The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 27, 2001
Filed:
Jun. 20, 2000
Applicant:
Inventors:
Mamoru Iwasaki, Yokohama, JP;
Ryuichi Kanai, Kawasaki, JP;
Kazushige Kawamura, Yokohama, JP;
Hideki Sugiyama, Yokohama, JP;
Osamu Togari, Tokyo, JP;
Sachio Asaoka, Yokohama, JP;
Minoru Uchida, Tokyo, JP;
Dai Takeda, Yokohama, JP;
Assignee:
Chiyoda Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A62D 3/00 ;
U.S. Cl.
CPC ...
A62D 3/00 ;
Abstract
A process for the wet processing of a dioxin-containing material, wherein the material is contacted with an aqueous solution, acidified with hydrochloric acid and containing a catalyst dissolved therein, at a temperature lower than 100° C. to decompose the dioxins into harmless substances with a decomposition rate of at least 60%.