Rehabilitation of an acid residues deposit (FFM La Longueville)
Treatment of arsenic residues (PEM site)
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The works have been undertaken as follows:
Several simultaneous problems:
Site access, mechanical stability, chemical stability (increase in the solubility of the arsenic related to the presence of strongly basic soda muds), risk during operations (storage of dangerous to handle NaK barrels having unknown exact position).
Implementation of work: