IT1140712B - Fibre cave a sezione disuniforme - Google Patents

Fibre cave a sezione disuniforme

Info

Publication number
IT1140712B
IT1140712B IT20237/80A IT2023780A IT1140712B IT 1140712 B IT1140712 B IT 1140712B IT 20237/80 A IT20237/80 A IT 20237/80A IT 2023780 A IT2023780 A IT 2023780A IT 1140712 B IT1140712 B IT 1140712B
Authority
IT
Italy
Prior art keywords
hollow fibers
unequal section
unequal
section
fibers
Prior art date
Application number
IT20237/80A
Other languages
English (en)
Other versions
IT8020237A0 (it
Inventor
Christopher H Porter
John A Taylor
Original Assignee
Extracorporeal Med Spec
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 US06/019,973 external-priority patent/US4288494A/en
Priority claimed from US06/019,972 external-priority patent/US4291096A/en
Application filed by Extracorporeal Med Spec filed Critical Extracorporeal Med Spec
Publication of IT8020237A0 publication Critical patent/IT8020237A0/it
Application granted granted Critical
Publication of IT1140712B publication Critical patent/IT1140712B/it

Links

Classifications

    • 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
    • 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
    • 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
IT20237/80A 1979-03-12 1980-02-28 Fibre cave a sezione disuniforme IT1140712B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/019,973 US4288494A (en) 1979-03-12 1979-03-12 Non-uniform cross-sectional area hollow fibers
US06/019,972 US4291096A (en) 1979-03-12 1979-03-12 Non-uniform cross-sectional area hollow fibers

Publications (2)

Publication Number Publication Date
IT8020237A0 IT8020237A0 (it) 1980-02-28
IT1140712B true IT1140712B (it) 1986-10-01

Family

ID=26692817

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20237/80A IT1140712B (it) 1979-03-12 1980-02-28 Fibre cave a sezione disuniforme

Country Status (4)

Country Link
BR (1) BR8001426A (it)
DE (1) DE3009528A1 (it)
FR (1) FR2451407A1 (it)
IT (1) IT1140712B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4671809A (en) * 1984-06-05 1987-06-09 Nippon Steel Corporation Gas separation module
DE4423167A1 (de) * 1994-07-04 1996-01-11 Akzo Nobel Nv Verfahren zur Entfernung von Lumenfüllern und anderen löslichen Rückständen aus Hohlfäden
DE19652695C1 (de) * 1996-12-18 1997-10-30 Saxonia Medical Gmbh Hohlfasermodul mit profilierten Abstandsfäden
DE10219461A1 (de) * 2002-04-30 2003-11-20 Viscotec Gmbh Hohlkunstfaser
DE102015116787A1 (de) * 2015-10-02 2017-04-06 B. Braun Avitum Ag Hohlfasermembran mit periodischer Querschnittsänderung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD14882A (it) * 1957-05-06 1900-01-01
NL7907211A (nl) * 1978-10-02 1980-04-08 Akzo Nv Dialysemembraan uit holle vezel met golvingen in de lengterichting.

Also Published As

Publication number Publication date
FR2451407A1 (fr) 1980-10-10
BR8001426A (pt) 1980-11-11
IT8020237A0 (it) 1980-02-28
DE3009528A1 (de) 1980-09-25

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