Patent ID: 9238785
Filing Date: 2016-01-19
CPC Classification: B01J,C10L,C11B,C11C,Y02E

Claim Text:
1. A method for the production of biodiesel, comprising the steps of: a) Providing crude oil with a phosphorus-content of more than 10 ppm and a sterylglycoside-content of more than 5 ppm; b) contacting said crude oil from step a) with at least one adsorbent to form a biodiesel precursor, wherein the at least one adsorbent comprises a matrix formed from amorphous silica gel and a smectite phase, wherein the amorphous silica gel is comprised in the adsorbent in an amount of at least 25 wt. % and the smectite phase is present in an amount of at least 10 wt. % and less than 60 wt. % c) separating the adsorbent from the biodiesel precursor; and d) subjecting the biodiesel precursor obtained from step c) to a biodiesel production process.