BRPI0104932B8 - método para a descarga de um produto reduzido de um forno de fornalha móvel e dispositivo de descarga - Google Patents

método para a descarga de um produto reduzido de um forno de fornalha móvel e dispositivo de descarga

Info

Publication number
BRPI0104932B8
BRPI0104932B8 BRPI0104932A BR0104932A BRPI0104932B8 BR PI0104932 B8 BRPI0104932 B8 BR PI0104932B8 BR PI0104932 A BRPI0104932 A BR PI0104932A BR 0104932 A BR0104932 A BR 0104932A BR PI0104932 B8 BRPI0104932 B8 BR PI0104932B8
Authority
BR
Brazil
Prior art keywords
furnace
reduced product
discharging
mobile
unloading device
Prior art date
Application number
BRPI0104932A
Other languages
English (en)
Other versions
BR0104932A (pt
BR0104932B1 (pt
Inventor
Kanji Takeda
Natuo Ishiwata
Tatsuya Ozawa
Tetsuya Kikui
Tetsuya Yamamoto
Yoshitaka Sawa
Original Assignee
Jfe Steel Corp
Kawasaki Steel Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP2001080198A external-priority patent/JP3937737B2/ja
Priority claimed from JP2001080929A external-priority patent/JP2002220612A/ja
Priority claimed from JP2001083927A external-priority patent/JP2002277168A/ja
Priority claimed from JP2001090330A external-priority patent/JP3867506B2/ja
Application filed by Jfe Steel Corp, Kawasaki Steel Co filed Critical Jfe Steel Corp
Publication of BR0104932A publication Critical patent/BR0104932A/pt
Publication of BR0104932B1 publication Critical patent/BR0104932B1/pt
Publication of BRPI0104932B8 publication Critical patent/BRPI0104932B8/pt

Links

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
    • C21B13/0046—Making spongy iron or liquid steel, by direct processes making metallised agglomerates or iron oxide
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
    • C21B13/105—Rotary hearth-type furnaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
    • F27B9/16—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a circular or arcuate path
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/0025—Charging or loading melting furnaces with material in the solid state
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/0033—Charging; Discharging; Manipulation of charge charging of particulate material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/08—Screw feeders; Screw dischargers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/12—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity with special arrangements for preheating or cooling the charge
    • F27B2009/124—Cooling
    • F27B2009/126—Cooling involving the circulation of cooling gases, e.g. air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D2003/0034—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities
    • F27D2003/0039—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities comprising magnetic means
    • F27D2003/004—Magnetic lifters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D2003/0034—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities
    • F27D2003/0051—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities comprising means to pick up the charge and put it down
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D2003/0034—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities
    • F27D2003/0063—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities comprising endless belts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D9/00—Cooling of furnaces or of charges therein
    • F27D2009/0002—Cooling of furnaces
    • F27D2009/001—Cooling of furnaces the cooling medium being a fluid other than a gas
    • F27D2009/0013—Cooling of furnaces the cooling medium being a fluid other than a gas the fluid being water
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Tunnel Furnaces (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)

Abstract

patente de invenção: "método para a descarga de um produto reduzido de um forno de fornalha móvel e dispositivo de descarga". um método para a descarga de um produto reduzido produzido sobre uma fornalha móvel de um forno de fornalha móvel utiliza um dispositivo de descarga. o dispositivo de descarga inclui uma unidade de remoção para a remoção do produto reduzido a partir da fornalha móvel, uma unidade de separação para a separação do produto reduzido de um redutor sólido, uma unidade de liberação e de entrada - saída para deixar substâncias diferentes além do produto reduzido sobre uma camada de redutor sólido ou retornar as substâncias para a camada de redutor sólido, e uma unidade de descarga para a descarga do produto reduzido para fora do forno de fornalha móvel.
BRPI0104932A 2000-10-31 2001-10-31 método para a descarga de um produto reduzido de um forno de fornalha móvel e dispositivo de descarga BRPI0104932B8 (pt)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2000331832 2000-10-31
JP2000356679 2000-11-22
JP2000356680 2000-11-22
JP2001080198A JP3937737B2 (ja) 2000-11-22 2001-03-21 移動型炉床炉における生成物の排出装置
JP2001080929A JP2002220612A (ja) 2000-10-31 2001-03-21 移動型炉床炉における生成物の排出方法およびその装置
JP2001083927A JP2002277168A (ja) 2001-03-23 2001-03-23 移動型炉床炉からの反応生成物の排出方法およびその装置
JP2001090330A JP3867506B2 (ja) 2001-03-27 2001-03-27 移動型炉床炉の生成物排出装置

Publications (3)

