Ultraviolet water sterilizer

Details Ultraviolet water sterilizer Ultraviolet water sterilizer

2005-07-15

2010-06-01

Warden, Jill (Department: 1797)

Liquid purification or separation

Processes

Chemical treatment

C422S001000, C422S006000, C422S023000, C422S024000, C422S105000, C210S748080, C210S749000, C210S194000, C210S348000, C250S455110

Reexamination Certificate

active

07727406

ABSTRACT:
There is provided a water sterilizer. The water sterilizer includes an ultraviolet light source electrically connected to an electrical power source, a light-protective housing encasing the lamp and having an inlet and an outlet, and a pump to draw the water into the housing to expose the water to ultraviolet light. Electric power supplied to the ultraviolet light source has an operating potential of not greater than 24 Volts. There is also provided a method for water sterilization.

REFERENCES:
patent: 3485576 (1969-12-01), McRae et al.
patent: 3535513 (1970-10-01), Cirami
patent: 4107514 (1978-08-01), Ellson
patent: 5106495 (1992-04-01), Hughes
patent: 6086760 (2000-07-01), Hoffa
patent: 6110424 (2000-08-01), Maiden et al.
patent: 6280615 (2001-08-01), Phillips et al.
patent: 7081225 (2006-07-01), Hollander
patent: 7125485 (2006-10-01), Hanbli
patent: 2003/0138346 (2003-07-01), Gunn et al.
patent: 2004/0140269 (2004-07-01), Chang
patent: 2005/0016378 (2005-01-01), Yuen
patent: 2005/0016907 (2005-01-01), Yuen

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