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. 10, 2007
Filed:
Dec. 03, 2002
Naoki Hiro, Osaka, JP;
Motoki Kouchi, Ora-gun, JP;
Tomohito Koizumi, Ota, JP;
Tsuyoshi Rakuma, Ora-gun, JP;
Naoki Hiro, Osaka, JP;
Motoki Kouchi, Ora-gun, JP;
Tomohito Koizumi, Ota, JP;
Tsuyoshi Rakuma, Ora-gun, JP;
Sanyo Electric Co., Ltd., Moriguchi shi, JP;
Abstract
There is provided a nitrogen treating method capable of treating nitrogen compounds efficiently. The method is a nitrogen treating method of treating nitrogen compounds in for-treatment water by electrolysis and performs a first treating step of producing ammonia from the nitrogen compounds in the for-treatment water by electrolysis using a cathode and an anode between which a cation exchange film is interposed so as to define a cathode reaction region and an anode reaction region, and a second treating step of removing the ammonia in the for-treatment water treated in the cathode reaction region by the first treating step.