Process for the destruction of noxious insects which live and exist upon and within materials such as fabrics, tobacco, feathers, and the like

摘要

204,289. Ringeling, H. G., and Moens, N. L. W. I. Nov. 10, 1922, [Convention date]. Disinfecting; disinfecting-chambers.-Insects such as moths, worms, and beetles which infect materials such as fabrics wood, fibre, and tobacco are destroyed by placing the infested objects in a sealed chamber, evacuating the greater part of the air therefrom, and admitting dry ammonia gas to act on the objects at ordinary temperatures for a suitable period of time.