Title:
WET TYPE METHOD OF RENDERING DIOXINS INNOXIOUS
Document Type and Number:
WIPO Patent Application WO/1999/033525
Kind Code:
A1
Abstract:
A method of rendering dioxins innoxious by making them react with a reaction processing agent at temperatures lower than l00 °C, and a method of rendering innoxious a gas containing dioxin-containing fly ash and discharged from an incinerator. The reaction processing agent comprises an acid aqueous solution of hydrochloric acid containing a reaction catalyst, such as copper ions in a dissolved state.
Inventors:
Iwasaki, Mamoru (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Kanai, Ryuichi (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Kawamura, Kazushige (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Sugiyama, Hideki (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Togari, Osamu (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Asaoka, Sachio (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Uchida, Minoru (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Takeda, Dai (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Kanai, Ryuichi (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Kawamura, Kazushige (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Sugiyama, Hideki (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Togari, Osamu (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Asaoka, Sachio (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Uchida, Minoru (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Takeda, Dai (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Application Number:
PCT/JP1998/005978
Publication Date:
July 08, 1999
Filing Date:
December 25, 1998
Export Citation:
Assignee:
CHIYODA CORPORATION (12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Iwasaki, Mamoru (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Kanai, Ryuichi (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Kawamura, Kazushige (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Sugiyama, Hideki (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Togari, Osamu (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Asaoka, Sachio (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Uchida, Minoru (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Takeda, Dai (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Iwasaki, Mamoru (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Kanai, Ryuichi (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Kawamura, Kazushige (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Sugiyama, Hideki (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Togari, Osamu (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Asaoka, Sachio (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Uchida, Minoru (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
Takeda, Dai (Chiyoda Corporation 12-1, Tsurumichuo 2-chome Tsurumi-ku Yokohama-shi Kanagawa, 230-8601, JP)
International Classes:
A62D3/35; B09C1/08; A62D101/08; A62D101/22; A62D101/28; A62D3/00; B09C1/00; (IPC1-7): A62D3/00; B09B3/00; B09C1/08
Attorney, Agent or Firm:
Ikeura, Toshiaki (Daiichi Nishiwaki Building, Room 113 58-10, Yoyogi 1-chome Shibuya-ku Tokyo, 151-0053, JP)
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