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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Ziv Ing Wilhelm Depmer
Original Assignee
Ziv Ing Wilhelm Depmer
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Publication date
Application filed by Ziv Ing Wilhelm DepmerfiledCriticalZiv Ing Wilhelm Depmer
Priority to ES281921ApriorityCriticalpatent/ES281921A3/en
Publication of ES281921A3publicationCriticalpatent/ES281921A3/en
An extractor device with a rotating cell wheel about a vertical axis, for the continuous and stepped extraction against countercurrent of solid materials with solvents, characterized by a fixed sieve plate with an exit opening, and by a rotating cell wheel on he arranged at a small distance above the sieve plate. (Machine-translation by Google Translate, not legally binding)
ES281921A1962-10-271962-10-27An extractor device (Machine-translation by Google Translate, not legally binding)
ExpiredES281921A3
(en)