Isihluzi seqokobhe leWalnut kukusetyenziswa komgaqo wokuhluza umgaqo ophuhliswe ngempumelelo izixhobo zokwahlula, ukusetyenziswa kwesixhobo sokucoca ioyile-iqokobhe le-walnut elikhethekileyo njengendawo yokucoca, iqokobhe le-walnut elinendawo enkulu yomhlaba, i-adsorption eyomeleleyo, isixa esikhulu seempawu zongcoliseko, susa. ioli kunye nento emisiwe emanzini.
Ukuhluzwa, ukuhamba kwamanzi ukusuka phezulu ukuya ezantsi, ngokusebenzisa umsasazi wamanzi, umaleko wezinto zokucoca, umqokeleli wamanzi, ukuhluzwa okupheleleyo.I-backwash, i-agitator ijika izinto zokucoca, amanzi asezantsi phezulu, ukuze izinto zokucoca zicocwe kakuhle kwaye zihlaziywe.