BR0107801A - Processo para tratar escórias ou misturas de escórias - Google Patents
Processo para tratar escórias ou misturas de escóriasInfo
- Publication number
- BR0107801A BR0107801A BR0107801A BR0107801A BR0107801A BR 0107801 A BR0107801 A BR 0107801A BR 0107801 A BR0107801 A BR 0107801A BR 0107801 A BR0107801 A BR 0107801A BR 0107801 A BR0107801 A BR 0107801A
- Authority
- BR
- Brazil
- Prior art keywords
- slag
- weight
- steel
- treating
- mixtures
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B5/00—Treatment of metallurgical slag ; Artificial stone from molten metallurgical slag
- C04B5/06—Ingredients, other than water, added to the molten slag or to the granulating medium or before remelting; Treatment with gases or gas generating compounds, e.g. to obtain porous slag
-
- 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
- C21B3/06—Treatment of liquid slag
-
- 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
- C21C5/28—Manufacture of steel in the converter
- C21C5/36—Processes yielding slags of special composition
-
- 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/0025—Adding carbon material
-
- 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/0087—Treatment of slags covering the steel bath, e.g. for separating slag from the molten metal
-
- 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
- C22B7/04—Working-up slag
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/02—Physical or chemical treatment of slags
- C21B2400/022—Methods of cooling or quenching molten slag
- C21B2400/028—Methods of cooling or quenching molten slag with the permanent addition of cooled slag or other solids
-
- 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)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Analytical Chemistry (AREA)
- Structural Engineering (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Abstract
"PROCESSO PARA TRATAR ESCóRIAS OU MISTURAS DE ESCóRIAS". A invenção refere-se a um processo para tratar escórias ou misturas de escórias com um teor de óxido de ferro de > 5%, em peso, especialmente escórias de aciarias, no qual as escórias de aço são eventualmente misturadas com outras escórias em um banho de metal, aplica-se como banho de metal um banho de aço com um teor de C de < 1,5%, em peso, de preferência, < 0,5%, em peso e o banho de aço após o emprego das escórias de acima para mais de 2,0%, em peso de C, de preferência, > 2,5%, em peso, é carburado pela introdução de carbono ou de veículos de carbono.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT652000 | 2000-01-28 | ||
| PCT/AT2001/000010 WO2001055459A1 (de) | 2000-01-28 | 2001-01-18 | Verfahren zum behandeln von schlacken oder schlackengemischen auf einem eisenbad |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BR0107801A true BR0107801A (pt) | 2002-10-22 |
| BR0107801B1 BR0107801B1 (pt) | 2009-01-13 |
Family
ID=3480585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0107801-1A BR0107801B1 (pt) | 2000-01-28 | 2001-01-18 | processo para tratar escàrias ou misturas de escàrias. |
Country Status (22)
| Country | Link |
|---|---|
| US (1) | US6843828B2 (pt) |
| EP (1) | EP1252343B1 (pt) |
| JP (1) | JP4249417B2 (pt) |
| KR (1) | KR100580347B1 (pt) |
| CN (1) | CN1292080C (pt) |
| AR (1) | AR027285A1 (pt) |
| AU (1) | AU778627B2 (pt) |
| BR (1) | BR0107801B1 (pt) |
| CA (1) | CA2398344C (pt) |
| CZ (1) | CZ297883B6 (pt) |
