Title:
METHANE PRODUCTION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2023/233499
Kind Code:
A1
Abstract:
A methane production system according to the present disclosure is provided with: a supply pathway for supplying carbon dioxide and water; an electrolytic apparatus for obtaining carbon monoxide and hydrogen from the carbon dioxide and the water through electrolysis; a methane reactor for obtaining a product gas containing methane from a gas mixture containing the carbon monoxide and the hydrogen; a first separator for separating, from a returned fluid that is one portion of the product gas, a first separated fluid containing water and a second separated fluid containing hydrogen; and a first circulation pathway. The first circulation pathway includes a first return path for guiding the first separated fluid to the electrolytic apparatus, and a second return path for guiding the second separated fluid to the methane reactor.
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Inventors:
ONAKA YOJI (JP)
TANISHIMA MAKOTO (JP)
SHINOKI TOSHIO (JP)
KAWAMOTO MAKOTO (JP)
NAKASHIMA SEIJI (JP)
TANISHIMA MAKOTO (JP)
SHINOKI TOSHIO (JP)
KAWAMOTO MAKOTO (JP)
NAKASHIMA SEIJI (JP)
Application Number:
PCT/JP2022/022036
Publication Date:
December 07, 2023
Filing Date:
May 31, 2022
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
C07C1/04; C07B61/00; C07C9/04; C10K3/02; C25B1/23
Domestic Patent References:
| WO2021201192A1 | 2021-10-07 |
Foreign References:
| JP2021161124A | 2021-10-11 | |||
| JP2018135283A | 2018-08-30 | |||
| JPH01115992A | 1989-05-09 |
Attorney, Agent or Firm:
NISHIZAWA Kazuyoshi et al. (JP)
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