IT1012016B - Metodo per la preparazione di mem brane iperfiltranti in particolare per la dissalazione delle acque salmastre e marine e membrane pro dotte secondo tale metodo - Google Patents
Metodo per la preparazione di mem brane iperfiltranti in particolare per la dissalazione delle acque salmastre e marine e membrane pro dotte secondo tale metodoInfo
- 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
Links
- 238000000034 method Methods 0.000 title 2
- 238000010612 desalination reaction Methods 0.000 title 1
- 210000004379 membrane Anatomy 0.000 title 1
- 239000012528 membrane Substances 0.000 title 1
- 238000002360 preparation method Methods 0.000 title 1
- 239000003643 water by type Substances 0.000 title 1
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)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE787345D BE787345A (fr) | 1971-08-11 | Methode de preparation de membranes hyperfiltrantes, en particulier pour le decelement des eaux saumatres et de mer, et membranes realisees par l'application de cette methode | |
IT27424/71A IT1012016B (it) | 1971-08-11 | 1971-08-11 | Metodo per la preparazione di mem brane iperfiltranti in particolare per la dissalazione delle acque salmastre e marine e membrane pro dotte secondo tale metodo |
NL7210933A NL7210933A (fr) | 1971-08-11 | 1972-08-10 | |
ES405734A ES405734A1 (es) | 1971-08-11 | 1972-08-10 | Procedimiento para la produccion de membranas semipermea- bles. |
JP47080068A JPS4831183A (fr) | 1971-08-11 | 1972-08-11 | |
DE2239604A DE2239604A1 (de) | 1971-08-11 | 1972-08-11 | Membran zur durchfuehrung der hyperfiltration, insbesondere zur entsalzung von brackwasser und meerwasser, und verfahren zu ihrer herstellung |
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 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT27424/71A IT1012016B (it) | 1971-08-11 | 1971-08-11 | Metodo per la preparazione di mem brane iperfiltranti in particolare per la dissalazione delle acque salmastre e marine e membrane pro dotte secondo tale metodo |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1012016B true IT1012016B (it) | 1977-03-10 |
Family
ID=11221612
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT27424/71A IT1012016B (it) | 1971-08-11 | 1971-08-11 | Metodo per la preparazione di mem brane iperfiltranti in particolare per la dissalazione delle acque salmastre e marine e membrane pro dotte secondo tale metodo |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS4831183A (fr) |
BE (1) | BE787345A (fr) |
DE (1) | DE2239604A1 (fr) |
ES (1) | ES405734A1 (fr) |
FR (1) | FR2148624A1 (fr) |
IT (1) | IT1012016B (fr) |
NL (1) | NL7210933A (fr) |
-
0
- BE BE787345D patent/BE787345A/fr unknown
-
1971
- 1971-08-11 IT IT27424/71A patent/IT1012016B/it active
-
1972
- 1972-08-10 NL NL7210933A patent/NL7210933A/xx unknown
- 1972-08-10 ES ES405734A patent/ES405734A1/es not_active Expired
- 1972-08-11 JP JP47080068A patent/JPS4831183A/ja active Pending
- 1972-08-11 DE DE2239604A patent/DE2239604A1/de active Pending
- 1972-08-11 FR FR7229092A patent/FR2148624A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
BE787345A (fr) | 1973-02-09 |
ES405734A1 (es) | 1975-09-16 |
FR2148624A1 (en) | 1973-03-23 |
JPS4831183A (fr) | 1973-04-24 |
DE2239604A1 (de) | 1973-02-22 |
NL7210933A (fr) | 1973-02-13 |
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