Patent ID: 11950619
Assignee: LA BOMBA SPRL
Field: Other special machines (Mechanical engineering)
Classification: CPC A | IPC A

Claim 17:
18. The system according to claim 1, wherein said at least one generation unit comprises: a first generation unit configured for generating a first gas and/or steam flow (F1) through the first zone (Z1); one or more intermediate generation units configured for generating one or more intermediate gas and/or steam flows (Fi1, Fi2, etc.) through the one or more intermediate zones (Zi1, Zi2, etc.); a last generation unit configured for generating a last gas and/or steam flow (Fd) through the last zone (Zd); a control system configured for controlling said first generation unit, said one or more intermediate generation units, and said last generation unit, such that the layer of particulate material is preheated and dried in the first zone, roasted in the one or more intermediate zones, and cooled in the last zone; wherein the control system is configured for using at least a portion of the gas and/or steam flow that has passed through one of the zones (Z1, Zi1, Zi2, etc., Zd) for generating the gas and/or steam flow of another zone (Z1, Zi1, Zi2, etc., Zd).