Publication Number Publication Date
BR0104932A BR0104932A (pt) 2002-06-25
BR0104932B1 BR0104932B1 (pt) 2013-12-31
BRPI0104932B8 true BRPI0104932B8 (pt) 2015-12-22

Family

ID=27567000

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0104932A BRPI0104932B8 (pt) 2000-10-31 2001-10-31 método para a descarga de um produto reduzido de um forno de fornalha móvel e dispositivo de descarga

Country Status (5)

Country Link
US (4) US20020053307A1 (pt)
EP (1) EP1201772A1 (pt)
KR (1) KR100515169B1 (pt)
CN (1) CN100476333C (pt)
BR (1) BRPI0104932B8 (pt)

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US20020053307A1 (en) * 2000-10-31 2002-05-09 Natsuo Ishiwata Method for discharging reduced product from a moveable-hearth furnace and a discharging device
JP4266284B2 (ja) * 2001-07-12 2009-05-20 株式会社神戸製鋼所 金属鉄の製法
JP2003034813A (ja) * 2001-07-24 2003-02-07 Kobe Steel Ltd 粒状金属鉄とスラグの分離促進方法
KR100649732B1 (ko) * 2001-09-19 2006-11-27 신닛뽄세이테쯔 카부시키카이샤 환원철 괴성화물의 냉각방법 및 냉각장치
JP4153281B2 (ja) * 2002-10-08 2008-09-24 株式会社神戸製鋼所 酸化チタン含有スラグの製造方法
JP4212873B2 (ja) * 2002-11-22 2009-01-21 新日鉄エンジニアリング株式会社 回転炉床炉用原料供給装置
TWI282818B (en) * 2003-01-16 2007-06-21 Kobe Steel Ltd A rotary hearth furnace and iron production method thereby
CA2590259C (en) * 2004-12-07 2016-02-16 Nu-Iron Technology, Llc Method and system for producing metallic iron nuggets
US7655181B2 (en) * 2006-04-06 2010-02-02 Nippon Steel Engineering Co., Ltd. Screw conveyor of rotary hearth furnace for discharging reduced iron
KR100775026B1 (ko) * 2006-05-24 2007-11-09 주식회사 오병 수평 이동 로보트용 더스트커버 밀착장치
CA2675311A1 (en) * 2007-01-12 2008-07-24 Nu-Iron Technology, Llc System and method for cooling and removing iron from a hearth
KR101008366B1 (ko) * 2008-05-21 2011-01-14 주식회사 포스코 연원료 소결장치
WO2011001288A2 (en) 2009-06-29 2011-01-06 Bairong Li Metal reduction processes, metallurgical processes and products and apparatus
JP5406803B2 (ja) * 2010-08-09 2014-02-05 株式会社神戸製鋼所 粒状金属鉄の製造装置、および粒状金属鉄の製造方法
JP2014039921A (ja) * 2012-07-23 2014-03-06 Ricoh Co Ltd 乾式クリーニング筐体、乾式クリーニング装置及び乾式クリーニング方法
US9017596B2 (en) * 2013-01-31 2015-04-28 Siemens Energy, Inc. Slag removal apparatus and method
CN104132535B (zh) * 2014-08-09 2016-01-27 广西北流市智诚陶瓷自动化科技有限公司 一种隧道窑流动作业卸料装置
CN113416845B (zh) * 2021-04-29 2023-04-07 广元市林丰铝电有限公司 一种废铝料回收制造铝铸件的装置及方法
AT526854B1 (de) * 2023-09-28 2024-08-15 W Schultes John Fördereinrichtung zum Fördern von Stückgut

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Also Published As

Publication number Publication date
US20070051203A1 (en) 2007-03-08
US6872074B2 (en) 2005-03-29
US7473393B2 (en) 2009-01-06
CN1358979A (zh) 2002-07-17
CN100476333C (zh) 2009-04-08
EP1201772A1 (en) 2002-05-02
US7141205B2 (en) 2006-11-28
KR20020034943A (ko) 2002-05-09
KR100515169B1 (ko) 2005-09-16
US20040202979A1 (en) 2004-10-14
BR0104932A (pt) 2002-06-25
BR0104932B1 (pt) 2013-12-31
US20050103160A1 (en) 2005-05-19
US20020053307A1 (en) 2002-05-09

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B25D Requested change of name of applicant approved
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B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
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: 10 (DEZ) ANOS CONTADOS A PARTIR DE 31/12/2013, OBSERVADAS AS CONDICOES LEGAIS.

B16C Correction of notification of the grant [chapter 16.3 patent gazette]

Free format text: REFERENTE A RPI 2243 DE 31/12/2013, QUANTO AO NUMERO DA PRIORIDADE.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

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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 2642 DE 24-08-2021 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.