apparatus for recovering useful products from waste streams |
| US5186741A (en) * | 1991-04-12 | 1993-02-16 | Zia Patent Company | Direct reduction process in a rotary hearth furnace |
| IT1252983B (it) * | 1991-10-21 | 1995-07-10 | Beltrame Danieli Ambiente S P | Procedimento di trattamento pirometallurgico degli ossidi di ferro e dei metalli pesanti presenti nei fumi dei forni elettrici ad arco |
| US5186742A (en) * | 1991-11-27 | 1993-02-16 | Chemical Lime Company | Method and composition for use in recycling metal containing furnace dust |
| DE19509285C2 (de) * | 1995-03-15 | 1997-03-20 | Gutehoffnungshuette Man | Schmelzgefäßanlage |
| GB9523229D0 (en) * | 1995-11-14 | 1996-01-17 | Allied Dust Processing Ltd | Method of processing finely divided material incorporating metal based constituents |
| EP0781856B1 (en) * | 1995-12-11 | 2000-08-23 | Sumitomo Heavy Industries, Ltd. | Method and apparatus for recycling iron and steel industry waste |
| ES2146539B1 (es) * | 1998-05-28 | 2001-03-16 | Muga S L | Procedimiento de reciclado de polvo de aceria y producto obtenido con este procedimiento. |
| ES2143956B1 (es) * | 1998-06-09 | 2000-12-16 | Muga S L | Procedimiento de reciclado de residuos de la siderometalurgia y producto obtenido con este procedimiento. |
| US6005149A (en) * | 1998-08-18 | 1999-12-21 | Engineering, Separation & Recycling, Ltd. Co. | Method and apparatus for processing organic materials to produce chemical gases and carbon char |
| TW461920B (en) * | 1998-09-25 | 2001-11-01 | Mitsubishi Heavy Ind Ltd | Method of producing reduced iron and production facilities therefor |
| US6379421B1 (en) * | 1999-02-25 | 2002-04-30 | Hylsa S.A. De C.V. | Method and apparatus removing undesirable metals from iron-containing materials |
| DE19946430A1 (de) | 1999-09-28 | 2001-04-05 | Bus Zinkrecycling Freiberg | Verfahren zur Verwertung von Eisen, Zink und Blei enthaltenden Sekundärrohstoffen |
| US6395060B1 (en) | 2000-06-19 | 2002-05-28 | Maumee Research & Engineering, Incorporated | Furnace flue dust processing method |
| DE60109159D1 (de) | 2000-06-19 | 2005-04-07 | Maumee Res & Engineering Inc | Verfahren zur behandlung zink-, kadmium- und bleihaltiger ofenstäube durch erhitzung in gegenwart von kohleartigen materialien |
| JP2002020813A (ja) | 2000-07-05 | 2002-01-23 | Mitsubishi Heavy Ind Ltd | 還元鉄製造装置 |
| DE10042112A1 (de) * | 2000-08-28 | 2002-03-14 | Sms Demag Ag | Verfahren zur Behandlung wertstoffhaltigen Staubes |
| DE10160130A1 (de) * | 2001-12-08 | 2003-06-26 | Wolfgang Schwetlick | Gewinnung von Schwermetallen aus Rückständen und Abfall |
| TW200403344A (en) | 2002-06-18 | 2004-03-01 | Kobe Steel Ltd | Method of producing stainless steel by re-using waste material of stainless steel producing process |
| CN1856624A (zh) * | 2003-09-17 | 2006-11-01 | 阿斯藤库克株式会社 | 倾动式加热装置及被加热物的现场加热处理系统 |
| US20060213330A1 (en) * | 2005-03-22 | 2006-09-28 | Hsieh Chen H | Method for recycling metallic sludge |
| DE102007048962A1 (de) | 2007-10-12 | 2009-04-16 | Sms Demag Ag | Elektroofen |
| US8163230B2 (en) * | 2008-08-29 | 2012-04-24 | Global Research and Engineering, LLC | Rotary hearth furnace for treating metal oxide materials |
| CZ301924B6 (cs) | 2009-02-10 | 2010-08-04 | Raclavský@Milan | Technologie rafinace kovonosných odpadu s obsahem zinku v rotacní peci |
| JP6017179B2 (ja) * | 2012-05-16 | 2016-10-26 | 株式会社シンコーフレックス | 金属酸化物系廃棄物からの金属回収方法と、その方法の実施装置 |
| CN108138260B (zh) | 2015-08-24 | 2020-08-07 | 伍恩加有限公司 | 由含铜和含硫的材料制备各种金属及其衍生物的方法 |
| CN109906128A (zh) | 2016-08-24 | 2019-06-18 | 伍恩加有限公司 | 低熔点金属或合金粉末雾化生产工艺 |
