Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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FJ Collin AG
Original Assignee
FJ Collin AG
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Application filed by FJ Collin AGfiledCriticalFJ Collin AG
Application grantedgrantedCritical
Publication of FR1038775ApublicationCriticalpatent/FR1038775A/fr
FR1038775D1950-06-201951-06-12Perfectionnements apportés aux procédés et dispositifs d'épuration du goudron etdes produits goudronneux
ExpiredFR1038775A
(fr)