Method for measuring and testing the efficiency of gas mask filters using monodispersed aerosols

Publication Date

November 4, 2009

Patent Number

US5094779A

Abstract

<P>PROBLEM TO BE SOLVED: To provide an air conditioning system capable of reducing floating fungus and adhesive bacteria intruded into a room through persons and articles. <P>SOLUTION: This air conditioning system 10 is constituted to spray an antibacterial agent by antibacterial agent spraying devices 20, 20 after applying the ultraviolet ray to the circulated or ventilated air in a clean room 25 by ultraviolet ray irradiation devices 18, 18 through a circulation duct 12 and an air supply duct 16. Thereby the floating fungus in the air can be sterilized by the ultraviolet ray, the antibacterial agent is sprayed to the clean room 25, and an antibacterial atmosphere can be kept. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Method for measuring and testing the efficiency of gas mask filters using monodispersed aerosols