AU2007305926B2 - Microwave treatment of bulk particulate material - Google Patents

Microwave treatment of bulk particulate material Download PDF

Info

Publication number
AU2007305926B2
AU2007305926B2 AU2007305926A AU2007305926A AU2007305926B2 AU 2007305926 B2 AU2007305926 B2 AU 2007305926B2 AU 2007305926 A AU2007305926 A AU 2007305926A AU 2007305926 A AU2007305926 A AU 2007305926A AU 2007305926 B2 AU2007305926 B2 AU 2007305926B2
Authority
AU
Australia
Prior art keywords
microwave
particulate material
bed
bulk particulate
microwaves
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
AU2007305926A
Other languages
English (en)
Other versions
AU2007305926A1 (en
Inventor
Gerrit Coetzer
Mathys Johannes Rossouw
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Exxaro Resources Ltd
Original Assignee
Exxaro Resources Ltd
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 PCT/IB2007/053639 external-priority patent/WO2009034418A1/fr
Application filed by Exxaro Resources Ltd filed Critical Exxaro Resources Ltd
Publication of AU2007305926A1 publication Critical patent/AU2007305926A1/en
Application granted granted Critical
Publication of AU2007305926B2 publication Critical patent/AU2007305926B2/en
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
    • 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
    • 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
    • H05B6/78—Arrangements for continuous movement of material
    • H05B6/786—Arrangements for continuous movement of material wherein the material is moved using mechanical vibrations of plates
    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/16—Remelting metals
    • C22B9/22—Remelting metals with heating by wave energy or particle radiation
    • C22B9/221—Remelting metals with heating by wave energy or particle radiation by electromagnetic waves, e.g. by gas discharge lamps
    • C22B9/225—Remelting metals with heating by wave energy or particle radiation by electromagnetic waves, e.g. by gas discharge lamps by microwaves

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Constitution Of High-Frequency Heating (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
AU2007305926A 2006-10-13 2007-10-12 Microwave treatment of bulk particulate material Ceased AU2007305926B2 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
ZA2006/08578 2006-10-13
ZA200608578 2006-10-13
AUPCT/IB2007/053639 2007-09-10
PCT/IB2007/053639 WO2009034418A1 (fr) 2007-09-10 2007-09-10 Traitement par micro-ondes de matière particulaire en vrac
PCT/IB2007/054158 WO2008044218A2 (fr) 2006-10-13 2007-10-12 Traitement micro-ondes de matière particulaire en vrac

Publications (2)

Publication Number Publication Date
AU2007305926A1 AU2007305926A1 (en) 2008-04-17
AU2007305926B2 true AU2007305926B2 (en) 2011-02-10

Family

ID=39085944

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2007305926A Ceased AU2007305926B2 (en) 2006-10-13 2007-10-12 Microwave treatment of bulk particulate material

Country Status (5)

Country Link
EP (1) EP2084303A2 (fr)
AU (1) AU2007305926B2 (fr)
BR (1) BRPI0719812A2 (fr)
CA (1) CA2666399A1 (fr)
WO (1) WO2008044218A2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2907899B1 (fr) * 2014-05-30 2016-07-27 Nicolae Costache Procédé pour la récupération de métaux et d'éléments non métalliques et métalliques à partir d'objets contenant des composés organiques

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3545093A (en) * 1968-12-23 1970-12-08 Exxon Research Engineering Co Microwave vibrating resonating cavity and drying process
US4280033A (en) * 1978-03-22 1981-07-21 Didier Engineering Gmbh Process and apparatus for the thermal treatment of coal
DE3643649A1 (de) * 1986-12-17 1988-06-30 Rudolf W Prof Dr Klingler Vorrichtung zum erwaermen polarer, temperaturempfindlicher gueter

Family Cites Families (4)

* 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
US3854024A (en) * 1974-02-01 1974-12-10 Dca Food Ind Environmental temperature control system
US4168418A (en) * 1977-09-07 1979-09-18 Bird Leslie L Rendering of material such as meat
WO2006030327A2 (fr) 2004-09-15 2006-03-23 Sishen Iron Ore Company (Proprietary) Limited Systeme de liberation de micro-ondes

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3545093A (en) * 1968-12-23 1970-12-08 Exxon Research Engineering Co Microwave vibrating resonating cavity and drying process
US4280033A (en) * 1978-03-22 1981-07-21 Didier Engineering Gmbh Process and apparatus for the thermal treatment of coal
DE3643649A1 (de) * 1986-12-17 1988-06-30 Rudolf W Prof Dr Klingler Vorrichtung zum erwaermen polarer, temperaturempfindlicher gueter

Also Published As

Publication number Publication date
BRPI0719812A2 (pt) 2014-04-22
EP2084303A2 (fr) 2009-08-05
AU2007305926A1 (en) 2008-04-17
WO2008044218A2 (fr) 2008-04-17
CA2666399A1 (fr) 2008-04-17
WO2008044218A3 (fr) 2008-06-12

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired