ROTARY INCINERATOR is reliable option for combustion of bulk amount of industrial refuse. Application of this incinerator can be noticed in cement production arena for decomposing of limestone into calcium oxide. Offered system is a horizontal type cylindrical vessel that rotates at slow speed on its own axis. Materials that are fed into its upped end, slowly goes down towards its lower bottom section for thorough stirring and blending. As part of its mechanism, hot gas passes through this klin in counter current manner for combustion of fed materials.