Recovery of cellulose fibers from oil ...
1/10/2019 · The EFB strands after pretreatment were ballmilled with FRITSCH planetary micro ballmill pulverisette 7 premium line. EFB strands were filled up to ¼ of vessel height and around 15 ceramic balls were inserted in each vessel. The sample was allowed to ballmill for 20 min at 600 rpm to turn the EFB strands into powder form.