Method and device for conservation within materials storage tanks.

摘要

Preservation process storage tanks (1) of material such as silos for powdered materials which are introduced one or more persons intervention (3), characterized in that - is placed at least one handrail around the contour inside the tank (1) by binding to the walls (2) in their upper parts; - each person (3) is secured in its movement towards the base of the tank (1) from the top of the tank (1), at least two anchor points at the top of the tank (1) and of which each less is made of the handrail; - the inner contour of the reservoir (1) is divided into as many sectors as people (3) exist in order to define a vertical space different displacement for each person (3), in order to allow parallel work of several people intervention favorable security conditions.