JPS5442257A - Step filter pipe - Google Patents

Step filter pipe

Info

Publication number
JPS5442257A
JPS5442257A JP10898877A JP10898877A JPS5442257A JP S5442257 A JPS5442257 A JP S5442257A JP 10898877 A JP10898877 A JP 10898877A JP 10898877 A JP10898877 A JP 10898877A JP S5442257 A JPS5442257 A JP S5442257A
Authority
JP
Japan
Prior art keywords
filter pipe
step filter
pipe
filter
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
Application number
JP10898877A
Other languages
Japanese (ja)
Inventor
Souichi Tsuruta
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP10898877A priority Critical patent/JPS5442257A/en
Publication of JPS5442257A publication Critical patent/JPS5442257A/en
Pending legal-status Critical Current

Links

JP10898877A 1977-09-10 1977-09-10 Step filter pipe Pending JPS5442257A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10898877A JPS5442257A (en) 1977-09-10 1977-09-10 Step filter pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10898877A JPS5442257A (en) 1977-09-10 1977-09-10 Step filter pipe

Publications (1)

Publication Number Publication Date
JPS5442257A true JPS5442257A (en) 1979-04-04

Family

ID=14498733

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10898877A Pending JPS5442257A (en) 1977-09-10 1977-09-10 Step filter pipe

Country Status (1)

Country Link
JP (1) JPS5442257A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5743793U (en) * 1980-08-28 1982-03-10

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5743793U (en) * 1980-08-28 1982-03-10

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