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FR405074D1909-01-291909-07-15Procédé et appareil pour le traitement de l'huile de lin et autres huiles similaires par chauffement (cuisson)
ExpiredFR405074A
(fr)
Procédé et appareil pour extraire l'huile contenue dans les hydrosilicates, terres à foulon, noir animal ou minéral, ayant servi à la décoloration des huiles
Procédé et appareil pour la carburation d'huiles brutes et d'huiles lourdes à points d'ébullition élevés et très distants les uns des autres