IT1012016B - METHOD FOR THE PREPARATION OF HYPERFILTERING MEM BRANES IN PARTICULAR FOR THE DESALINATION OF BRACKISH AND MARINE WATERS AND PRO DUCED MEMBRANES ACCORDING TO THIS METHOD - Google Patents

METHOD FOR THE PREPARATION OF HYPERFILTERING MEM BRANES IN PARTICULAR FOR THE DESALINATION OF BRACKISH AND MARINE WATERS AND PRO DUCED MEMBRANES ACCORDING TO THIS METHOD

Info

Publication number
IT1012016B
IT1012016B IT27424/71A IT2742471A IT1012016B IT 1012016 B IT1012016 B IT 1012016B IT 27424/71 A IT27424/71 A IT 27424/71A IT 2742471 A IT2742471 A IT 2742471A IT 1012016 B IT1012016 B IT 1012016B
Authority
IT
Italy
Prior art keywords
hyperfiltering
brackish
desalination
preparation
membranes according
Prior art date
Application number
IT27424/71A
Other languages
Italian (it)
Original Assignee
Consiglio Nazionale Ricerche
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
Priority to BE787345D priority Critical patent/BE787345A/en
Application filed by Consiglio Nazionale Ricerche filed Critical Consiglio Nazionale Ricerche
Priority to IT27424/71A priority patent/IT1012016B/en
Priority to NL7210933A priority patent/NL7210933A/xx
Priority to ES405734A priority patent/ES405734A1/en
Priority to DE2239604A priority patent/DE2239604A1/en
Priority to FR7229092A priority patent/FR2148624A1/en
Priority to JP47080068A priority patent/JPS4831183A/ja
Application granted granted Critical
Publication of IT1012016B publication Critical patent/IT1012016B/en

Links

Classifications

    • 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
    • B01D69/14—Dynamic membranes
    • B01D69/141—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes
    • B01D69/1411—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes containing dispersed material in a continuous matrix
    • 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
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124—Water desalination
    • Y02A20/131—Reverse-osmosis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
IT27424/71A 1971-08-11 1971-08-11 METHOD FOR THE PREPARATION OF HYPERFILTERING MEM BRANES IN PARTICULAR FOR THE DESALINATION OF BRACKISH AND MARINE WATERS AND PRO DUCED MEMBRANES ACCORDING TO THIS METHOD IT1012016B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
BE787345D BE787345A (en) 1971-08-11 METHOD OF PREPARATION OF HYPERFILTRING MEMBRANES, IN PARTICULAR FOR THE CLEARANCE OF BRINE AND SEA WATER, AND MEMBRANES MADE BY THE APPLICATION OF THIS METHOD
IT27424/71A IT1012016B (en) 1971-08-11 1971-08-11 METHOD FOR THE PREPARATION OF HYPERFILTERING MEM BRANES IN PARTICULAR FOR THE DESALINATION OF BRACKISH AND MARINE WATERS AND PRO DUCED MEMBRANES ACCORDING TO THIS METHOD
NL7210933A NL7210933A (en) 1971-08-11 1972-08-10
ES405734A ES405734A1 (en) 1971-08-11 1972-08-10 Procedure for the production of semipermeable membranes. (Machine-translation by Google Translate, not legally binding)
DE2239604A DE2239604A1 (en) 1971-08-11 1972-08-11 MEMBRANE FOR CONDUCTING HYPERFILTRATION, IN PARTICULAR FOR DESALINATION OF BRACKWATER AND SEAWATER, AND PROCESS FOR THEIR PRODUCTION
FR7229092A FR2148624A1 (en) 1971-08-11 1972-08-11 Semipermeable membrane - consisting of two layers of polymer material with different retention rates for dissolved solids
JP47080068A JPS4831183A (en) 1971-08-11 1972-08-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT27424/71A IT1012016B (en) 1971-08-11 1971-08-11 METHOD FOR THE PREPARATION OF HYPERFILTERING MEM BRANES IN PARTICULAR FOR THE DESALINATION OF BRACKISH AND MARINE WATERS AND PRO DUCED MEMBRANES ACCORDING TO THIS METHOD

Publications (1)

Publication Number Publication Date
IT1012016B true IT1012016B (en) 1977-03-10

Family

ID=11221612

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27424/71A IT1012016B (en) 1971-08-11 1971-08-11 METHOD FOR THE PREPARATION OF HYPERFILTERING MEM BRANES IN PARTICULAR FOR THE DESALINATION OF BRACKISH AND MARINE WATERS AND PRO DUCED MEMBRANES ACCORDING TO THIS METHOD

Country Status (7)

Country Link
JP (1) JPS4831183A (en)
BE (1) BE787345A (en)
DE (1) DE2239604A1 (en)
ES (1) ES405734A1 (en)
FR (1) FR2148624A1 (en)
IT (1) IT1012016B (en)
NL (1) NL7210933A (en)

Also Published As

Publication number Publication date
ES405734A1 (en) 1975-09-16
BE787345A (en) 1973-02-09
FR2148624A1 (en) 1973-03-23
NL7210933A (en) 1973-02-13
DE2239604A1 (en) 1973-02-22
JPS4831183A (en) 1973-04-24

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