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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Heinrich Koppers Industrieele Mij N V
Original Assignee
Heinrich Koppers Industrieele Mij N V
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Publication date
Application filed by Heinrich Koppers Industrieele Mij N VfiledCriticalHeinrich Koppers Industrieele Mij N V
Priority to ES140035ApriorityCriticalpatent/ES140035A1/es
Publication of ES140035A1publicationCriticalpatent/ES140035A1/es
ES140035A1935-10-291935-10-29Un procedimiento con su dispositivo para la desbituminización de carbones grasos aglomerados o en trozos.
ExpiredES140035A1
(es)