Patent ID: 8481768
Filing Date: 2013-07-09
Classification: C07C,C11B,C11C,Y02E,Y02P,Y02W

Abstract:
1. A method for obtaining seed oil suitable for use in producing fatty acid alkyl esters from seeds, comprising: cleaning the seeds; cracking the seeds; softening the seeds; extracting oil from the seeds, leaving a residual seed cake; degumming the extracted oil; bleaching the degummed extracted oil with bleaching earth, producing a first bleached oil sample and leaving spent bleaching earth; combining the residual seed cake and the spent bleaching earth; extracting oil remaining in the residual seed cake and the spent bleaching earth with a solvent; collecting the oil extracted from the oilseeds and the residual seed cake; degumming the collected oil; bleaching the degummed collected oil with bleaching earth, producing a second bleached oil sample; and combining the first bleached oil sample and the second bleached oil sample.