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:
Feb. 21, 1989
Filed:
Apr. 28, 1988
Applicant:
Inventors:
Yoshihisa Yamamoto, Kudamatsu, JP;
Yasuhiro Kagiyama, Tokuyama, JP;
Assignee:
Tokuyama Soda Kabushiki Kaisha, Yamaguchi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02F / ; C25B / ; B01D / ;
U.S. Cl.
CPC ...
2041824 ; 204301 ; 204103 ; 204 96 ; 204 98 ;
Abstract
Disclosed is a simple and convenient method by which a salt typified by sodium chloride, generally a neutral salt, is decomposed by using a three-compartment electrodialysis cell comprising a special ion-exchange membrane to form an acid and an alkali in high concentration at a high current efficiency.