PROCÉDÉ POUR LA PURIFICATION D'UN MÉLANGE DE DÉCHETS GRAS AINSI QUE LES PRODUITS OBTENUS, EN PARTICULIERS DES CABURANTS

摘要

There is described a process and an apparatus for purifying a mixture and related products. In particular, there is described a process and an apparatus for purifying a mixture comprising fats, oils and greases as are typically found in sewer waste. The process involves heating, acidifying and separating the mixture. The apparatus used includes a heating and separation device for separating into a solid fraction, an organic liquid fraction and an aqueous liquid fraction. Apparatus such as a three phase separation unit and a rotary vacuum filter may also be used.