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ANCIENS GRANEL Ets
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ANCIENS GRANEL Ets
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Priority to ES0292286ApriorityCriticalpatent/ES292286A1/en
Publication of ES292286A1publicationCriticalpatent/ES292286A1/en
"Procedure for the treatment of rosin", especially for the dismutation of natural resins, characterized by heating the resin, first with first catalyst ion alone, and then adding a second catalyst and continue heating until obtaining the desired proportion of acid dehydro-abºtico. (Machine-translation by Google Translate, not legally binding)
ES0292286A1963-10-081963-10-08Procedure for the treatment of colophony (Machine-translation by Google Translate, not legally binding)
ExpiredES292286A1
(en)
Procedure for obtaining hormones and vitamins, especially b 12 of slow effect via via injectable (Machine-translation by Google Translate, not legally binding)