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IG Farbenindustrie AG
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IG Farbenindustrie AG
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Application filed by IG Farbenindustrie AGfiledCriticalIG Farbenindustrie AG
Application grantedgrantedCritical
Publication of FR687275ApublicationCriticalpatent/FR687275A/fr
C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
C07C37/005—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by obtaining phenols from products, waste products or side-products of processes, not directed to the production of phenols, by conversion or working-up
C07C37/009—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by obtaining phenols from products, waste products or side-products of processes, not directed to the production of phenols, by conversion or working-up from waste water
FR687275D1929-01-031929-12-26Procédé pour la récupération de phénols contenus dans des eaux de lavage de gaz
ExpiredFR687275A
(fr)