Verfahren zum Herbeiführen eines verzögerten Gasdruckausgleichs und Einrichtung zur Ausführung des Verfahrens

摘要

The delayed action in relieving the pressure in the retort is provided by a body of e.g. porous sintered glass with pore size of 100-400 mu m and >1mm thickness. Esp. fitted in a detachable length of pipe above the neck of the distillation retort. Safety measure preventing explosive pressure loss in evaporator.