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.)
Proterial Ltd
Original Assignee
Hitachi Metals 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 Hitachi Metals LtdfiledCriticalHitachi Metals Ltd
Priority to JP237477ApriorityCriticalpatent/JPS5389257A/en
Publication of JPS5389257ApublicationCriticalpatent/JPS5389257A/en
PURPOSE: To provide a method for laying water collecting blocks, comprising causing water to be treated to uniformly flow through a water passage hole of each of water-collecting blocks, and further causing the filter layer to carry out uniform filtration.
COPYRIGHT: (C)1978,JPO&Japio
JP237477A1977-01-141977-01-14Method for laying water collecting blocks
PendingJPS5389257A
(en)