Patent ID: 11867462
Assignee: DANIELI & C. OFFICINE MECCANICHE S.P.A.
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F  C  Y | IPC C  F

Claim 4:
5. An apparatus for feeding and preheating a metal charge toward a melting furnace of a melting plant, comprising:
at least one conveyor channel for said metal charge defining a support and advance surface;
at least one hood disposed above said at least one conveyor channel at a hood height, defining with it a tunnel along which a flow of fumes is able to pass in order to heat said metal charge;
scrap detection means able to identify a profile of the metal charge entering said conveyor channel;
adjustment means associated with said at least one hood in order to move the at least one hood vertically away from/toward said support and advance surface of the at least one conveyor channel in order to vary said hood height as a function of the profile of said metal charge; and
a plurality of hoods disposed and attached in succession by respective rigid mechanical joints and vertically movable in a coordinated manner.