| http://www.w3.org/ns/prov#value | - PURPOSE OF THE INVENTION The aim of the present invention is to eliminate the foregoing drawbacks, for which purpose it relates to a process and an apparatus for the regeneration of foundry sand, particularly of sand prepared with irreversible organic binding agents (sodium silicates) and- /or organic binding agents (e.g., furan resins) of the same type as those used in treatments by the dry metho
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