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KOHLENVEREDLUNG AG
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KOHLENVEREDLUNG AG
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Publication of FR657120ApublicationCriticalpatent/FR657120A/fr
Process for producing pitch for the manufacture of high-performance carbon fibers together with pitch for the manufacture of general-purpose carbon fibers
Process for producing pitch for the manufacture of high-performance carbon fibers together with pitch for the manufacture of general-purpose carbon fibers
Procédé et dispositif pour le fractionnement des pétroles naturels et synthétiques, des goudrons de haute et de basse température et de fractions obtenues à partirde tous ces produits
Procédé et dispositif pour le fractionnement des pétroles naturels et synthétiques, des goudrons de haute et de basse température et de fractions obtenues à partir de tous ces produits
Procédé pour préparer des hydrocarbures liquides à point d'ébullition peu élevé par traitement thermique de goudrons, d'huiles minérales, et autres produits similaires