APPARATUS FOR SUBLIMABLE SUBSTANCES PURIFICATION Russian patent published in 1996 - IPC

FIELD: processes of substances purification and sublimations in particular. SUBSTANCE: apparatus for sublimable substances purification has body with sublimation and desublimation chambers, and also has branch pipes for feeding of sublimating substance and for desublimate collection. New thing in the apparatus is the fact, that tore is mounted in body, which has longitudinal container, made in the form of movable sublimation chamber, that through canal in container communicates with desublimation chamber. Besides, body has inert gas feeding systems, one of which is controlled by contact switch, and body has heater, that increases production of pure substance for small interval of time. EFFECT: improved quality of purification. 1 dwg