ZA200905343B - Multiple hearth furnace - Google Patents

Multiple hearth furnace

Info

Publication number
ZA200905343B
ZA200905343B ZA200905343A ZA200905343A ZA200905343B ZA 200905343 B ZA200905343 B ZA 200905343B ZA 200905343 A ZA200905343 A ZA 200905343A ZA 200905343 A ZA200905343 A ZA 200905343A ZA 200905343 B ZA200905343 B ZA 200905343B
Authority
ZA
South Africa
Prior art keywords
annular main
cooling gas
cooling
channel
supply channel
Prior art date
Application number
ZA200905343A
Other languages
English (en)
Inventor
Emile Lonardi
Patrick Hutmacher
Edgar Kraemer
Paul Tockert
Original Assignee
Wurth Paul Sa
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 Wurth Paul Sa filed Critical Wurth Paul Sa
Publication of ZA200905343B publication Critical patent/ZA200905343B/xx

Links

Classifications

    • 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 tunnel furnace
    • F27B9/24—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 tunnel furnace being carried by a conveyor
    • 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
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/02—Shaft or like vertical or substantially vertical furnaces with two or more shafts or chambers, e.g. multi-storey
    • 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
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/10—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B1/24—Cooling arrangements
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Tunnel Furnaces (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
  • Centrifugal Separators (AREA)
  • Fluid-Damping Devices (AREA)
  • Glass Compositions (AREA)
  • Furnace Details (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
ZA200905343A 2007-02-16 2009-07-30 Multiple hearth furnace ZA200905343B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU91311A LU91311B1 (en) 2007-02-16 2007-02-16 Multiple hearth furnace

Publications (1)

Publication Number Publication Date
ZA200905343B true ZA200905343B (en) 2010-05-26

Family

ID=38521457

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200905343A ZA200905343B (en) 2007-02-16 2009-07-30 Multiple hearth furnace

Country Status (17)

Country Link
US (1) US20100119986A1 (es)
EP (1) EP2126504B1 (es)
JP (1) JP5006945B2 (es)
CN (2) CN201138130Y (es)
AT (1) ATE482369T1 (es)
AU (1) AU2008214759B2 (es)
BR (1) BRPI0807656A2 (es)
CA (1) CA2675925A1 (es)
CL (1) CL2008000389A1 (es)
DE (1) DE602008002724D1 (es)
ES (1) ES2350750T3 (es)
LU (1) LU91311B1 (es)
PL (1) PL2126504T3 (es)
RU (1) RU2443959C2 (es)
TW (1) TWI358518B (es)
WO (1) WO2008098842A1 (es)
ZA (1) ZA200905343B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU91311B1 (en) * 2007-02-16 2008-08-18 Wurth Paul Sa Multiple hearth furnace
LU91312B1 (en) * 2007-02-16 2008-08-18 Wurth Paul Sa Multiple hearth furnace
DE102010043229A1 (de) * 2010-11-02 2012-05-03 Eva Schwartz Mehrlagenkammerofen
BE1023937B1 (fr) * 2016-02-05 2017-09-15 Cockerill Maintenance & Ingenierie S.A. Four a soles multiples pour utilisation a basse temperature
CN105925767A (zh) * 2016-07-07 2016-09-07 安庆市庆华精工机械有限责任公司 一种35号钢的热处理装置
CN106123575B (zh) * 2016-08-09 2018-10-09 宿州市威菱耐火材料有限责任公司 一种转炉座砖的热处理装置及处理方法
CN114608309B (zh) * 2022-03-18 2024-04-19 烟台百川汇通科技有限公司 一种氢氧化铝球的节能分段焙烧炉及其焙烧工艺

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1468216A (en) * 1920-05-24 1923-09-18 Skinner Lewis Bailey Rabble apparatus for furnaces
FR620316A (fr) * 1925-12-12 1927-04-20 Alfred Maguin Soc Nouv Ets Perfectionnements aux fours à griller mécaniques
US1736769A (en) * 1927-03-05 1929-11-26 Nichols Copper Co Furnace rabble arm and tooth construction
DE505583C (de) * 1927-11-24 1930-08-22 Balz Erzroestung G M B H Luftfuehrung fuer mechanische Roestoefen mit luftgekuehltem Ruehrwerk
US2332387A (en) * 1941-06-27 1943-10-19 Warren S Martin Rabbling means for multiple hearth furnaces
US2382395A (en) * 1942-06-30 1945-08-14 Coast Reduction Inc Method of and apparatus for direct reduction of iron ores
US2376177A (en) * 1943-12-21 1945-05-15 Jr Charles W Nichols Furnace
GB929662A (en) * 1958-09-04 1963-06-26 Paul Kleinewefers A calender roller
US3419254A (en) * 1967-02-03 1968-12-31 Nichols Eng & Res Corp High temperature multiple hearth furnace structures
NO122742B (es) * 1970-05-16 1971-08-02 Stord Bartz Industri As
US3628777A (en) * 1970-08-04 1971-12-21 Sherritt Gordon Mines Ltd Sampling device for multiple hearth furnace
SU709935A1 (ru) * 1977-09-19 1980-01-15 Предприятие П/Я Р-6956 Многоподова печь
IT1163729B (it) * 1979-10-15 1987-04-08 Pozzi L Mecc Scambiatore termico a tamburo rotante
CN1010405B (zh) * 1986-06-14 1990-11-14 四川建筑材料工业学院 水泥熟料烧成设备
LU90762B1 (en) * 2001-04-20 2002-10-21 Wurth Paul Sa Rabble arn for a furnace
LU90766B1 (en) * 2001-04-25 2002-10-28 Wurth Paul Sa Method of operating a multiple hearth furnace
LU90793B1 (en) * 2001-06-26 2002-12-27 Wurth Paul Sa Multiple heath furnace
CN2491791Y (zh) * 2001-07-10 2002-05-15 山西北方高霖新技术开发有限公司 周向走料层间加热煅烧粉体或颗粒体物料的多级机械立窑
CN1542394A (zh) * 2003-04-29 2004-11-03 蒋明学 阶梯式熟料烧成炉
LU91311B1 (en) * 2007-02-16 2008-08-18 Wurth Paul Sa Multiple hearth furnace
LU91312B1 (en) * 2007-02-16 2008-08-18 Wurth Paul Sa Multiple hearth furnace

Also Published As

Publication number Publication date
CN101611284B (zh) 2011-08-31
ES2350750T3 (es) 2011-01-26
CN201138130Y (zh) 2008-10-22
RU2443959C2 (ru) 2012-02-27
US20100119986A1 (en) 2010-05-13
BRPI0807656A2 (pt) 2014-05-27
WO2008098842A1 (en) 2008-08-21
AU2008214759A1 (en) 2008-08-21
DE602008002724D1 (de) 2010-11-04
EP2126504B1 (en) 2010-09-22
TW200835896A (en) 2008-09-01
ATE482369T1 (de) 2010-10-15
AU2008214759B2 (en) 2011-06-16
RU2009134317A (ru) 2011-04-10
PL2126504T3 (pl) 2011-03-31
CL2008000389A1 (es) 2008-07-04
EP2126504A1 (en) 2009-12-02
CA2675925A1 (en) 2008-08-21
JP5006945B2 (ja) 2012-08-22
JP2010518351A (ja) 2010-05-27
TWI358518B (en) 2012-02-21
CN101611284A (zh) 2009-12-23
LU91311B1 (en) 2008-08-18

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