ZA712977B - An improvement in or relating to stabilization of desalination membranes - Google Patents

An improvement in or relating to stabilization of desalination membranes

Info

Publication number
ZA712977B
ZA712977B ZA712977A ZA712977A ZA712977B ZA 712977 B ZA712977 B ZA 712977B ZA 712977 A ZA712977 A ZA 712977A ZA 712977 A ZA712977 A ZA 712977A ZA 712977 B ZA712977 B ZA 712977B
Authority
ZA
South Africa
Prior art keywords
stabilization
relating
improvement
desalination membranes
desalination
Prior art date
Application number
ZA712977A
Inventor
R Stana
A Calderwood
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
Publication of ZA712977B publication Critical patent/ZA712977B/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
    • B01D69/148—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)
ZA712977A 1970-06-22 1971-05-07 An improvement in or relating to stabilization of desalination membranes ZA712977B (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
ZA712977B true ZA712977B (en) 1972-01-26

Family

ID=21952511

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA712977A ZA712977B (en) 1970-06-22 1971-05-07 An improvement in or relating to 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
FR2099286A5 (en) 1972-03-10
IT988536B (en) 1975-04-30
DE2129014A1 (en) 1971-12-23
CA940677A (en) 1974-01-29
NL7108569A (en) 1971-12-24
MTP695B (en) 1971-10-04
AU2874571A (en) 1972-11-16
IL36815A0 (en) 1971-07-28

Similar Documents

Publication Publication Date Title
ZA715283B (en) Improvements in or relating to the production of polymeric foam
CY863A (en) Improvements in or relating to yeasts
IT966417B (en) IMPROVEMENT IN THE STABILIZATION SYSTEMS TO THE ROLL OF BASTIMENTI
ZA711342B (en) Improvements in or relating to the manufacture of shaped components
MY7700188A (en) Improvements in or relating to separation devices
HK47276A (en) Improvements in or relating to aerators
ZA712977B (en) An improvement in or relating to stabilization of desalination membranes
ZA713261B (en) Improvements in or relating to structural members
ZA716948B (en) Improvements in or relating to mechanisms
ZA712897B (en) Improvements in or relating to evaporators
ZM3971A1 (en) Improvements in or relating to electrodes
ZA711543B (en) Improvements in or relating to insulating materials
ZA718464B (en) Improvements in or relating to compounds of the pregnane series
ZA71477B (en) Improvements in or relating to stoppers
ZA701251B (en) Improvements in or relating to clamping means
ZA718466B (en) Improvements in or relating to compounds of the pregnome and adrostane series
AU466691B2 (en) Improvements in or relating to filter tank
ZA711074B (en) Improvements in or relating to the stacking of sheets
HK60378A (en) Stabilization of peroxydisalts for use in desize-scouring of textiles
ZA712296B (en) Improvements in or relating to insulators
ZA706336B (en) Improvements in or relating to filtering units
ZA705961B (en) Improvements in or relating to swimming aids
ZA718065B (en) Improvements relating to microporous membranes
MY7500173A (en) Improvements in or relating to the stabilisation of natural rubber
ZA71202B (en) Improvements in or relating to screw-pumps