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:
Aug. 11, 2009
Filed:
Jan. 28, 2005
Hiroshi Kitasako, Shimane, JP;
Masao Katsube, Shimane, JP;
Katsuhiro Sakamoto, Shimane, JP;
Junzo Sago, Ibaraki, JP;
Hiroaki Tanaka, Ibaraki, JP;
Jun Tsumori, Ibaraki, JP;
Hiroshi Kitasako, Shimane, JP;
Masao Katsube, Shimane, JP;
Katsuhiro Sakamoto, Shimane, JP;
Junzo Sago, Ibaraki, JP;
Hiroaki Tanaka, Ibaraki, JP;
Jun Tsumori, Ibaraki, JP;
Matsuedoken Co., Ltd., Shimane, JP;
Incorporated Administrative Agency Public Works Research Institute, Ibaraki, JP;
Abstract
A gas-liquid dissolving apparatus includes an intake unit that takes in to-be-treated water from an oxygen-deficient water area, an oxygen-containing gas supply unit, a bottomed gas-liquid dissolving chamber that has at least one hole formed in a lower portion and a top plate provided in an upper portion, a nozzle that ejects the gas supplied by the supplying unit and the water supplied by the intake unit, a gas-liquid separating chamber that has a gas-vent hole formed in an upper portion and a takeout port provided in a lower portion thereof, and a water supplying unit that returns the water taken out from the takeout port to the oxygen-deficient water area.