DE69401129D1 - Elektrisches verfahren zum verändern des molekulargewichtes von partikeln - Google Patents

Elektrisches verfahren zum verändern des molekulargewichtes von partikeln

Info

Publication number
DE69401129D1
DE69401129D1 DE69401129T DE69401129T DE69401129D1 DE 69401129 D1 DE69401129 D1 DE 69401129D1 DE 69401129 T DE69401129 T DE 69401129T DE 69401129 T DE69401129 T DE 69401129T DE 69401129 D1 DE69401129 D1 DE 69401129D1
Authority
DE
Germany
Prior art keywords
region
particulates
plasma
gaseous
mixtures
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.)
Expired - Lifetime
Application number
DE69401129T
Other languages
English (en)
Inventor
William M Sackinger
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.)
University of Alaska Fairbanks
Original Assignee
University of Alaska Fairbanks
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 University of Alaska Fairbanks filed Critical University of Alaska Fairbanks
Application granted granted Critical
Publication of DE69401129D1 publication Critical patent/DE69401129D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F27B17/00—Furnaces of a kind not covered by any of groups F27B1/00 - F27B15/00
    • 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
    • B01J19/087—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy
    • B01J19/088—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy giving rise to electric discharges
    • 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
    • B01J8/08—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles
    • 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
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
    • C21B13/125—By using plasma
    • 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
    • C22B4/005—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys using plasma jets
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/47—Generating plasma using corona discharges
    • H05H1/477—Segmented electrodes
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/48—Generating plasma using an arc
    • 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
    • B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J2219/0894—Processes carried out in the presence of a plasma
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Toxicology (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Disintegrating Or Milling (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Plasma Technology (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
DE69401129T 1993-04-20 1994-03-25 Elektrisches verfahren zum verändern des molekulargewichtes von partikeln Expired - Lifetime DE69401129D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/049,867 US5356524A (en) 1993-04-20 1993-04-20 Electrical method for conversion of molecular weights of particulates
PCT/US1994/002969 WO1994024318A1 (en) 1993-04-20 1994-03-25 An electrical method for conversion of molecular weights of particulates

Publications (1)

Publication Number Publication Date
DE69401129D1 true DE69401129D1 (de) 1997-01-23

Family

ID=21962160

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69401129T Expired - Lifetime DE69401129D1 (de) 1993-04-20 1994-03-25 Elektrisches verfahren zum verändern des molekulargewichtes von partikeln

Country Status (8)

Country Link
US (2) US5356524A (de)
EP (1) EP0696327B1 (de)
JP (1) JPH08512167A (de)
AT (1) ATE146227T1 (de)
AU (1) AU6550994A (de)
CA (1) CA2160773A1 (de)
DE (1) DE69401129D1 (de)
WO (1) WO1994024318A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002253952A (ja) * 2001-02-28 2002-09-10 Okura Ind Co Ltd プラズマ表面処理方法及び装置
CZ21084U1 (cs) * 2010-05-19 2010-07-02 Výzkumný ústav vodohospodárský, T.G.Masaryka, v.v.i. Zarízení pro fyzikální úpravu odpadu
US8728195B2 (en) * 2011-08-12 2014-05-20 Council Of Scientific & Industrial Research Green process for the preparation of direct reduced iron (DRI)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3715301A (en) * 1971-06-30 1973-02-06 Texaco Inc Multi-hydrotorting of coal
US4021298A (en) * 1974-01-29 1977-05-03 Westinghouse Electric Corporation Conversion of coal into hydrocarbons
US4361441A (en) * 1979-04-17 1982-11-30 Plasma Holdings N.V. Treatment of matter in low temperature plasmas
US4407973A (en) * 1982-07-28 1983-10-04 The M. W. Kellogg Company Methanol from coal and natural gas
FR2542004B1 (fr) * 1983-03-02 1985-06-21 British Petroleum Co Procede de conversion assistee a l'electricite de produits carbones lourds
US4556417A (en) * 1983-05-17 1985-12-03 Hylsa, S.A. Process for the direct reduction of iron ores
US4754093A (en) * 1985-02-28 1988-06-28 Amoco Corporation Conversion of a lower alkane
GB8515383D0 (en) * 1985-06-18 1985-07-17 Ici Plc Electrochemical cell
US5019355A (en) * 1987-09-28 1991-05-28 University Of Alaska Electrical device for conversion of molecular weights
CA1304419C (en) * 1988-12-22 1992-06-30 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Conversion of methane to gasoline-range hydrocarbons via isobutene
FR2655330A1 (fr) * 1989-12-01 1991-06-07 Shell Int Research Preparation d'hydrocarbures contenant un ou plusieurs hetero-atome(s).
MX9200855A (es) * 1991-02-27 1992-10-30 Avny Ind Corp Spotka Z O O Z O Metodo y aparato reactor quimio-termico para la extraccion de valores minerales de los materiales particulados.
US5141715A (en) * 1991-04-09 1992-08-25 University Of Alaska Electrical device for conversion of molecular weights using dynodes

Also Published As

Publication number Publication date
EP0696327B1 (de) 1996-12-11
AU6550994A (en) 1994-11-08
US5356524A (en) 1994-10-18
ATE146227T1 (de) 1996-12-15
JPH08512167A (ja) 1996-12-17
WO1994024318A1 (en) 1994-10-27
CA2160773A1 (en) 1994-10-27
EP0696327A1 (de) 1996-02-14
US5409584A (en) 1995-04-25

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Legal Events

Date Code Title Description
8332 No legal effect for de