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1. (WO2018199837) PURIFICATION OF OIL

Pub. No.:    WO/2018/199837    International Application No.:    PCT/SE2018/050415
Publication Date: Fri Nov 02 00:59:59 CET 2018 International Filing Date: Wed Apr 25 01:59:59 CEST 2018
IPC: B01D 17/02
B01D 17/04
B01D 17/00
B01D 17/12
B01D 37/03
B01D 21/01
C10G 33/04
C10G 33/08
Applicants: RECONDOIL SWEDEN AB
Inventors: SUNDSTRÖM, Fred
PERSSON, Thomas
Title: PURIFICATION OF OIL
Abstract:
A method and a system for purification of oil, said method comprising the steps of: -providing separation aid and oil to be purified to at least one sedimentation tank; -waiting for allowing a sludge phase to sediment to a bottom part of the sedimentation tank, said sludge phase comprising the separation aid together with impurities from the oil; -removing an oil phase not comprising said sludge phase from the at least one sedimentation tank; and -filtering said oil phase through a depth filter for removing any possible remaining separation aid and impurities.