CA987466A - Method and apparatus for making tubular polymeric membranes for reverse osmosis - Google Patents

Method and apparatus for making tubular polymeric membranes for reverse osmosis

Info

Publication number
CA987466A
CA987466A CA150,045A CA150045A CA987466A CA 987466 A CA987466 A CA 987466A CA 150045 A CA150045 A CA 150045A CA 987466 A CA987466 A CA 987466A
Authority
CA
Canada
Prior art keywords
reverse osmosis
polymeric membranes
making tubular
tubular polymeric
making
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
CA150,045A
Other versions
CA150045S (en
Inventor
Lucien Pageau
Srinivasa Sourirajan
William H. Thayer
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.)
National Research Council of Canada
Original Assignee
National Research Council of Canada
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 National Research Council of Canada filed Critical National Research Council of Canada
Priority to CA150,045A priority Critical patent/CA987466A/en
Priority to US365031A priority patent/US3929945A/en
Priority to GB2817773A priority patent/GB1398043A/en
Application granted granted Critical
Publication of CA987466A publication Critical patent/CA987466A/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
    • B01D69/04—Tubular membranes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
CA150,045A 1972-08-23 1972-08-23 Method and apparatus for making tubular polymeric membranes for reverse osmosis Expired CA987466A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CA150,045A CA987466A (en) 1972-08-23 1972-08-23 Method and apparatus for making tubular polymeric membranes for reverse osmosis
US365031A US3929945A (en) 1972-08-23 1973-05-29 Method for making tubular polymeric membranes for reverse osmosis
GB2817773A GB1398043A (en) 1972-08-23 1973-06-13 Method and apparatus for making tubular polymeric reverse osmosis membranes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA150,045A CA987466A (en) 1972-08-23 1972-08-23 Method and apparatus for making tubular polymeric membranes for reverse osmosis

Publications (1)

Publication Number Publication Date
CA987466A true CA987466A (en) 1976-04-20

Family

ID=4094212

Family Applications (1)

Application Number Title Priority Date Filing Date
CA150,045A Expired CA987466A (en) 1972-08-23 1972-08-23 Method and apparatus for making tubular polymeric membranes for reverse osmosis

Country Status (3)

Country Link
US (1) US3929945A (en)
CA (1) CA987466A (en)
GB (1) GB1398043A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4177031A (en) * 1978-03-03 1979-12-04 Canadian Patents And Development Limited Apparatus for casting tubular, polymeric membranes for reverse osmosis and ultrafiltration
US4715952A (en) * 1982-03-11 1987-12-29 Casey Jr Walter P Reverse osmosis water purification element and cartridge
CA1176511A (en) * 1982-03-31 1984-10-23 National Research Council Of Canada Method of gelling a gelation shrinkable, polymer casting solution
US4874514A (en) * 1983-12-30 1989-10-17 Wetco Of Delaware, Inc. Tubular element for reverse osmosis water pruification
US4746430A (en) * 1985-10-11 1988-05-24 W. R. Grace & Co. Fluid separation module
CN113281094A (en) * 2021-06-28 2021-08-20 中国科学院武汉岩土力学研究所 Sampling and curing system and method for undisturbed sandy soil

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US938489A (en) * 1908-06-27 1909-11-02 James Mfg Co Method of and apparatus for interiorly coating tubes.
US2293365A (en) * 1941-03-03 1942-08-18 Tate Pipe Linings Inc Method and apparatus for lining pipe
US2377615A (en) * 1943-05-25 1945-06-05 Hubert R Crane Apparatus and method for plastic lining of conduits
US3387348A (en) * 1964-11-17 1968-06-11 Crompton & Knowles Corp Device for making an internally coated tubular blank
US3446359A (en) * 1965-07-20 1969-05-27 Univ California Desalination assembly and its method of manufacture
US3544358A (en) * 1966-07-18 1970-12-01 Universal Water Corp Production of semipermeable membranes directly on the surfaces of permeable support bodies
US3657402A (en) * 1970-04-15 1972-04-18 Westinghouse Electric Corp Casting tubular reverse osmosis membranes in place
US3676193A (en) * 1970-05-08 1972-07-11 Abcor Inc Process for casting integrally supported tubular membranes

Also Published As

Publication number Publication date
US3929945A (en) 1975-12-30
GB1398043A (en) 1975-06-18

Similar Documents

Publication Publication Date Title
AU471865B2 (en) Ultrafiltration membranes
IL43783A0 (en) Dynamic membranes for reverse osmosis
CA1030711A (en) Reverse osmosis membrane
CA955178A (en) Membrane assemblies for reverse osmosis apparatus
CA1005353A (en) Reverse osmosis membranes from pyrrone polymer precursors
CA1018315A (en) Method for preparing reverse osmosis polymeric membranes
CA987466A (en) Method and apparatus for making tubular polymeric membranes for reverse osmosis
IL41164A0 (en) Reverse osmosis membranes
IL43856A0 (en) Reverse osmosis apparatus
CA1029496A (en) Polymeric piperazinamides and membranes for reverse osmosis made therefrom
IL43135A (en) Reverse osmosis apparatus and process
CA894360A (en) Reverse osmosis apparatus and method of making the same
AU473374B2 (en) Filtration apparatus
CA891644A (en) Support system for membranes used in the reverse osmosis process
AU4018172A (en) Semipermeable membrane apparatus
GB1403537A (en) Method and device for manufacturing tubular membranes for reverse osmosis
CA897603A (en) Reverse osmosis separations using a treated polyamide membrane
CA915870A (en) Reverse osmosis membranes
CA984761A (en) Fluid separation apparatus and method
AU477636B2 (en) Fluid separation apparatus and method
CA894364A (en) Membrane fluid separation apparatus and process
AU479179B2 (en) Desalination apparatus
AU467445B2 (en) Method and apparatus for water filtration and demineralization
CA904754A (en) Reverse osmosis membranes from polymeric epoxides
CA980076A (en) Method of improving the salt rejection of semipermeable reverse osmosis membranes