Dị ka onye na-emepụta akụrụngwa na-agbanwe agbanwe nke ntụkwasị obi, Ruijie na-enye azịza zuru oke - nkewa ndọta, nyocha, mbufe, ngwepịa, na akụrụngwa nhazi ike ndọda - ahaziri maka ịmegharị igwe igwe, ihe ọkụ ọkụ n'ala ash (IBA), nhazigharị ihe mkpofu, yana uru akụrụngwa akụrụngwa iji kwalite nrụpụta nrụpụta gị.
A na-eji ngebichi dewatering mee ihe maka ịsacha mmiri na sliming, nke enwere ike iji maka ịsacha ájá na ájá na osisi gravel, mgbake slime na osisi nkwadebe coal, ọgwụgwọ slag na osisi ọgwụgwọ slag, na ọdụ ọdụdụ akọrọ na-agbapụta na osisi concentrator, ect.
Ihe karịrị afọ 10 na-elekwasị anya screening na sorting akụrụngwa , kpọmkwem emeputa, akpịrị ịkpọ nkụ sieve nwere ike ahaziri dị ka ndị ahịa mkpa mmepụta, tupu ire ere na mgbe-ire ọrụ zuru okè.