IT988536B - PROCEDURE FOR THE STABILIZATION OF SEMIPERMEABLE MEMBRANES FOR DESALTING SALINE WATER - Google Patents

PROCEDURE FOR THE STABILIZATION OF SEMIPERMEABLE MEMBRANES FOR DESALTING SALINE WATER

Info

Publication number: IT988536B
Authority: IT; Italy
Prior art keywords: stabilization; procedure; saline water; semipermeable membranes; desalting
Prior art date: 1970-06-22

Application number

IT25900/71A

Other languages

Italian (it)

Original Assignee

Westinghouse Electric 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.)

1970-06-22

Filing date

1971-06-16

Publication date

1975-04-30

1971-06-16 Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp

1975-04-30 Application granted granted Critical

1975-04-30 Publication of IT988536B publication Critical patent/IT988536B/en

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
- B01D69/148—Organic/inorganic mixed matrix membranes
- 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)
Inorganic Chemistry (AREA)
Dispersion Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Separation Using Semi-Permeable Membranes (AREA)
Cosmetics (AREA)
Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

IT25900/71A 1970-06-22 1971-06-16 PROCEDURE FOR THE STABILIZATION OF SEMIPERMEABLE MEMBRANES FOR DESALTING SALINE WATER IT988536B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US4805770A	1970-06-22	1970-06-22

Publications (1)

Publication Number	Publication Date
IT988536B true IT988536B (en)	1975-04-30

Family

ID=21952511

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT25900/71A IT988536B (en)	1970-06-22	1971-06-16	PROCEDURE FOR THE STABILIZATION OF SEMIPERMEABLE MEMBRANES FOR DESALTING SALINE WATER

Country Status (9)

Country	Link
AU (1)	AU2874571A (en)
CA (1)	CA940677A (en)
DE (1)	DE2129014A1 (en)
FR (1)	FR2099286A5 (en)
IL (1)	IL36815A0 (en)
IT (1)	IT988536B (en)
MT (1)	MTP695B (en)
NL (1)	NL7108569A (en)
ZA (1)	ZA712977B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1445333A (en) *	1972-08-09	1976-08-11	Uilever Ltd	Ultrafiltration membranes and separation processes
US3862030A (en) *	1972-12-13	1975-01-21	Amerace Esna Corp	Microporous sub-micron filter media
DE2816085B2 (en) *	1978-04-13	1981-04-23	Sartorius GmbH, 3400 Göttingen	Asymmetrical ultrafiltration membrane based on cellulose hydrate
DE2816086C3 (en) *	1978-04-13	1985-04-25	Sartorius GmbH, 3400 Göttingen	Asymmetrical ultrafiltration membrane based on cellulose triacetate
DE3141672A1 (en) *	1981-10-21	1983-05-05	Bayer Ag, 5090 Leverkusen	SEMIPERMEABLE MEMBRANES
BE904553A (en) *	1986-04-07	1986-07-31	Studiecentrum Kernenergi	Membranes for micro-, ultra- and hyper-filtration - made by shaping dispersion of metal oxide particles in soln. of polymer binder, and removing solvent
DE19931846C2 (en) *	1999-07-09	2002-03-14	Neubert Susanne	Membrane as a composite membrane for separating dissolved and suspended substances as well as dissolved salts from their carrier liquid

1971
- 1971-05-05 CA CA112,181A patent/CA940677A/en not_active Expired
- 1971-05-07 ZA ZA712977A patent/ZA712977B/en unknown
- 1971-05-10 IL IL36815A patent/IL36815A0/en unknown
- 1971-05-11 AU AU28745/71A patent/AU2874571A/en not_active Expired
- 1971-05-29 MT MT695A patent/MTP695B/en unknown
- 1971-06-11 DE DE19712129014 patent/DE2129014A1/en active Pending
- 1971-06-16 IT IT25900/71A patent/IT988536B/en active
- 1971-06-21 FR FR7122514A patent/FR2099286A5/en not_active Expired
- 1971-06-22 NL NL7108569A patent/NL7108569A/xx unknown

Also Published As

Publication number	Publication date
AU2874571A (en)	1972-11-16
CA940677A (en)	1974-01-29
FR2099286A5 (en)	1972-03-10
NL7108569A (en)	1971-12-24
MTP695B (en)	1971-10-04
DE2129014A1 (en)	1971-12-23
IL36815A0 (en)	1971-07-28
ZA712977B (en)	1972-01-26

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