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Title:
バイオガスをメタンリッチのガスに転化する方法
Document Type and Number:
Japanese Patent JP2013533245
Kind Code:
A
Abstract:
Process for converting biogas to a gas rich in methane comprising the steps of: —mixing a carbon dioxide-comprising biogas with steam to form a mixture comprising carbon dioxide, methane and steam; electrolysing the mixture comprising carbon dioxide, methane and steam in a high temperature solid oxide electrolyser cell unit, to obtain a gas comprising mainly hydrogen and carbon monoxide; catalytically converting hydrogen and carbon monoxide in the gas comprising hydrogen and carbon monoxide to methane in one or more methanation steps to obtain a gas rich in methane.

Inventors:
Hansen John Beguild
Application Number:
JP2013517027A
Publication Date:
August 22, 2013
Filing Date:
July 09, 2010
Export Citation:
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Assignee:
Haldor Topser Actiezer Scabet
International Classes:
C07C1/04; C07C9/04; C25B1/02; C25B3/25; C07B61/00
Domestic Patent References:
JPS562919A1981-01-13
JPS5414403A1979-02-02
JPS5582188A1980-06-20
JPS4878105A1973-10-20
JP2009506213A2009-02-12
JPS562919A1981-01-13
JPS5414403A1979-02-02
JPS5582188A1980-06-20
JPS4878105A1973-10-20
Foreign References:
US4092129A1978-05-30
WO2010078256A12010-07-08
US20070029264A12007-02-08
WO2009012154A22009-01-22
US4133825A1979-01-09
US4092129A1978-05-30
Other References:
JPN5013007726; KOPYSCINSKI,J.,ET AL.: '"Production of synthetic natural gas (SNG) from coal and dry biomass - A technology review from 1950' FUEL VOL.89,NO.8, 20100206, PP.1763-1783
JPN5013007726; KOPYSCINSKI,J.,ET AL.: '"Production of synthetic natural gas (SNG) from coal and dry biomass - A technology review from 1950' FUEL VOL.89,NO.8, 20100206, PP.1763-1783
Attorney, Agent or Firm:
Mitsufumi Esaki
Blacksmith
Katsunori Uenishi
Ichiro Torayama