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PE20020713A1 - Metodo para reducir aglomeraciones en la rejilla de un horno de tostacion - Google Patents

Metodo para reducir aglomeraciones en la rejilla de un horno de tostacion

Info

Publication number
PE20020713A1
PE20020713A1 PE2001001116A PE2001001116A PE20020713A1 PE 20020713 A1 PE20020713 A1 PE 20020713A1 PE 2001001116 A PE2001001116 A PE 2001001116A PE 2001001116 A PE2001001116 A PE 2001001116A PE 20020713 A1 PE20020713 A1 PE 20020713A1
Authority
PE
Peru
Prior art keywords
concentrate
fed
grate
gas
furnace
Prior art date
Application number
PE2001001116A
Other languages
English (en)
Inventor
Pekka Taskinen
Maija Leena Metsarinta
Juha Jarvi
Jens Nyberg
Heikki Siirila
Original Assignee
Outokumpu Oy
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 Outokumpu Oy filed Critical Outokumpu Oy
Publication of PE20020713A1 publication Critical patent/PE20020713A1/es

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B19/00Obtaining zinc or zinc oxide
    • C22B19/02Preliminary treatment of ores; Preliminary refining of zinc oxide
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00Preliminary treatment of ores or scrap
    • C22B1/02Roasting processes
    • C22B1/10Roasting processes in fluidised form

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
  • Baking, Grill, Roasting (AREA)
  • Vehicle Waterproofing, Decoration, And Sanitation Devices (AREA)
  • Cleaning In General (AREA)
  • Luminescent Compositions (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Soy Sauces And Products Related Thereto (AREA)

Abstract

EN DONDE EL MATERIAL ES ALIMENTADO DENTRO DEL TOSTADOR DESDE LA PARED DEL HORNO, Y GAS CONTENIENDO OXIGENO ES ALIMENTADO POR MEDIO DE BOQUILLAS DEBAJO DE LA REJILLA EN EL FONDO DEL HORNO, CON EL FIN DE FLUIDIZAR Y OXIDAR EL MATERIAL DURANTE LA FLUIDIZACION. EN EL PUNTO DE ALIMENTACION DEL MATERIAL DE GRANO FINO, EL CONTENIDO DE OXIGENO DEL GAS ALIMENTADO ES SUPERIOR QUE EL ALIMENTADO AL RESTO DE LA REJILLA. EL PUNTO DE ALIMENTACION FORMA POR LO MENOS 5% DEL AREA TRANSVERSAL DE LA REJILLA. EL NUMERO DE BOQUILLAS EN LA REJILLA DE ALIMENTACION Y EL AREA TRANSVERSAL DE DICHAS BOQUILLAS SON POR LO MENOS 5% MAYOR QUE LOS DEL RESTO DE LA REJILLA. EL MATERIAL A TOSTAR ES UN CONCENTRADO DE ZINC O UN CONCENTRADO DE SULFURO CONTENIENDO HIERRO
PE2001001116A 2000-11-15 2001-11-09 Metodo para reducir aglomeraciones en la rejilla de un horno de tostacion PE20020713A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20002496A FI20002496A0 (fi) 2000-11-15 2000-11-15 Menetelmä kasvannaisen vähentämiseksi pasutusuunin arinalla

Publications (1)

Publication Number Publication Date
PE20020713A1 true PE20020713A1 (es) 2002-09-17

Family

ID=8559495

Family Applications (1)

Application Number Title Priority Date Filing Date
PE2001001116A PE20020713A1 (es) 2000-11-15 2001-11-09 Metodo para reducir aglomeraciones en la rejilla de un horno de tostacion

Country Status (18)

