Patent ID: 9272925
Filing Date: 2016-03-01
CPC Classification: B08B,B63B,B63J,C02F

Claim Text:
1. An ultraviolet ballast water treatment apparatus having a rectangular cross-section, comprising: a body including an inlet port and an outlet port through which ballast water is drawn into and discharged out of the body; an ultraviolet lamp unit including ultraviolet lamps applying ultraviolet rays to ballast water flowing through the body; and a washing unit provided to remove foreign substances adhering to the ultraviolet lamp unit, wherein a cross-section of the body that is perpendicular to a direction of orientation of the ultraviolet lamps is rectangular, and the ultraviolet lamps are arranged at regular intervals in the rectangular cross-section, whereby a number of ultraviolet lamps arranged per a unit cross-sectional area is minimized.