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ZA976925B - Method and apparatus for optimization of energy coupling for microwave treatment of metal ores and concentrates in a microwave fluidized bed reactor. - Google Patents

Method and apparatus for optimization of energy coupling for microwave treatment of metal ores and concentrates in a microwave fluidized bed reactor.

Info

Publication number
ZA976925B
ZA976925B ZA9706925A ZA976925A ZA976925B ZA 976925 B ZA976925 B ZA 976925B ZA 9706925 A ZA9706925 A ZA 9706925A ZA 976925 A ZA976925 A ZA 976925A ZA 976925 B ZA976925 B ZA 976925B
Authority
ZA
South Africa
Prior art keywords
microwave
concentrates
optimization
fluidized bed
bed reactor
Prior art date
Application number
ZA9706925A
Other languages
English (en)
Inventor
James M Tranquilla
Original Assignee
Emr Microwave Technology Corp
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 Emr Microwave Technology Corp filed Critical Emr Microwave Technology Corp
Publication of ZA976925B publication Critical patent/ZA976925B/xx

Links

Classifications

    • 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
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0001—Heating elements or systems
    • F27D99/0006—Electric heating elements or system
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J19/12—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electromagnetic waves
    • B01J19/122—Incoherent waves
    • B01J19/126—Microwaves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/1872—Details of the fluidised bed reactor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
    • B01J8/42—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with fluidised bed subjected to electric current or to radiations this sub-group includes the fluidised bed subjected to electric or magnetic fields
    • 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
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/02—Roasting processes
    • C22B1/10—Roasting processes in fluidised form
    • 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
    • C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
    • 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
    • F27B15/00—Fluidised-bed furnaces; Other furnaces using or treating finely-divided materials in dispersion
    • F27B15/02—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B15/14—Arrangements of heating devices
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/70—Feed lines
    • H05B6/704—Feed lines using microwave polarisers
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/80—Apparatus for specific applications
    • H05B6/806—Apparatus for specific applications for laboratory use
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/18—Details relating to the spatial orientation of the reactor
    • B01J2219/185—Details relating to the spatial orientation of the reactor vertical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/19—Details relating to the geometry of the reactor
    • B01J2219/194—Details relating to the geometry of the reactor round
    • B01J2219/1941—Details relating to the geometry of the reactor round circular or disk-shaped
    • B01J2219/1946—Details relating to the geometry of the reactor round circular or disk-shaped conical
    • 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
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0001—Heating elements or systems
    • F27D99/0006—Electric heating elements or system
    • F27D2099/0028—Microwave heating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electromagnetism (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Metallurgy (AREA)
  • Geology (AREA)
  • General Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Environmental & Geological Engineering (AREA)
  • Clinical Laboratory Science (AREA)
  • Dispersion Chemistry (AREA)
  • Toxicology (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
ZA9706925A 1996-08-06 1997-08-04 Method and apparatus for optimization of energy coupling for microwave treatment of metal ores and concentrates in a microwave fluidized bed reactor. ZA976925B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69338096A 1996-08-06 1996-08-06

Publications (1)

Publication Number Publication Date
ZA976925B true ZA976925B (en) 1998-03-19

Family

ID=24784422

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9706925A ZA976925B (en) 1996-08-06 1997-08-04 Method and apparatus for optimization of energy coupling for microwave treatment of metal ores and concentrates in a microwave fluidized bed reactor.

Country Status (5)

