JPS5339566A - Method of cleaning filter tank - Google Patents

Method of cleaning filter tank

Info

Publication number
JPS5339566A
JPS5339566A JP11430076A JP11430076A JPS5339566A JP S5339566 A JPS5339566 A JP S5339566A JP 11430076 A JP11430076 A JP 11430076A JP 11430076 A JP11430076 A JP 11430076A JP S5339566 A JPS5339566 A JP S5339566A
Authority
JP
Japan
Prior art keywords
filter tank
cleaning filter
material layer
filter material
washing
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.)
Granted
Application number
JP11430076A
Other languages
Japanese (ja)
Other versions
JPS5831964B2 (en
Inventor
Kazuo Kojima
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.)
Ebara Corp
Original Assignee
Ebara Infilco 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 Ebara Infilco Co Ltd filed Critical Ebara Infilco Co Ltd
Priority to JP51114300A priority Critical patent/JPS5831964B2/en
Publication of JPS5339566A publication Critical patent/JPS5339566A/en
Publication of JPS5831964B2 publication Critical patent/JPS5831964B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE: To provide a method of counterflow washing a filter material layer in a filter tank, the filter material layer being of a granular material, the method including blowing air against an expanded surface of the filter material layer thereby to reduce an amount of counterflow water necessary for the washing.
COPYRIGHT: (C)1978,JPO&Japio
JP51114300A 1976-09-22 1976-09-22 How to clean the filter tank Expired JPS5831964B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51114300A JPS5831964B2 (en) 1976-09-22 1976-09-22 How to clean the filter tank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51114300A JPS5831964B2 (en) 1976-09-22 1976-09-22 How to clean the filter tank

Publications (2)

Publication Number Publication Date
JPS5339566A true JPS5339566A (en) 1978-04-11
JPS5831964B2 JPS5831964B2 (en) 1983-07-09

Family

ID=14634406

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51114300A Expired JPS5831964B2 (en) 1976-09-22 1976-09-22 How to clean the filter tank

Country Status (1)

Country Link
JP (1) JPS5831964B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4720347A (en) * 1984-10-29 1988-01-19 Degremont Method and apparatus for the filtration of a suspension by a granular filtrating layer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4720347A (en) * 1984-10-29 1988-01-19 Degremont Method and apparatus for the filtration of a suspension by a granular filtrating layer

Also Published As

Publication number Publication date
JPS5831964B2 (en) 1983-07-09

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