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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Permutit Co Ltd
Original Assignee
Permutit Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Permutit Co LtdfiledCriticalPermutit Co Ltd
Priority to ES348163ApriorityCriticalpatent/ES348163A3/es
Publication of ES348163A3publicationCriticalpatent/ES348163A3/es
ES348163A1967-12-121967-12-12Un procedimiento para el filtrado de un liquido que contie-ne cantidades muy pequenas de impurezas disueltas.
ExpiredES348163A3
(es)