| 摘要 |
<p>< > The interior of a room is cleaned by supplying thereto mist-carrying air suspending therein. per cubic foot, more than 2,000.000, preferably, more than 5.000,000, and more preferably, more than 10,000,000 ultra-fine moisture particles or micro-droplets of 0.5 microns or smaller in particle size, produced by passing air through an atomizer in which a great number of ultra-fine mist particles or microdroplets are produced by injecting water at a gage pressure of 0.3 - 5.5 kg/cm2, preferably, of 0.5 - 2.5 kg/cm2 from a water injection pipe with a large number of nozzles of a diameter of 0.2 - 8 mm, preferably, of 0.5 - 3 mm against a side wall located at a distance of 10 -150 cm from the injection nozzles.</p> |
