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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INDIAN REFINING CO
Original Assignee
INDIAN REFINING CO
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Filing date
Publication date
Application filed by INDIAN REFINING COfiledCriticalINDIAN REFINING CO
Priority to ES114955ApriorityCriticalpatent/ES114955A1/es
Publication of ES114955A1publicationCriticalpatent/ES114955A1/es
ES114955A1929-09-241929-09-24Procedimiento para la recuperación y purificación de aceites lubrificantes derivados de aceites de petróleo minerales.
ExpiredES114955A1
(es)