Patent ID: 7691345
Filing Date: 2010-04-06
Classification: A61L

Abstract:
1. A sterilizing and disinfecting apparatus for spraying a sterilizing and disinfecting chemical including alcohol into a target space, comprising: a spray gun having an end nozzle; a chemical container containing the chemical, attached to said spray gun; a gas cylinder filled with a compressed carbon dioxide gas as a carrier gas; a pressure reducing valve, attached near an outlet of said gas cylinder, for decompressing the gas discharged from the outlet to a pressure between 0.2-0.5 Mpa; and a gas hose directly connected to the pressure reducing valve and the spray gun, wherein the spray gun sprays the chemical into the target space by a function of the carrier gas injected from the end nozzle, and wherein the spray gun, the end nozzle and the gas hose have dimensions that permit a feed rate of the gas that does not cause said carbon dioxide gas to freeze due to decompressing in the pressure reducing valve during continuous spray for at least 15 minutes.