IT1047997B - Membrana per osmosi inversa e procedimento per la sua fabbricazione - Google Patents

Membrana per osmosi inversa e procedimento per la sua fabbricazione

Info

Publication number
IT1047997B
IT1047997B IT69263/75A IT6926375A IT1047997B IT 1047997 B IT1047997 B IT 1047997B IT 69263/75 A IT69263/75 A IT 69263/75A IT 6926375 A IT6926375 A IT 6926375A IT 1047997 B IT1047997 B IT 1047997B
Authority
IT
Italy
Prior art keywords
manufacture
reverse osmosis
osmosis membrane
membrane
reverse
Prior art date
Application number
IT69263/75A
Other languages
English (en)
Italian (it)
Inventor
A Franceschini
G Fidillio
A Balestrini
Original Assignee
Fiat Spa
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 Fiat Spa filed Critical Fiat Spa
Priority to IT69263/75A priority Critical patent/IT1047997B/it
Priority to SE7609167A priority patent/SE7609167L/xx
Priority to GB35206/76A priority patent/GB1526118A/en
Priority to DE2638016A priority patent/DE2638016C3/de
Priority to DK403876A priority patent/DK403876A/da
Priority to FR7627388A priority patent/FR2323726A1/fr
Application granted granted Critical
Publication of IT1047997B publication Critical patent/IT1047997B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/30—Polyalkenyl halides
    • B01D71/301—Polyvinylchloride
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/08—Specific temperatures applied
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/022—Asymmetric membranes
    • B01D2325/0233—Asymmetric membranes with clearly distinguishable layers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
IT69263/75A 1975-09-11 1975-09-11 Membrana per osmosi inversa e procedimento per la sua fabbricazione IT1047997B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT69263/75A IT1047997B (it) 1975-09-11 1975-09-11 Membrana per osmosi inversa e procedimento per la sua fabbricazione
SE7609167A SE7609167L (sv) 1975-09-11 1976-08-17 Membran for omvend osmos och forfarande for framstellning derav
GB35206/76A GB1526118A (en) 1975-09-11 1976-08-24 Membrane for inverse osmosis and method for its manufacture
DE2638016A DE2638016C3 (de) 1975-09-11 1976-08-24 Membran für die umgekehrte Osmose und Verfahren zu ihrer Herstellung
DK403876A DK403876A (da) 1975-09-11 1976-09-08 Membran til omvendt osmose samt fremgangsmade til fremstilling af denne
FR7627388A FR2323726A1 (fr) 1975-09-11 1976-09-10 Membrane pour osmose inverse, et son procede de fabrication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT69263/75A IT1047997B (it) 1975-09-11 1975-09-11 Membrana per osmosi inversa e procedimento per la sua fabbricazione

Publications (1)

Publication Number Publication Date
IT1047997B true IT1047997B (it) 1980-10-20

Family

ID=11311696

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69263/75A IT1047997B (it) 1975-09-11 1975-09-11 Membrana per osmosi inversa e procedimento per la sua fabbricazione

Country Status (6)

Country Link
DE (1) DE2638016C3 (enExample)
DK (1) DK403876A (enExample)
FR (1) FR2323726A1 (enExample)
GB (1) GB1526118A (enExample)
IT (1) IT1047997B (enExample)
SE (1) SE7609167L (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5890971B2 (ja) * 2011-06-16 2016-03-22 積水化学工業株式会社 高分子水処理膜及び水処理方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1396091A (en) * 1971-02-18 1975-05-29 Babcock & Wilcox Ltd Semi-permeable membranes

Also Published As

Publication number Publication date
DE2638016A1 (de) 1977-07-28
DE2638016C3 (de) 1982-04-15
GB1526118A (en) 1978-09-27
DE2638016B2 (de) 1981-04-30
SE7609167L (sv) 1977-03-12
DK403876A (da) 1977-03-12
FR2323726B1 (enExample) 1980-12-26
FR2323726A1 (fr) 1977-04-08

Similar Documents

Publication Publication Date Title
IT1067339B (it) Membrane composite semipermeabili
MX144990A (es) Membrana semipermeable mejorada y metodo para obtenerla
IT1062302B (it) Procedimento per la produzione di membrane semipermeabili
IT1078944B (it) Membrana di dialisi per emodialisi e procedimento per la sua produzione
IT1069855B (it) Apparecchio separatore..particolarmente per dialisi..e procedimento per la sua fabbricazione
IT1019215B (it) Membrana semipermeabile utile in particolare per la separazione di sostanze e procedimento per la sua produzione
IT7967283A0 (it) Membrana semipermeabile per osmosi inversa
FR2339424A1 (fr) Procede pour la fabrication de membranes semipermeables de polysulfone et membranes obtenues
SE7601201L (sv) Membranpump
BE822901A (fr) Membranes
IT1068324B (it) Dializzatore specialmente per la emodialisi e procedimento per la sua fabbricazione
DK409478A (da) Semipermeable membraner
IT1032540B (it) Membrane ad levata diffusivita
BR7409056D0 (pt) Dispositivo e metodo de separacao por membrana permeavel
DK490876A (da) Semipermeabel membran samt fremgangsmade til fremstilling deraf
AT367649B (de) Semipermeable membranen
IT994997B (it) Membrane semipermeabili
NL7613869A (nl) Membraanstelsel.
IT1034818B (it) Procedimento per trattare membrane
BE842345R (fr) Membranes
IT987153B (it) Insiemi tubolari semipermeabili
IT1055704B (it) Membrane polimeriche permselettive di poliammidi o poliidrrazidi or ganiche
NL7613507A (nl) Semipermeabele membranen uit copolyamiden en werkwijze ter vervaardiging daarvan.
DK148436C (da) Fibroest baerelag for semipermeable membraner
IT1066606B (it) Procedimento per la produzione di membrane per ultrafiltrazione accoppiate con enzima e membrana ottenuta