EXSICCATOR Russian patent published in 1997 - IPC

FIELD: equipment for chemical laboratories, exsiccators used for cooling, drying and preserving of substances and materials, that are easily absorbed moisture in the air in presence of adsorbent. SUBSTANCE: exsiccator has body with flanges and lids with flanges. Lid from inside has ring-type bead, height of which exceeds lid flange thickness, and outside diameter of ring-type bead allows it to move free in body of exsiccator in limits of body flange till contact with wall of exsiccator body. EFFECT: improved quality of equipment for chemical laboratories. 1 dwg