Country Link
US (1) US6074533A (xx)
AU (1) AU3764197A (xx)
CA (1) CA2262956A1 (xx)
WO (1) WO1998005418A1 (xx)
ZA (1) ZA976925B (xx)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5972302A (en) * 1996-08-27 1999-10-26 Emr Microwave Technology Corporation Method for the microwave induced oxidation of pyritic ores without the production of sulphur dioxide
DE19960132A1 (de) * 1999-12-14 2001-06-21 Alexander Beckmann Verfahren zur Gewinnung von Kupfer und anderen Metallen
US6753299B2 (en) 2001-11-09 2004-06-22 Badger Mining Corporation Composite silica proppant material
DE10260733B4 (de) * 2002-12-23 2010-08-12 Outokumpu Oyj Verfahren und Anlage zur Wärmebehandlung von eisenoxidhaltigen Feststoffen
DE10260734B4 (de) * 2002-12-23 2005-05-04 Outokumpu Oyj Verfahren und Anlage zur Herstellung von Schwelkoks
DE10260739B3 (de) 2002-12-23 2004-09-16 Outokumpu Oy Verfahren und Anlage zur Herstellung von Metalloxid aus Metallverbindungen
DE10260738A1 (de) 2002-12-23 2004-07-15 Outokumpu Oyj Verfahren und Anlage zur Förderung von feinkörnigen Feststoffen
DE10260731B4 (de) 2002-12-23 2005-04-14 Outokumpu Oyj Verfahren und Anlage zur Wärmebehandlung von eisenoxidhaltigen Feststoffen
DE10260744A1 (de) * 2002-12-23 2004-07-01 Outokumpu Oyj Verfahren und Anlage zum thermischen Behandeln von körnigen Feststoffen
DE10260741A1 (de) 2002-12-23 2004-07-08 Outokumpu Oyj Verfahren und Anlage zur Wärmebehandlung von feinkörnigen Feststoffen
DE10260745A1 (de) * 2002-12-23 2004-07-01 Outokumpu Oyj Verfahren und Anlage zur thermischen Behandlung von körnigen Feststoffen
DE10260737B4 (de) * 2002-12-23 2005-06-30 Outokumpu Oyj Verfahren und Anlage zur Wärmebehandlung von titanhaltigen Feststoffen
US7214254B2 (en) * 2003-10-28 2007-05-08 Hendrix Holding Company, Inc. Method of removing mercury from mercury contaminated materials
DE102004042430A1 (de) * 2004-08-31 2006-03-16 Outokumpu Oyj Wirbelschichtreaktor zum thermischen Behandeln von wirbelfähigen Substanzen in einem mikrowellenbeheizten Wirbelbett
ES2324326B1 (es) * 2004-09-30 2010-04-19 Technological Resources Pty. Limited Tratamiento de minerales por microondas.
WO2008036820A2 (en) * 2006-09-20 2008-03-27 Hw Advanced Technologies, Inc. Method for oxidizing carbonaceous ores to facilitate precious metal recovery
US20080069746A1 (en) * 2006-09-20 2008-03-20 Hw Advanced Technologies, Inc. Method and apparatus for microwave induced pyrolysis of arsenical ores and ore concentrates
US20080118421A1 (en) * 2006-09-20 2008-05-22 Hw Advanced Technologies, Inc. Method and means for using microwave energy to oxidize sulfidic copper ore into a prescribed oxide-sulfate product
US20100107931A1 (en) * 2007-03-22 2010-05-06 World Minerals, Inc. Mineral ore expansion using microwave energy
CN101519707B (zh) * 2008-02-28 2010-12-01 宝山钢铁股份有限公司 一种用于粉铁矿预还原的多级流化床装置及工艺
CN104056581B (zh) * 2013-03-18 2016-03-02 中国石油化工股份有限公司 一种固定流化床反应器及其应用
CN104056580B (zh) * 2013-03-18 2016-03-02 中国石油化工股份有限公司 一种固定流化床反应器及其应用
US20140312030A1 (en) * 2013-04-23 2014-10-23 Paul D. Steneck Microwave heat treatment apparatus and method
CN104549071B (zh) * 2013-10-21 2016-10-26 中国石油化工股份有限公司 固定流化床反应器及其使用方法
CN106304457A (zh) * 2016-09-09 2017-01-04 武汉科技大学 一种圆筒型矿石微波预处理装置及其使用方法
CN110343850B (zh) * 2019-08-21 2021-04-13 东北大学 强化复杂难选铁矿石解离的微波连续悬浮焙烧方法
FR3136541B1 (fr) * 2022-06-14 2024-06-21 Innovation & Dev Company four de calcination par micro-ondes et à lit fluidisé

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3528179A (en) * 1968-10-28 1970-09-15 Cryodry Corp Microwave fluidized bed dryer
GB1560545A (en) * 1975-07-31 1980-02-06 Buehler Ag Geb Method for drying pasta prducts and apparatus for bulk material tretment
FR2368513A2 (fr) * 1976-10-22 1978-05-19 Isobox Barbier Sa Procede et installation pour la fabrication de matieres plastiques expansees
JPS5745335A (en) * 1980-09-02 1982-03-15 Mitsui Eng & Shipbuild Co Ltd Heating fluidized bed reactor
US4511362A (en) * 1983-08-26 1985-04-16 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Fluidized bed desulfurization
GB8915555D0 (en) * 1987-11-13 1989-08-31 Wollongong Uniadvice Microwave irradiation of mineral ores and concentrates
US4967486A (en) * 1989-06-19 1990-11-06 Glatt Gmbh Microwave assisted fluidized bed processor
US5051456A (en) * 1990-03-30 1991-09-24 Union Carbide Chemicals And Plastics Technology Corporation Process for removing dienes from ethylene propylene diene monomer resins
US5382412A (en) * 1992-10-16 1995-01-17 Korea Research Institute Of Chemical Technology Fluidized bed reactor heated by microwaves
DE4444366A1 (de) * 1994-12-14 1996-06-20 Chemtec Leuna Ges Fuer Chemie Verfahren zur kontinuierlichen Durchführung exothermer Reaktionen in einem Festbettreaktor

Also Published As

Publication number Publication date
CA2262956A1 (en) 1998-02-12
AU3764197A (en) 1998-02-25
US6074533A (en) 2000-06-13
WO1998005418A1 (en) 1998-02-12

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