Fluid treatment apparatus

Details Fluid treatment apparatus Fluid treatment apparatus

2005-06-28

2005-06-28

Nguyen, Kiet T. (Department: 2881)

Radiant energy

Fluent material containment, support or transfer means

With cleaning means

Reexamination Certificate

active

06911655

ABSTRACT:
A fluid treatment apparatus comprises a plurality of elongate UV lamps13mounted in a duct10and a cleaning assembly14comprising a plurality of cleaning heads20which are rotated around respective lamps and are simultaneously driven longitudinally thereof to clean the lamps13and the internal surface of the duct10.The cleaning heads14each comprise a plurality of portions28of titanium dioxide which are biased against the surface of the respective lamps13and which produce hydroxyls and oxygen free radicals in the presence of water and oxygen. Hydroxyls and oxygen free radicals are highly reactive and will break down the cells and molecules of the accumulated material on the lamps.

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European Patent Office Search Report dated Sep. 3, 2003.
United Kingdom Patent Office Search Report dated Sep. 23, 2003.

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