CA940677A - Stabilization of desalination membranes - Google Patents

Stabilization of desalination membranes

Info

Publication number
CA940677A
CA940677A CA112,181A CA112181A CA940677A CA 940677 A CA940677 A CA 940677A CA 112181 A CA112181 A CA 112181A CA 940677 A CA940677 A CA 940677A
Authority
CA
Canada
Prior art keywords
stabilization
desalination membranes
desalination
membranes
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.)
Expired
Application number
CA112,181A
Other versions
CA112181S (en
Inventor
Regis R. Stana
Andrew S. Calderwood
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.)
CBS Corp
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.)
Filing date
Publication date
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA940677A publication Critical patent/CA940677A/en
Expired legal-status Critical Current

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
    • B01D69/148—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)
CA112,181A 1970-06-22 1971-05-05 Stabilization of desalination membranes Expired CA940677A (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
CA940677A true CA940677A (en) 1974-01-29

Family

ID=21952511

Family Applications (1)

Application Number Title Priority Date Filing Date
CA112,181A Expired CA940677A (en) 1970-06-22 1971-05-05 Stabilization of desalination membranes

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
DE2816086C3 (en) * 1978-04-13 1985-04-25 Sartorius GmbH, 3400 Göttingen Asymmetrical ultrafiltration membrane based on cellulose triacetate
DE2816085B2 (en) * 1978-04-13 1981-04-23 Sartorius GmbH, 3400 Göttingen Asymmetrical ultrafiltration membrane based on cellulose hydrate
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

Also Published As

Publication number Publication date
MTP695B (en) 1971-10-04
IT988536B (en) 1975-04-30
AU2874571A (en) 1972-11-16
NL7108569A (en) 1971-12-24
DE2129014A1 (en) 1971-12-23
FR2099286A5 (en) 1972-03-10
ZA712977B (en) 1972-01-26
IL36815A0 (en) 1971-07-28

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