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Patent Searching and Data


Title:
METHOD FOR FIXING CARBON DIOXIDE TO CONCRETE, AND CONCRETE STRUCTURE INCLUDING CONCRETE
Document Type and Number:
WIPO Patent Application WO/2022/118731
Kind Code:
A1
Abstract:
Provided is a method for efficiently fixing carbon dioxide to concrete. The method includes: forming a gas injection hole in concrete included in a concrete structure; introducing a gas containing carbon dioxide into the gas injection hole; and after introducing the gas containing carbon dioxide, capping one end of the gas injection hole to seal the gas including carbon dioxide in the gas injection hole. The method may further include decompressing the gas injection hole before the introduction of the gas including carbon dioxide. The gas including carbon dioxide may further include water.

Inventors:
FUJIKURA YUSUKE (JP)
FUJINUMA TOMOHIRO (JP)
PAREEK SANJAY (JP)
Application Number:
PCT/JP2021/043177
Publication Date:
June 09, 2022
Filing Date:
November 25, 2021
Export Citation:
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Assignee:
FUJITA CORP (JP)
UNIV NIHON (JP)
International Classes:
E04C3/20; B01D53/62; B01D53/82; B01J19/00; B28B11/24; C01B32/50; C04B28/02; C04B40/02; E04C3/34; E04G21/02; E21D11/10
Foreign References:
JP2008008025A2008-01-17
US20140197563A12014-07-17
JP2011173050A2011-09-08
JP2020131074A2020-08-31
JP2010095443A2010-04-30
JPH05230877A1993-09-07
JPH04290540A1992-10-15
JP2007177586A2007-07-12
JPS63156168A1988-06-29
US20170350872A12017-12-07
JP2008075391A2008-04-03
JPS61146355A1986-07-04
JP2020049793A2020-04-02
Attorney, Agent or Firm:
TAKAHASHI, HAYASHI AND PARTNER PATENT ATTORNEYS, INC. (JP)
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