ATE293176T1 - Endotherme wärmebehandlung von festkörpern auf förderwagen in einem tunnelofen - Google Patents

Endotherme wärmebehandlung von festkörpern auf förderwagen in einem tunnelofen

Info

Publication number
ATE293176T1
ATE293176T1 AT00903925T AT00903925T ATE293176T1 AT E293176 T1 ATE293176 T1 AT E293176T1 AT 00903925 T AT00903925 T AT 00903925T AT 00903925 T AT00903925 T AT 00903925T AT E293176 T1 ATE293176 T1 AT E293176T1
Authority
AT
Austria
Prior art keywords
solid
along
supports
path
kiln
Prior art date
Application number
AT00903925T
Other languages
English (en)
Inventor
Vuuren David Steyn Van
Alexander Mcclaren Morrison
Andrew Kenneth Stone
Original Assignee
Csir
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
Application filed by Csir filed Critical Csir
Application granted granted Critical
Publication of ATE293176T1 publication Critical patent/ATE293176T1/de

Links

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
    • 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
    • C22B34/00—Obtaining refractory metals
    • C22B34/30—Obtaining chromium, molybdenum or tungsten
    • C22B34/32—Obtaining chromium
    • 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
    • F27B9/20—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 substantially straight path
    • F27B9/26—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 substantially straight path on or in trucks, sleds, or containers
    • F27B9/262—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 substantially straight path on or in trucks, sleds, or containers on or in trucks
    • 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
    • F27B9/30—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B9/3005—Details, accessories or equipment specially adapted for furnaces of these types arrangements for circulating gases
    • F27B9/3011—Details, accessories or equipment specially adapted for furnaces of these types arrangements for circulating gases arrangements for circulating gases transversally
    • 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
    • F27B9/30—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B2009/305—Particular conformation of the furnace
    • F27B2009/3055—Non-uniform section through the length of the furnace
    • 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
    • F27D7/00—Forming, maintaining or circulating atmospheres in heating chambers
    • F27D7/04—Circulating atmospheres by mechanical means
    • F27D2007/045—Fans

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Tunnel Furnaces (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Furnace Details (AREA)
AT00903925T 1999-03-02 2000-02-23 Endotherme wärmebehandlung von festkörpern auf förderwagen in einem tunnelofen ATE293176T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ZA991674 1999-03-02
ZA997322 1999-11-25
PCT/IB2000/000195 WO2000052215A1 (en) 1999-03-02 2000-02-23 Endothermic heat treatment of solids loaded on trolleys moving in a kiln

Publications (1)

Publication Number Publication Date
ATE293176T1 true ATE293176T1 (de) 2005-04-15

Family

ID=27145211

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00903925T ATE293176T1 (de) 1999-03-02 2000-02-23 Endotherme wärmebehandlung von festkörpern auf förderwagen in einem tunnelofen

Country Status (8)

Country Link
US (1) US6629838B1 (de)
EP (1) EP1165846B1 (de)
AT (1) ATE293176T1 (de)
AU (1) AU768464B2 (de)
CA (1) CA2363113C (de)
DE (1) DE60019404D1 (de)
WO (1) WO2000052215A1 (de)
ZA (1) ZA200107162B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI119421B (fi) * 2004-02-20 2008-11-14 Tamglass Ltd Oy Laminoitujen lasilevyjen ilmanpoistouuni
US6887074B1 (en) * 2004-05-28 2005-05-03 Teco Nanotech Co., Ltd. Continuous production vacuum sintering apparatus and vacuum sintering system adopted to the same
DE102005027216A1 (de) 2005-06-13 2006-12-21 Basf Ag Vorrichtung und Verfahren zum kontinuierlichen katalytischen Entbindern mit verbesserten Strömungsbedingungen
BRMU8501282Y1 (pt) * 2005-07-06 2016-03-08 Massaco Simoyama Napoli forno elevado vertical para tratamento térmico de peças metálicas
GB0800940D0 (en) 2008-01-18 2008-02-27 Milled Carbon Ltd Recycling carbon fibre
CN101445373B (zh) * 2008-12-31 2012-09-05 白棉 一种铸石板材的生产方法及其装置
WO2012080875A1 (en) 2010-12-13 2012-06-21 Csir Upgrading of titaniferous material
WO2013011521A1 (en) * 2011-07-18 2013-01-24 Tata Steel Limited A method for direct reduction of oxidized chromite ore fines composite agglomerates in a tunnel kiln using carbonaceous reductant for production of reduced chromite product/ agglomerates applicable in ferrochrome or charge chrome production.

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1065890A (en) 1910-05-06 1913-06-24 Sven Emil Sieurin Process of producing metals.
US1054873A (en) 1911-04-01 1913-03-04 Sven Emil Sieurin Reducing ore by means of solid, carbonaceous material.
US4005981A (en) * 1975-04-28 1977-02-01 Hanley Company Tunnel kiln
US4397451A (en) * 1981-06-10 1983-08-09 Chugai Ro Kogyo Co., Ltd. Furnace for the heat treatment of scale-covered steel
JPS5867813A (ja) * 1981-10-17 1983-04-22 Kawasaki Steel Corp トンネル炉による海綿鉄製造方法
DE3437970A1 (de) 1983-12-16 1985-08-14 VEB Ziegelwerke Halle Stammbetrieb des VEB Kombinat Bau- und Grobkeramik, DDR 4010 Halle Verfahren und vorrichtung zum betreiben eines selbstbrennenden tunnelofens
JPS6127485A (ja) * 1984-07-17 1986-02-06 中外炉工業株式会社 連続式雰囲気熱処理炉
JPS62256938A (ja) 1986-04-30 1987-11-09 Showa Denko Kk クロム鉱石の還元方法
JPS62297406A (ja) 1986-06-16 1987-12-24 Kawasaki Steel Corp 球状化還元鉄粉の製造方法
DE3627050C1 (de) 1986-08-09 1991-11-28 Lingl Anlagenbau Tunnelofen zum reduzierenden Brennen von Vormauerziegeln
SU1451107A1 (ru) 1987-02-06 1989-01-15 Бюро проектно-конструкторское и технической помощи Государственного научно-исследовательского института стекла Туннельна печь
DE3722709C1 (en) * 1987-07-09 1988-06-16 Lingl Anlagenbau Method of regulating the pressure difference between firing tunnel and under-waggon duct of a tunnel furnace
JPS6463781A (en) 1987-09-03 1989-03-09 Showa Denko Kk External heating type rotary furnace
JPH0714353Y2 (ja) * 1988-07-08 1995-04-05 中外炉工業株式会社 ローラハース型熱処理炉
GB9202450D0 (en) 1992-02-05 1992-03-18 Hydraload Res & Dev Ltd Improvements in or relating to kilns
JP3065851B2 (ja) * 1993-05-13 2000-07-17 川崎製鉄株式会社 海綿鉄の製造方法
JPH07126724A (ja) 1993-11-02 1995-05-16 Kawasaki Steel Corp 海綿鉄の製造方法

Also Published As

Publication number Publication date
EP1165846B1 (de) 2005-04-13
CA2363113C (en) 2008-08-19
US6629838B1 (en) 2003-10-07
AU2567500A (en) 2000-09-21
ZA200107162B (en) 2002-06-26
EP1165846A1 (de) 2002-01-02
WO2000052215A1 (en) 2000-09-08
AU768464B2 (en) 2003-12-11
DE60019404D1 (de) 2005-05-19
CA2363113A1 (en) 2000-09-08

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Legal Events

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