JPS5241174A - Concentrating process by dehydration with osmotic pressure of solute - Google Patents

Concentrating process by dehydration with osmotic pressure of solute

Info

Publication number
JPS5241174A
JPS5241174A JP50117536A JP11753675A JPS5241174A JP S5241174 A JPS5241174 A JP S5241174A JP 50117536 A JP50117536 A JP 50117536A JP 11753675 A JP11753675 A JP 11753675A JP S5241174 A JPS5241174 A JP S5241174A
Authority
JP
Japan
Prior art keywords
solute
osmotic pressure
dehydration
concentrating process
solution
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
JP50117536A
Other languages
Japanese (ja)
Other versions
JPS5820645B2 (en
Inventor
Hirozo Yamamoto
Shuji Kawai
Akio Omori
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.)
Kuraray Co Ltd
Original Assignee
Kuraray 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 Kuraray Co Ltd filed Critical Kuraray Co Ltd
Priority to JP50117536A priority Critical patent/JPS5820645B2/en
Publication of JPS5241174A publication Critical patent/JPS5241174A/en
Publication of JPS5820645B2 publication Critical patent/JPS5820645B2/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/002—Forward osmosis or direct osmosis

Landscapes

  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

PURPOSE:Concentrating an aqueous solution by utilizing the osmotic pressure of the solute in a solution, by contacting the solution and the aqueous solution separately to the inside and the outside of the hollow fibers derived from PVA.
JP50117536A 1975-09-29 1975-09-29 Dehydration concentration method using solute osmotic pressure Expired JPS5820645B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50117536A JPS5820645B2 (en) 1975-09-29 1975-09-29 Dehydration concentration method using solute osmotic pressure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50117536A JPS5820645B2 (en) 1975-09-29 1975-09-29 Dehydration concentration method using solute osmotic pressure

Publications (2)

Publication Number Publication Date
JPS5241174A true JPS5241174A (en) 1977-03-30
JPS5820645B2 JPS5820645B2 (en) 1983-04-25

Family

ID=14714214

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50117536A Expired JPS5820645B2 (en) 1975-09-29 1975-09-29 Dehydration concentration method using solute osmotic pressure

Country Status (1)

Country Link
JP (1) JPS5820645B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS631402A (en) * 1986-06-23 1988-01-06 Yatoron:Kk Concentrating method
WO2008152749A1 (en) * 2007-06-13 2008-12-18 Water Re-Use Promotion Center Water desalination system and water desalination method
JP2016049500A (en) * 2014-09-01 2016-04-11 株式会社Kri Draw solution and forward osmosis water treatment method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5019679A (en) * 1973-06-25 1975-03-01

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5019679A (en) * 1973-06-25 1975-03-01

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS631402A (en) * 1986-06-23 1988-01-06 Yatoron:Kk Concentrating method
WO2008152749A1 (en) * 2007-06-13 2008-12-18 Water Re-Use Promotion Center Water desalination system and water desalination method
JP2008307447A (en) * 2007-06-13 2008-12-25 Zousui Sokushin Center Fresh water generating apparatus and method
JP2016049500A (en) * 2014-09-01 2016-04-11 株式会社Kri Draw solution and forward osmosis water treatment method

Also Published As

Publication number Publication date
JPS5820645B2 (en) 1983-04-25

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