| DE (1) | DE50100439D1 (pt) |
| ES (1) | ES2203588T3 (pt) |
| HU (1) | HUP0203820A2 (pt) |
| MX (1) | MXPA02007083A (pt) |
| PL (1) | PL194977B1 (pt) |
| PT (1) | PT1252343E (pt) |
| RU (1) | RU2238331C2 (pt) |
| SK (1) | SK286013B6 (pt) |
| TW (1) | TW533243B (pt) |
| UA (1) | UA74810C2 (pt) |
| WO (1) | WO2001055459A1 (pt) |
| ZA (1) | ZA200205111B (pt) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT412283B (de) * | 2003-05-16 | 2004-12-27 | Voest Alpine Ind Anlagen | Verfahren zum verwerten von schlacke |
| AT412723B (de) * | 2003-06-30 | 2005-06-27 | Patco Engineering Gmbh | Verfahren zum konditionieren von schlacken und stäuben aus der edelstahlherstellung |
| UA85217C2 (ru) * | 2004-01-30 | 2009-01-12 | ТЕКНОЛОДЖИКАЛ РЕСОРСИЗ ПиТиВай. ЛИМИТЕД | Способ и устройство для производства железосодержащих продуктов |
| CA2563338A1 (en) * | 2004-05-18 | 2005-12-01 | Holcim Ltd. | Method for reducing cr from cr-containing metallurgical slags |
| CN102019286B (zh) * | 2010-12-13 | 2011-11-09 | 济南鲍安环保技术开发有限公司 | 一种磁选后钢渣尾渣的处理方法 |
| KR101257054B1 (ko) | 2011-06-28 | 2013-04-22 | 현대제철 주식회사 | 슬러지를 이용한 전기로용 스크랩 제조방법 |
| WO2014003123A1 (ja) | 2012-06-27 | 2014-01-03 | 新日鐵住金株式会社 | 製鋼スラグ還元処理方法 |
| US10612104B2 (en) | 2013-07-24 | 2020-04-07 | Nippon Steel Corporation | Exhaust gas treatment method and exhaust gas treatment facility |
| CN105143137B (zh) * | 2013-07-25 | 2018-05-04 | 杰富意钢铁株式会社 | 水泥原料用高炉水淬炉渣及其筛选方法 |
| CN103710480B (zh) * | 2013-12-06 | 2016-01-20 | 济南鲍德炉料有限公司 | 一种液态钢渣余热还原铁矿石的生产方法 |
| EP3557171A4 (en) | 2016-12-16 | 2020-05-06 | Nippon Steel Corporation | ELECTRIC OVEN |
| BR112019010696B1 (pt) | 2016-12-16 | 2023-03-28 | Nippon Steel Corporation | Forno elétrico |
| DE102017119675B4 (de) * | 2017-08-28 | 2019-07-04 | Voestalpine Stahl Gmbh | Verfahren zur Behandlung von Schlacke |
| CN111440918A (zh) * | 2020-04-07 | 2020-07-24 | 包头钢铁（集团）有限责任公司 | 一种利用回收资源对脱磷渣去泡沫化的方法 |
| DE102020205493A1 (de) | 2020-04-30 | 2021-11-04 | Sms Group Gmbh | Verfahren zum Herstellen von flüssigem Roheisen aus einem DRI-Produkt |
| JP7128602B1 (ja) | 2022-03-11 | 2022-08-31 | 山田 榮子 | 産業廃棄物の少ない屑鉄の溶解方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA993661A (en) * | 1972-02-15 | 1976-07-27 | Nils F. Tiberg | Method of environment-protective and economic recovery of metallurgical slags |
| JPS5514802A (en) * | 1978-06-30 | 1980-02-01 | Nippon Kokan Kk <Nkk> | Treating method for molten metal generated at reduction treatment for slag from steel manufacture |
| US4304598A (en) * | 1980-09-19 | 1981-12-08 | Klockner-Werke Ag | Method for producing steel from solid, iron containing pieces |
| DE59402298D1 (de) * | 1993-09-07 | 1997-05-07 | Holderbank Financ Glarus | Verfahren zum herstellen von stahl und hydraulisch aktiven bindemitteln |
| HRP970303B1 (en) * | 1996-06-05 | 2002-06-30 | Holderbank Financ Glarus | Method for making pozzolans, synthetic blast-furnance slag, belite or alite clinkers, and pig-iron alloys, from oxidic slag and a device for implementing this method |
| RU2105073C1 (ru) * | 1997-04-25 | 1998-02-20 | Александров Борис Леонидович | Способ обработки ванадиевого шлака |
| RU2121518C1 (ru) * | 1997-05-21 | 1998-11-10 | Открытое акционерное общество "Институт Гинцветмет" | Способ переработки оксидного сырья, содержащего цветные металлы |
| ATE377659T1 (de) | 1997-09-15 | 2007-11-15 | Holcim Ltd | Verfahren zum aufarbeiten von stahlschlacken und eisenträgern zur gewinnung von roheisen und umweltverträglichen schlacken |
-
2001
- 2001-01-18 CA CA002398344A patent/CA2398344C/en not_active Expired - Fee Related
- 2001-01-18 KR KR1020027009591A patent/KR100580347B1/ko not_active Expired - Fee Related
- 2001-01-18 PT PT01901010T patent/PT1252343E/pt unknown
- 2001-01-18 HU HU0203820A patent/HUP0203820A2/hu unknown
- 2001-01-18 MX MXPA02007083A patent/MXPA02007083A/es active IP Right Grant
- 2001-01-18 SK SK956-2002A patent/SK286013B6/sk not_active IP Right Cessation
- 2001-01-18 UA UA2002075481A patent/UA74810C2/uk unknown
- 2001-01-18 US US10/182,057 patent/US6843828B2/en not_active Expired - Lifetime
- 2001-01-18 TW TW90101178A patent/TW533243B/zh not_active IP Right Cessation
- 2001-01-18 JP JP2001554488A patent/JP4249417B2/ja not_active Expired - Fee Related
- 2001-01-18 WO PCT/AT2001/000010 patent/WO2001055459A1/de not_active Ceased
- 2001-01-18 DE DE50100439T patent/DE50100439D1/de not_active Expired - Lifetime
- 2001-01-18 EP EP01901010A patent/EP1252343B1/de not_active Expired - Lifetime
- 2001-01-18 AU AU26522/01A patent/AU778627B2/en not_active Ceased
- 2001-01-18 BR BRPI0107801-1A patent/BR0107801B1/pt not_active IP Right Cessation
- 2001-01-18 CN CNB018042724A patent/CN1292080C/zh not_active Expired - Fee Related
- 2001-01-18 ES ES01901010T patent/ES2203588T3/es not_active Expired - Lifetime
- 2001-01-18 PL PL356415A patent/PL194977B1/pl not_active IP Right Cessation
- 2001-01-18 RU RU2002123053A patent/RU2238331C2/ru not_active IP Right Cessation
- 2001-01-18 CZ CZ20022782A patent/CZ297883B6/cs not_active IP Right Cessation
- 2001-01-25 AR ARP010100315 patent/AR027285A1/es not_active Application Discontinuation
-
2002
- 2002-06-25 ZA ZA200205111A patent/ZA200205111B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP1252343A1 (de) | 2002-10-30 |
| RU2238331C2 (ru) | 2004-10-20 |
| EP1252343B1 (de) | 2003-07-30 |
| CZ20022782A3 (cs) | 2003-03-12 |
| JP4249417B2 (ja) | 2009-04-02 |
| CZ297883B6 (cs) | 2007-04-18 |
| PT1252343E (pt) | 2003-12-31 |
| KR100580347B1 (ko) | 2006-05-16 |
| KR20020090212A (ko) | 2002-11-30 |
| US6843828B2 (en) | 2005-01-18 |
| MXPA02007083A (es) | 2004-09-06 |
| UA74810C2 (en) | 2006-02-15 |
| DE50100439D1 (de) | 2003-09-04 |
| SK9562002A3 (en) | 2003-04-01 |
| JP2003520899A (ja) | 2003-07-08 |
| ZA200205111B (en) | 2003-12-31 |
| AU2652201A (en) | 2001-08-07 |
| SK286013B6 (sk) | 2008-01-07 |
| WO2001055459A1 (de) | 2001-08-02 |
| CN1292080C (zh) | 2006-12-27 |
| PL356415A1 (en) | 2004-06-28 |
| CN1401009A (zh) | 2003-03-05 |
| RU2002123053A (ru) | 2004-02-20 |
| PL194977B1 (pl) | 2007-07-31 |
| HUP0203820A2 (en) | 2003-04-28 |
| CA2398344C (en) | 2008-04-08 |
| TW533243B (en) | 2003-05-21 |
| ES2203588T3 (es) | 2004-04-16 |
| AR027285A1 (es) | 2003-03-19 |
| BR0107801B1 (pt) | 2009-01-13 |
| CA2398344A1 (en) | 2001-08-02 |
| US20030140732A1 (en) | 2003-07-31 |
| AU778627B2 (en) | 2004-12-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 18/01/2001, OBSERVADAS AS CONDICOES LEGAIS. |
|
| B25A | Requested transfer of rights approved |
Owner name: HOLCIM TECHNOLOGY LTD. (CH) Free format text: TRANSFERIDO DE: HOLCIM LTD. |
|
| B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE A 18A ANUIDADE. |
|
| B24J | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12) |
Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2497 DE 13-11-2018 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |