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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Kientsch Federico T
Original Assignee
Kientsch Federico T
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Publication date
Application filed by Kientsch Federico TfiledCriticalKientsch Federico T
Priority to ES109432ApriorityCriticalpatent/ES109432A1/es
Publication of ES109432A1publicationCriticalpatent/ES109432A1/es
ES109432A1928-09-141928-09-14La fórmula y procedimiento para la más completa purificación de las escorias, de los metales en ellas contenidos.
ExpiredES109432A1
(es)