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:
Mar. 21, 2006
Filed:
Aug. 14, 2003
Seiichi Murayama, Kawasaki, JP;
Futoshi Kurokawa, Fuchu, JP;
Masao Kaneko, Saitama, JP;
Kotaro Iyasu, Fuchu, JP;
Kenji Taguchi, Kawasaki, JP;
Kie Kubo, Chigasaki, JP;
Shojiro Tamaki, Nishitokyo, JP;
Akira Hiramoto, Fuchu, JP;
Takumi Hayashi, Kunitachi, JP;
Nobuyoshi Kaiga, Tokyo-To, JP;
Seiichi Murayama, Kawasaki, JP;
Futoshi Kurokawa, Fuchu, JP;
Masao Kaneko, Saitama, JP;
Kotaro Iyasu, Fuchu, JP;
Kenji Taguchi, Kawasaki, JP;
Kie Kubo, Chigasaki, JP;
Shojiro Tamaki, Nishitokyo, JP;
Akira Hiramoto, Fuchu, JP;
Takumi Hayashi, Kunitachi, JP;
Nobuyoshi Kaiga, Tokyo-To, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A water treatment control system for minimizing trihalomethane formation includes chlorine injection equipment having a plurality of chlorine injectors (), a fluorescence analyzerprovided on the upstream of the chlorine injectors, and a water flowmeterAn chlorine injection rate necessary to reduce a trihalomethane formation potential is calculated by a chlorine injection rate calculating apparatusbased on a measured value from the fluorescence analyzerAn chlorine injection amount from the chlorine injectors is controlled by chlorine injection amount control apparatusesbased on the chlorine injection rate and a measured value from the flowing water flowmeter