JPS52109669A - Filter - Google Patents
FilterInfo
- Publication number
- JPS52109669A JPS52109669A JP2649476A JP2649476A JPS52109669A JP S52109669 A JPS52109669 A JP S52109669A JP 2649476 A JP2649476 A JP 2649476A JP 2649476 A JP2649476 A JP 2649476A JP S52109669 A JPS52109669 A JP S52109669A
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- fine pore
- filter
- siral
- poer
- Prior art date
- 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.)
- Pending
Links
Abstract
PURPOSE: To overlap a small poer sheet with a fine pore sheet a little longer at both ends into siral construction, seal the ends of the fine pore sheet alternatively at upper end and lower end and put into a cylinder, thereby provide a spiral filter of easy production.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2649476A JPS52109669A (en) | 1976-03-10 | 1976-03-10 | Filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2649476A JPS52109669A (en) | 1976-03-10 | 1976-03-10 | Filter |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52109669A true JPS52109669A (en) | 1977-09-14 |
Family
ID=12195040
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2649476A Pending JPS52109669A (en) | 1976-03-10 | 1976-03-10 | Filter |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52109669A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS558857A (en) * | 1978-07-07 | 1980-01-22 | Ichiro Katayama | Filter element |
JP2011212541A (en) * | 2010-03-31 | 2011-10-27 | Kurita Water Ind Ltd | Filtration device and water treatment device |
JP2011212542A (en) * | 2010-03-31 | 2011-10-27 | Kurita Water Ind Ltd | Method for backwashing filter treatment means and water treatment apparatus therefor |
-
1976
- 1976-03-10 JP JP2649476A patent/JPS52109669A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS558857A (en) * | 1978-07-07 | 1980-01-22 | Ichiro Katayama | Filter element |
JP2011212541A (en) * | 2010-03-31 | 2011-10-27 | Kurita Water Ind Ltd | Filtration device and water treatment device |
JP2011212542A (en) * | 2010-03-31 | 2011-10-27 | Kurita Water Ind Ltd | Method for backwashing filter treatment means and water treatment apparatus therefor |
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