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:
Sep. 27, 2005
Filed:
Oct. 10, 2001
Yasuhiro Yamauchi, Nagasaki, JP;
Kan Ogata, Nagasaki, JP;
Takashi Moribe, Nagasaki, JP;
Masakazu Tateishi, Nagasaki, JP;
Tadatsugu Fukuzumi, Nagasaki, JP;
Mitsuji Iwao, Nagasaki, JP;
Nobuyuki Ikeda, Nagasaki, JP;
Naoki Shindo, Nagasaki, JP;
Nobuhiro Hokao, Nagasaki, JP;
Yasuhiro Yamauchi, Nagasaki, JP;
Kan Ogata, Nagasaki, JP;
Takashi Moribe, Nagasaki, JP;
Masakazu Tateishi, Nagasaki, JP;
Tadatsugu Fukuzumi, Nagasaki, JP;
Mitsuji Iwao, Nagasaki, JP;
Nobuyuki Ikeda, Nagasaki, JP;
Naoki Shindo, Nagasaki, JP;
Nobuhiro Hokao, Nagasaki, JP;
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Abstract
A PCB decomposition reactor includes: an injector for injecting a mixture of water and sodium hydroxide connected to the lower part of the reaction vessel; an outlet pipe for withdrawing treated fluid connected to the sidewall of the reaction vessel and a cyclone for separating sodium carbonate from the treated fluid; a discharge pipe connected to the top of the cyclone to discharge treated fluid from which precipitated sodium carbonate has been removed; a downcomer for the separated fluid connected to the bottom of the cyclone so that precipitated sodium carbonate and fluid containing it are discharged therethrough and to an injector which is connected to a feed pipe for feeding a mixture of PCB and mineral oil; and a gas supply nozzle for injecting a gas into the reaction vessel installed at the bottom of the reaction vessel.