FR2437859B1 - Fil creux servant de membrane pour dialyse a surfaces d'echange ameliorees - Google Patents

Fil creux servant de membrane pour dialyse a surfaces d'echange ameliorees

Info

Publication number
FR2437859B1
FR2437859B1 FR7924430A FR7924430A FR2437859B1 FR 2437859 B1 FR2437859 B1 FR 2437859B1 FR 7924430 A FR7924430 A FR 7924430A FR 7924430 A FR7924430 A FR 7924430A FR 2437859 B1 FR2437859 B1 FR 2437859B1
Authority
FR
France
Prior art keywords
dialysis
membrane
exchange surfaces
hollow wire
improved exchange
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
FR7924430A
Other languages
English (en)
Other versions
FR2437859A1 (fr
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.)
Akzo NV
Original Assignee
Akzo NV
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
Priority claimed from DE7829409U external-priority patent/DE7829409U1/de
Priority claimed from DE19782842957 external-priority patent/DE2842957A1/de
Priority claimed from DE2848601A external-priority patent/DE2848601C2/de
Priority claimed from DE2906576A external-priority patent/DE2906576C2/de
Application filed by Akzo NV filed Critical Akzo NV
Publication of FR2437859A1 publication Critical patent/FR2437859A1/fr
Application granted granted Critical
Publication of FR2437859B1 publication Critical patent/FR2437859B1/fr
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
    • 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
    • B01D69/08—Hollow fibre membranes
    • B01D69/087—Details relating to the spinning process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/08—Polysaccharides
    • B01D71/10—Cellulose; Modified cellulose
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/20—Formation of filaments, threads, or the like with varying denier along their length

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
FR7924430A 1978-10-02 1979-10-01 Fil creux servant de membrane pour dialyse a surfaces d'echange ameliorees Expired FR2437859B1 (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE7829409U DE7829409U1 (de) 1978-10-02 1978-10-02 Dialysemembranhohlfaden mit größerer Austauschfläche
DE19782842957 DE2842957A1 (de) 1978-10-02 1978-10-02 Dialysemembranhohlfaden mit groesserer austauschflaeche
DE2848601A DE2848601C2 (de) 1978-10-02 1978-11-09 Dialysemembranhohlfaden mit stabilisierter Wanddicke
DE7838339 1978-12-23
DE2906576A DE2906576C2 (de) 1978-10-02 1979-02-21 Verfahren zum Spinnen von Hohlfäden

Publications (2)

Publication Number Publication Date
FR2437859A1 FR2437859A1 (fr) 1980-04-30
FR2437859B1 true FR2437859B1 (fr) 1988-04-29

Family

ID=27510546

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7924430A Expired FR2437859B1 (fr) 1978-10-02 1979-10-01 Fil creux servant de membrane pour dialyse a surfaces d'echange ameliorees

Country Status (5)

Country Link
FR (1) FR2437859B1 (fr)
GB (1) GB2032840B (fr)
IT (1) IT1164713B (fr)
LU (1) LU81734A1 (fr)
NL (1) NL7907212A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3049247A1 (de) * 1980-12-27 1982-07-29 Akzo Gmbh, 5600 Wuppertal Dialysemembranhohlfaden

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2999296A (en) * 1957-03-25 1961-09-12 Du Pont Novel filaments and fabrics
US3772137A (en) * 1968-09-30 1973-11-13 Du Pont Polyester pillow batt
US3888771A (en) * 1972-06-02 1975-06-10 Asahi Chemical Ind Hollow fibers of cuprammonium cellulose and a process of the manufacture of same
GB1481064A (en) * 1973-08-30 1977-07-27 Teijin Ltd Membrane apparatus for treating fluids
GB1566581A (en) * 1975-12-29 1980-05-08 Nippon Zeon Co Hollow fibres and methods of manufacturing such fibres
US4086418A (en) * 1976-02-27 1978-04-25 International Telephone And Telegraph Corporation Process for producing a regenerated hollow cellulosic fiber
DE2705734C3 (de) * 1977-02-11 1982-04-22 Akzo Gmbh, 5600 Wuppertal Dialysemembran für die Hämodialyse
IL52259A (en) * 1976-06-22 1981-02-27 Akzo Nv Dialysis membrane and its manufacture
DE2705735C3 (de) * 1977-02-11 1982-05-19 Akzo Gmbh, 5600 Wuppertal Dialysemembran für die Hämodialyse
FR2380052A1 (fr) * 1977-02-11 1978-09-08 Akzo Nv Membrane de dialyse pour l'hemodialyse
DE2705733C2 (de) * 1977-02-11 1982-07-22 Akzo Gmbh, 5600 Wuppertal Dialysemembran für die Hämodialyse

Also Published As

Publication number Publication date
IT7950415A0 (it) 1979-10-01
GB2032840B (en) 1983-02-16
NL7907212A (nl) 1980-04-08
IT1164713B (it) 1987-04-15
FR2437859A1 (fr) 1980-04-30
GB2032840A (en) 1980-05-14
LU81734A1 (de) 1980-01-24

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Legal Events

Date Code Title Description
ST Notification of lapse
ST Notification of lapse