TOC component removing apparatus and process for removing...

Details TOC component removing apparatus and process for removing... TOC component removing apparatus and process for removing...

2007-06-22

2008-10-21

Griffin, Walter D. (Department: 1797)

Liquid purification or separation

Processes

Utilizing electrical or wave energy directly applied to...

C422S186300

Reexamination Certificate

active

07438819

ABSTRACT:
A TOC component removing apparatus removes TOC components contained in ultrapure water or pure water. The apparatus includes a treatment tank into which the ultrapure water or the pure water is introduced, a plurality of spherical catalyst particles of which surfaces are photocatalyst, a tabular translucent holding body which holds the catalyst particles on one surface, and an ultraviolet-ray light source which is arranged near the translucent holding body and radiates ultraviolet rays with a wavelength of 254 nm.

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patent: 6315963 (2001-11-01), Speer
patent: 6558553 (2003-05-01), Amal et al.
patent: 6722958 (2004-04-01), Matsumoto et al.
patent: 2004/0112813 (2004-06-01), Sawada
patent: 10-151450 (1998-06-01), None
“Water Handbook” Water Handbook Member-of-Editorial-Board Meeting, Maruzen Co., Ltd., Mar. 31, Heisei 15 issue, p. 316-319, p. 345-347 (partial translation), date unknown.

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