422 / | HD | CHEMICAL APPARATUS AND PROCESS DISINFECTING, DEODORIZING, PRESERVING, OR STERILIZING |
243 | DF | PHYSICAL TYPE APPARATUS {8} |
255 | DF | .~ Means separating or dissolving a material constituent {3} |
261 | DF | .~.~ Liquid-solid contact means {17} |
276 | .~.~.~ Side wall of holder perforated {1} | |
277 | DF | .~.~.~.~> Perforations of holder form inlet for solvent |