the drums being conically shaped

Full Title

Methods or apparatus, e.g. incinerators, specially adapted for combustion of waste or low-grade fuels > with combustion in rotating or oscillating drums > the drums being conically shaped

Classification Context

Section:

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

Class:

COMBUSTION APPARATUS; COMBUSTION PROCESSES

Subclass:

CREMATION FURNACES; CONSUMING WASTE OR LOW GRADE FUELS BY COMBUSTION