Dry reclamation of wire scrap
AssigneeBell Telephone Laboratories, Incorporated
InventorEmanuele Scalco
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Abstract
A method for recovering plastic from plastic insulated wire scrap involving separating the plastic from short segments of the wire by agitating the segments in a heated dry powder medium until the metal is released from the plastic insulation, separating the metal from the plastic insulation leaving at least 0.5% by weight of the powder intermixed with the plastic insulation.
Claims9
A method for recovering plastic from plastic insulated wire scrap comprising agitating short segments of the wire in a heated dry powder medium until the metal is released from the plastic insulation, separating the metal from the plastic insulation leaving at least 0.5% by weight of the powder intermixed with the plastic insulation.
In a method for liberating metal conductors from the plastic insulation coating of electrical wire comprising the steps of agitating pieces of the electrical wire in a heated medium to heat the wire pieces and to provide an impact agitating force to the wire pieces to thereby free the metal conductors from the insulation the improvement wherein the heated medium is a dry powder.
Dependencies are inferred from the claim text.