[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Sotowa et al., 2002 - Google Patents

Enhancement of CO oxidation by use of H2-selective membranes impregnated with noble-metal catalysts

Sotowa et al., 2002

Document ID
8349302202100944876
Author
Sotowa K
Hasegawa Y
Kusakabe K
Morooka S
Publication year
Publication venue
International journal of hydrogen energy

External Links

Snippet

In order to oxidize CO, which is diluted in H2, two types of catalytic membranes have been developed. In this study, the characteristics of the membranes are briefly summarized for a typical reaction temperature of 523 K, and the permeation and oxidation mechanism of those …
Continue reading at www.sciencedirect.com (other versions)

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/02Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
    • C01B3/32Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air
    • C01B3/323Catalytic reaction of gaseous or liquid organic compounds other than hydrocarbons with gasifying agents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/46Ruthenium, rhodium, osmium or iridium
    • B01J23/462Ruthenium
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/10Catalysts for performing the hydrogen forming reactions
    • C01B2203/1041Composition of the catalyst
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GASES [GHG] EMISSION, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/50Fuel cells
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/02Solids
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/12Feeding the process for making hydrogen or synthesis gas
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/02Processes for making hydrogen or synthesis gas
    • C01B2203/0205Processes for making hydrogen or synthesis gas containing a reforming step
    • C01B2203/0227Processes for making hydrogen or synthesis gas containing a reforming step containing a catalytic reforming step
    • C01B2203/0244Processes for making hydrogen or synthesis gas containing a reforming step containing a catalytic reforming step the reforming step being an autothermal reforming step, e.g. secondary reforming processes
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GASES [GHG] EMISSION, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30Hydrogen technology
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/04Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/024Multiple impregnation or coating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium

Similar Documents

Publication Publication Date Title
JP4951203B2 (en) Articles for removing carbon monoxide
US6913739B2 (en) Platinum group metal promoted copper oxidation catalysts and methods for carbon monoxide remediation
EP1154836B1 (en) Hydrogen-selective silica based membrane
Sotowa et al. Enhancement of CO oxidation by use of H2-selective membranes impregnated with noble-metal catalysts
JP5105937B2 (en) Method for reducing carbon monoxide concentration
JP5094028B2 (en) Carbon monoxide methanation catalyst and carbon monoxide methanation method using the catalyst
JP2005529824A (en) Suppression of methanation activity of platinum group metal catalysts for water-gas conversion
JP2009292706A (en) Fuel reforming module and its operation method
Hasegawa et al. Oxidation of CO in hydrogen-rich gas using a novel membrane combined with a microporous SiO2 layer and a metal-loaded γ-Al2O3 layer
KR100816879B1 (en) Membrane reactor carried out during the steam reforming and carbon monoxide removal of hydrocarbons and hydrogen production method using the same
JP2008155147A (en) Carbon monoxide methanation catalyst and carbon monoxide methanation method using the catalyst
JP2008188587A (en) Reforming catalyst
EP1485202B1 (en) Process for the preferential oxidation of carbon monoxide using a catalyst containing ruthenium and zinc oxide
Kusakabe et al. Hydrogen production in zirconia membrane reactors for use in PEM fuel cells
KR20090065444A (en) Catalysts for selectively oxidizing carbon monoxide, methods for reducing carbon monoxide concentrations and fuel cell systems
Hasegawa et al. Permeation behavior during the catalytic oxidation of CO in a Pt-loaded Y-type zeolite membrane
JP2003071287A (en) Catalyst membrane, method for producing the same, and method for selectively removing carbon monoxide by using the same
JP2006239551A (en) Co methanizing catalyst, co removing catalyst device and fuel cell system
CA2529845A1 (en) Process for selective oxidation of carbon monoxide in a hydrogen containing stream
JP4521970B2 (en) Carbon monoxide removal catalyst and carbon monoxide removal method using the same
JP2005082409A (en) Hydrogen generator
JP2005082409A6 (en) Hydrogen generator
US20030108471A1 (en) Method for removing carbon monoxide from a hydrogen-rich gas mixture by selective oxidation
JP4820106B2 (en) Method for reducing CO selective oxidation catalyst
JP2006335610A (en) Hydrogen generating apparatus