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:
Oct. 24, 2000
Filed:
Feb. 10, 1999
Masatake Kawashima, Tokyo, JP;
Takashi Ogawa, Tokyo, JP;
Kazuhiro Terada, Tokyo, JP;
Hiroyuki Okayama, Tokyo, JP;
Katsushi Sugiyama, Tokyo, JP;
Kazuo Hosoda, Tokyo, JP;
Masafumi Moriya, Tokyo, JP;
Miyoshi Yushi Kabushiki Kaisha, Tokyo, JP;
Abstract
Disclosed herein are a solid waste treatment agent comprising phosphorous acid or a derivative thereof and/or hypophosphorous acid or a derivative thereof, or phosphorous acid or a derivative thereof and/or hypophosphorous acid or a derivative thereof, and an aluminum compound and/or a titanium compound, and a method of treating solid waste, which comprises adding the solid waste treatment agent to solid waste containing harmful metals and/or organic chlorinated compounds such as dioxins and PCB to make the solid waste harmless. When the solid waste treatment agent comprising phosphorous acid or a derivative thereof and/or hypophosphorous acid or a derivative thereof, and titanium oxide, or comprising phosphorous acid or a derivative thereof and/or hypophosphorous acid or a derivative thereof, titanium oxide and an aluminum compound is used as a solid waste treatment agent to treat solid waste under irradiation of rays, the solid waste can be effectively made harmless even when the treatment is conducted at a relatively low temperature.