in jopetrol we are going to purchase automatic backwash filter in naphtha hyrotreater unit feed but i dont see that there a refinery use automatic backwash filter in naphtha hyrotreater unit feed we want this because of high frequency for changing f



in jopetrol we are going to purchase automatic backwash filter in naphtha hyrotreater unit feed but i dont see that there a refinery use automatic backwash filter in naphtha hyrotreater unit feed we want this because of high frequency for changing feed filter