1.NE usoro efere yinye ịwụ mbuli bụ adabara ibuga powdery, granular, obere abrasive ma ọ bụ na-abụghị abrasive ihe, dị ka raw nri, ciment, coal, limestone, akọrọ ụrọ, clinker, wdg, ihe okpomọkụ Control n'okpuru 250 ° C.
2. Nke a usoro nke elevators nakweere inflow nri na induction unloading;ihe na-abanye n'ime hopper ma na-ebuli ya elu site na yinye efere, na-ebupụ na-akpaghị aka n'okpuru ọrụ nke ike ndọda.
3. NE ụdị efere yinye ịwụ mbuli bụ ụdị ọhụrụ nke ngwaahịa ebuli elu mepụtara site na iwebata teknụzụ dị elu nke mba ọzọ.