“…The extracted molecule is then directly released in the external phase which ruins the extraction process (Yan & Pal, 2001, 2004Mortaheb et al, 2008). If O/W/O multiple emulsions have been less extensively studied, they can also finds potential applications in food, cosmetics and controlled delivery drugs Mishra & Pandit, 1989;Laugel et al, 1998Laugel et al, , 2000Yu et al, 2003). They are found also in application in separation processes of hydrocarbons (Krishna et al, 1987;Garti & Kovacs, 1991).…”