Liquid purification or separation – With gas-liquid surface contact means
Reexamination Certificate
2005-10-18
2005-10-18
Prince, Fred G. (Department: 1724)
Liquid purification or separation
With gas-liquid surface contact means
C210S188000, C210S198100, C210S205000, C210S259000, C261S077000, C261SDIG001, C096S155000
Reexamination Certificate
active
06955758
ABSTRACT:
The present invention provides an ozonization apparatus which is not only capable of dissolving ozone in material water with high efficiency and speedily but also enables the easy and proper control of the dissolved ozone concentration of ozone water.The present invention relates to an ozonization apparatus comprisingan ozone gas-permeable membrane disposed to isolate material water and ozone gas from each other and allow said ozone gas to be dissolved in said material water by permeation, said ozone gas-permeable membrane being a nonporous hollow tube which is selectively gas-permeable and liquid-impermeable.
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Kawashima Kazuyasu
Nagai Akihiko
Sato Akira
Shirato Kozo
Yamazaki Kazutoshi
Prince Fred G.
Sekisui Chemical Co. Ltd.
Sughrue & Mion, PLLC
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