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.

Date of Patent:
Mar. 10, 2015

Filed:

Mar. 18, 2011
Applicants:

Yoshio Shodai, Osaka, JP;

Masashi Kodama, Kanagawa, JP;

Nobutaka Manabe, Osaka, JP;

Noriyuki Tanaka, Osaka, JP;

Inventors:

Yoshio Shodai, Osaka, JP;

Masashi Kodama, Kanagawa, JP;

Nobutaka Manabe, Osaka, JP;

Noriyuki Tanaka, Osaka, JP;

Assignee:

Toyo Tanso Co., Ltd., Osaka-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B 15/08 (2006.01); C25B 1/24 (2006.01); C25B 9/00 (2006.01);
U.S. Cl.
CPC ...
C25B 1/245 (2013.01); C25B 9/00 (2013.01); C25B 15/08 (2013.01);
Abstract

The fluorine gas generation device includes an electrolyzer. An electrolytic bath is formed in the electrolyzer. A cathode is disposed in a cathode chamber, and an anode is disposed in an anode chamber. As a voltage is applied across the cathode and the anode, electrolysis of HF (hydrogen fluoride) takes place. In the electrolyzer, hydrogen gas is primarily generated from the cathode and fluorine gas is primarily generated from the anode. Two heating furnaces are provided for heating NaF pellets packed in HF adsorption columns. Each heating furnace has two HF adsorption columns disposed therein.


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