Abstract: The invention relates to a method for distributing powder by means of a main conveyor (3) between a feed zone (1) and a plurality of receiver units (R1, R2, R3, R4, R5) arranged along said main conveyor, said method including: (a) filling the conveyor as far as a downstream receiver unit, (b) isolating the feed zone, and (c) conveying the powder from at least one portion of the main conveyor to at least one receiver unit. The invention also concerns a device for implementing the distribution method and an installation for the production of aluminum by igneous electrolysis including said means for feeding a series of cell feed hoppers in said installation.