Country Link
US (1) US7044996B2 (es)
EP (1) EP1339882B1 (es)
JP (1) JP2004514058A (es)
KR (1) KR100836546B1 (es)
CN (1) CN1217019C (es)
AT (1) ATE339529T1 (es)
AU (2) AU1506502A (es)
BR (1) BR0115314B1 (es)
CA (1) CA2427393A1 (es)
DE (1) DE60123110T2 (es)
EA (1) EA004778B1 (es)
ES (1) ES2272552T3 (es)
FI (1) FI20002496A0 (es)
MX (1) MXPA03004270A (es)
NO (1) NO20032058L (es)
PE (1) PE20020713A1 (es)
WO (1) WO2002040724A1 (es)
ZA (1) ZA200303332B (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10319626A1 (de) * 2003-05-02 2004-11-25 Outokumpu Oyj Verfahren und Anlage zur Wärmebehandlung von Feststoffen in einem Wirbelschichtreaktor
US8906121B2 (en) * 2007-09-12 2014-12-09 Synthesis Energy Systems, Inc. Fluidized beds, sizing of fluidized medium inlet holes and methods of fluidizing
US10745777B2 (en) 2017-10-13 2020-08-18 Praxair Technology, Inc Oxygen injection in fluid bed ore concentrate roasting

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2825628A (en) 1952-12-12 1958-03-04 Basf Ag Production of gases containing sulfur dioxide
US2813015A (en) * 1954-04-30 1957-11-12 Falconbridge Nickel Mines Ltd Method of roasting metal sulfide concentrates in a fluidized bed
SU455232A1 (ru) * 1972-01-17 1974-12-30 Донецкий научно-исследовательский институт черной металлургии Способ обжига зернистого материала
US4409101A (en) * 1981-11-16 1983-10-11 Moskousky Institut Stali I Splavov Fluidized bed apparatus
FI860660A7 (fi) 1986-02-13 1987-08-14 Seppo Kalervo Ruottu Menetelmä kaasuvirtojen sekoittumisen säätämiseksi.
SU1659501A1 (ru) * 1989-03-24 1991-06-30 Комбинат "Североникель" им.В.И.Ленина Способ автоматического управлени процессом обжига никелевого концентрата с оборотами в кип щем слое
RU1797681C (ru) * 1990-10-02 1993-02-23 ПО "Никель" Способ автоматического управлени процессом обжига никелевого концентрата с оборотами в кип щем слое
FI109606B (fi) * 2000-03-16 2002-09-13 Outokumpu Oy Menetelmä pasutusuunin säätämiseksi
FI112535B (fi) * 2001-03-09 2003-12-15 Outokumpu Oy Laitteisto ja menetelmä kasvannaisen vähentämiseksi pasutusuunin arinalla

Also Published As

Publication number Publication date
KR100836546B1 (ko) 2008-06-10
EA200300562A1 (ru) 2003-12-25
JP2004514058A (ja) 2004-05-13
EP1339882B1 (en) 2006-09-13
MXPA03004270A (es) 2003-09-22
WO2002040724A1 (en) 2002-05-23
KR20030048147A (ko) 2003-06-18
US7044996B2 (en) 2006-05-16
US20040060393A1 (en) 2004-04-01
WO2002040724A8 (en) 2003-02-20
AU1506502A (en) 2002-05-27
AU2002215065B2 (en) 2006-11-30
ES2272552T3 (es) 2007-05-01
NO20032058D0 (no) 2003-05-08
BR0115314B1 (pt) 2010-07-27
CN1217019C (zh) 2005-08-31
CN1474878A (zh) 2004-02-11
ZA200303332B (en) 2004-02-19
CA2427393A1 (en) 2002-05-23
EP1339882A1 (en) 2003-09-03
NO20032058L (no) 2003-05-08
DE60123110D1 (de) 2006-10-26
EA004778B1 (ru) 2004-08-26
DE60123110T2 (de) 2007-01-04
FI20002496A0 (fi) 2000-11-15
ATE339529T1 (de) 2006-10-15
BR0115314A (pt) 2003-10-21

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Legal Events

Date Code Title Description
FG Grant, registration
FD Application declared void or lapsed