| CN106676274B (zh) * | 2016-11-21 | 2018-09-28 | 西北矿冶研究院 | 一种钢丝绳产业含高铁高磷废渣中铅锌资源化利用的方法 |
| EA033560B1 (ru) * | 2017-06-23 | 2019-10-31 | Belarusian National Technical Univ | Способ малотоннажного рециклинга дисперсных железосодержащих металлоотходов без их предварительной подготовки путем твердо-жидкофазного восстановления в ротационной наклоняющейся печи с получением чугуна или стали |
| CA3090714C (en) | 2018-02-15 | 2021-07-20 | 5N Plus Inc. | High melting point metal or alloy powders atomization manufacturing processes |
| EP4265758B1 (en) * | 2021-07-16 | 2025-08-20 | Yunnan Tin Co. Ltd. Tin Branch | System and method for smelting tin-containing material |
| CN116254409A (zh) * | 2023-01-06 | 2023-06-13 | 重庆赛迪热工环保工程技术有限公司 | 用于处理粘性污泥的直接还原工艺及装置 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2805930A (en) * | 1953-03-10 | 1957-09-10 | Strategic Udy Metallurg & Chem | Process of producing iron from iron-oxide material |
| US3150958A (en) * | 1958-11-27 | 1964-09-29 | Elektrokemisk As | Process for the reduction of metals from oxide |
| US3206299A (en) * | 1961-10-18 | 1965-09-14 | Independence Foundation | Dense-bed, rotary, kiln process and apparatus for pretreatment of a metallurgical charge |
| FR1544303A (fr) * | 1966-11-12 | 1968-10-31 | Duisburger Kupferhuette | Procédé de traitement de fines poussières contenant des métaux |
| US3656735A (en) * | 1969-03-03 | 1972-04-18 | Thermetics Inc | Scrap reclamation |
| US3756804A (en) * | 1972-02-16 | 1973-09-04 | Deltech Inc | Process for reclamation of flue dust |
| US3938987A (en) * | 1973-04-23 | 1976-02-17 | Mcdowell-Wellman Engineering Company | Process for preparing a smelter furnace charge composition |
| US4063930A (en) * | 1974-11-22 | 1977-12-20 | Republic Steel Corporation | Preparation of weatherable ferrite agglomerate |
| SE7813132L (sv) * | 1977-12-24 | 1979-06-25 | Luebeck Metallhuette | Forfarande for anrikning av uppkommande slam, serskilt vid rening av masugnsgas |
| US4266966A (en) * | 1979-03-28 | 1981-05-12 | Stirling Harold T | Dust treatment |
| JPS6053090B2 (ja) * | 1983-07-26 | 1985-11-22 | 住友金属鉱山株式会社 | 鉄鋼ダストからΖｎおよびＰｂを回収する方法 |
| DE3584865D1 (de) * | 1984-09-11 | 1992-01-23 | Sumitomo Heavy Industries | Verfahren zur rueckgewinnung von hochwertigen metallen aus eisenstaub mit hohem zinkgehalt. |
| AT380901B (de) * | 1984-09-28 | 1986-07-25 | Voest Alpine Ag | Verfahren zur rueckgewinnung von metallen aus metalloxidhaeltigen huettenstaeuben sowie anlage zur durchfuehrung des verfahrens |
-
1986
- 1986-12-23 US US06/946,550 patent/US4758268A/en not_active Expired - Fee Related
-
1987
- 1987-12-10 CA CA 553973 patent/CA1308262C/en not_active Expired - Fee Related
- 1987-12-15 AT AT87890291T patent/ATE81678T1/de active
- 1987-12-15 EP EP19870890291 patent/EP0275863B1/en not_active Expired - Lifetime
- 1987-12-15 DE DE8787890291T patent/DE3782329T2/de not_active Expired - Fee Related
- 1987-12-15 ES ES87890291T patent/ES2035109T3/es not_active Expired - Lifetime
- 1987-12-22 JP JP62323062A patent/JPS63199828A/ja active Granted
- 1987-12-23 MX MX991087A patent/MX165769B/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0275863A1 (en) | 1988-07-27 |
| JPS63199828A (ja) | 1988-08-18 |
| EP0275863B1 (en) | 1992-10-21 |
| DE3782329T2 (de) | 1993-04-22 |
| ES2035109T3 (es) | 1993-04-16 |
| MX165769B (es) | 1992-12-03 |
| CA1308262C (en) | 1992-10-06 |
| US4758268A (en) | 1988-07-19 |
| DE3782329D1 (de) | 1992-11-26 |
| ATE81678T1 (de) | 1992-11-15 |
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