JPS5435175A - Pretreating method for reverse osmotic process - Google Patents

Pretreating method for reverse osmotic process

Info

Publication number
JPS5435175A
JPS5435175A JP10246277A JP10246277A JPS5435175A JP S5435175 A JPS5435175 A JP S5435175A JP 10246277 A JP10246277 A JP 10246277A JP 10246277 A JP10246277 A JP 10246277A JP S5435175 A JPS5435175 A JP S5435175A
Authority
JP
Japan
Prior art keywords
reverse osmotic
pretreating method
osmotic process
filter
pretreating
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
JP10246277A
Other languages
Japanese (ja)
Inventor
Taketoshi Madokoro
Yoshihisa Narukami
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.)
Kubota Corp
Original Assignee
Kubota Corp
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 Kubota Corp filed Critical Kubota Corp
Priority to JP10246277A priority Critical patent/JPS5435175A/en
Publication of JPS5435175A publication Critical patent/JPS5435175A/en
Pending legal-status Critical Current

Links

Landscapes

  • Filtration Of Liquid (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

PURPOSE: To improve performance of semipermeable membrane, by conducting pretreatment by use of a filter made by precoating filter medium, e.g., kieselguhr, activated alumina, with specifiec adsorbing material as a filter aid.
COPYRIGHT: (C)1979,JPO&Japio
JP10246277A 1977-08-24 1977-08-24 Pretreating method for reverse osmotic process Pending JPS5435175A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10246277A JPS5435175A (en) 1977-08-24 1977-08-24 Pretreating method for reverse osmotic process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10246277A JPS5435175A (en) 1977-08-24 1977-08-24 Pretreating method for reverse osmotic process

Publications (1)

Publication Number Publication Date
JPS5435175A true JPS5435175A (en) 1979-03-15

Family

ID=14328117

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10246277A Pending JPS5435175A (en) 1977-08-24 1977-08-24 Pretreating method for reverse osmotic process

Country Status (1)

Country Link
JP (1) JPS5435175A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS589876A (en) * 1981-07-06 1983-01-20 東芝セラミツクス株式会社 Dipping nozzle for continuous casting
JPS63194708A (en) * 1987-02-06 1988-08-11 Nippon Steel Corp Tertiary treatment of sewage
JP2012096126A (en) * 2010-10-29 2012-05-24 Osumo:Kk Method and apparatus for treating car washing wastewater

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS589876A (en) * 1981-07-06 1983-01-20 東芝セラミツクス株式会社 Dipping nozzle for continuous casting
JPS63194708A (en) * 1987-02-06 1988-08-11 Nippon Steel Corp Tertiary treatment of sewage
JP2012096126A (en) * 2010-10-29 2012-05-24 Osumo:Kk Method and apparatus for treating car washing wastewater

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