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:
Apr. 24, 2012
Filed:
Dec. 12, 2008
Yasuhiko Nagamori, Fuchu, JP;
Takumi Obara, Fuchu, JP;
Nobuyuki Ashikaga, Kawasaki, JP;
Hiroshi Tamura, Tokyo, JP;
Toshiharu Ishihara, Yokohama, JP;
Takayuki Ishige, Yokohama, JP;
Miyuki Momiji, Mitaka, JP;
Yasuhiko Nagamori, Fuchu, JP;
Takumi Obara, Fuchu, JP;
Nobuyuki Ashikaga, Kawasaki, JP;
Hiroshi Tamura, Tokyo, JP;
Toshiharu Ishihara, Yokohama, JP;
Takayuki Ishige, Yokohama, JP;
Miyuki Momiji, Mitaka, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
Disclosed is an apparatus for removing dissolved hydrogen sulfide, including an anaerobic treatment tank () that anaerobically treats organic discharged water, a circulation water tank (), means for introducing organic discharged water into circulation water, a treated-water tank () that temporarily stores anaerobically treated water, a biological desulfurization tower () that desulfurizes biogas formed by anaerobic treatment, air feeding means for feeding air to the biological desulfurization tower (), water feeding means for feeding water to the biological desulfurization tower (), first aerating means () for blowing a part of biologically desulfurized gas from the biological desulfurization tower (), into the treated-water tank (), and second aerating means () for blowing exhaust gas discharged from the treated-water tank () into a solution circulating between the anaerobic treatment tank () and circulation water tank ().