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.:

US 9689079 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 27, 2017

Filed:

Dec. 08, 2011
Applicant:

Hwee Hong Chew, Singapore, SG;

Inventor:

Hwee Hong Chew, Singapore, SG;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25B 11/04 (2006.01); C25B 15/02 (2006.01); C02F 1/461 (2006.01);
U.S. Cl.
CPC ...
C25B 11/0405 (2013.01); C02F 1/4618 (2013.01); C25B 15/02 (2013.01); C02F 1/46114 (2013.01); C02F 2001/4619 (2013.01); C02F 2001/46133 (2013.01); C02F 2201/4613 (2013.01); C02F 2201/4617 (2013.01);
Abstract

The present invention provides a permanent and cost-effective composite electrode for electrolytically producing alkaline water, comprising an electrode core made of steel, a filler densely packed around the electrode core, said filler capable of creating a mildly aqueous and alkaline environment to motivate formation of a layer of magnetite over a surface of the electrode core, and a housing enclosing the filler, said housing having a pore size selected such that very low permeation of gas and liquid takes place. The invention also provides an apparatus comprising the composite electrode, and the use of the alkaline water produced by the apparatus of the invention. According to the invention, no additional undesired side products, such as toxic chlorine gas and other pollutants, are produced and discharged to the environment.


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