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:
Jul. 07, 1998
Filed:
Mar. 21, 1997
Applicant:
Inventors:
Takeshi Sako, Tsukuba, JP;
Masahito Sato, Tsukuba, JP;
Tsutomu Sugeta, Tsukuba, JP;
Katsuto Otake, Tsukuba, JP;
Masayuki Tsugumi, Tokyo, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A62D / ; C02F / ; F23J / ;
U.S. Cl.
CPC ...
588208 ; 210761 ; 210762 ; 588207 ; 588213 ; 588256 ; 110344 ;
Abstract
A method of decomposing dioxin compounds, such as polychlorodibenzo-p-dioxins and polychlorodibenzofurans, contained in a waste material into unharmful substances, wherein the waste material is treated with a supercritical water at a temperature higher than the critical temperature of water and a pressure higher than the critical pressure of water.