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:
Oct. 18, 2011
Filed:
May. 29, 2003
Tetsuro Tojo, Osaka, JP;
Jiro Hiraiwa, Osaka, JP;
Osamu Yoshimoto, Osaka, JP;
Hitoshi Takebayashi, Osaka, JP;
Yoshitomi Tada, Osaka, JP;
Udai Tanaka, Osaka, JP;
Tetsuro Tojo, Osaka, JP;
Jiro Hiraiwa, Osaka, JP;
Osamu Yoshimoto, Osaka, JP;
Hitoshi Takebayashi, Osaka, JP;
Yoshitomi Tada, Osaka, JP;
Udai Tanaka, Osaka, JP;
Toyo Tanso Co., Ltd., Osaka, JP;
Abstract
A fluorine gas generator for generating highly pure fluorine gas in a stable and safe manner by electrolyzing an electrolytic bathcomprising hydrogen fluoride in the form of a molten mixed gas is provided which comprises an electrolytic celldivided, by a partition wallinto an anode chamberin which an anode is disposed and a cathode chamberin which a cathode is disposed, pressure maintenance means for maintaining the anode chamberand cathode chamberat atmospheric pressure, and liquid level sensing meanscapable of sensing the levels of the electrolytic bathin the anode chamberand in the cathode chamberrespectively, at three or more level stages.