IT998593B - CAVE FIBERS - Google Patents

CAVE FIBERS

Info

Publication number
IT998593B
IT998593B IT28851/73A IT2885173A IT998593B IT 998593 B IT998593 B IT 998593B IT 28851/73 A IT28851/73 A IT 28851/73A IT 2885173 A IT2885173 A IT 2885173A IT 998593 B IT998593 B IT 998593B
Authority
IT
Italy
Prior art keywords
cave
fibers
cave fibers
Prior art date
Application number
IT28851/73A
Other languages
Italian (it)
Original Assignee
Rhone Poulenc Sa
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 FR7232285A external-priority patent/FR2199014B1/fr
Application filed by Rhone Poulenc Sa filed Critical Rhone Poulenc Sa
Application granted granted Critical
Publication of IT998593B publication Critical patent/IT998593B/en

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
    • B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • B01D71/42—Polymers of nitriles, e.g. polyacrylonitrile
    • B01D71/421—Polyacrylonitrile
    • 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
    • B01D69/081—Hollow fibre membranes characterised by the fibre diameter
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Artificial Filaments (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
IT28851/73A 1972-09-12 1973-09-12 CAVE FIBERS IT998593B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7232285A FR2199014B1 (en) 1972-09-12 1972-09-12

Publications (1)

Publication Number Publication Date
IT998593B true IT998593B (en) 1976-02-20

Family

ID=9104157

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28851/73A IT998593B (en) 1972-09-12 1973-09-12 CAVE FIBERS

Country Status (14)

Country Link
JP (1) JPS5125486B2 (en)
AR (1) AR199312A1 (en)
BR (1) BR7307023D0 (en)
DD (1) DD109238A5 (en)
EG (1) EG10998A (en)
ES (1) ES418706A1 (en)
HU (1) HU167044B (en)
IE (1) IE38223B1 (en)
IL (1) IL43203A (en)
IN (1) IN139645B (en)
IT (1) IT998593B (en)
OA (1) OA04473A (en)
SE (1) SE396097B (en)
ZA (1) ZA737166B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5285525A (en) * 1975-12-29 1977-07-15 Nippon Zeon Co Ltd Production of hollow fibers
JPH0642905B2 (en) * 1986-06-13 1994-06-08 東レ株式会社 Hemodialysis membrane

Also Published As

Publication number Publication date
ES418706A1 (en) 1976-02-16
SE396097B (en) 1977-09-05
IL43203A0 (en) 1973-11-28
JPS4962726A (en) 1974-06-18
BR7307023D0 (en) 1974-07-18
AR199312A1 (en) 1974-08-23
OA04473A (en) 1980-12-15
IL43203A (en) 1976-06-30
JPS5125486B2 (en) 1976-07-31
IN139645B (en) 1976-07-10
ZA737166B (en) 1974-08-28
EG10998A (en) 1977-04-30
DD109238A5 (en) 1974-10-20
IE38223B1 (en) 1978-01-18
IE38223L (en) 1974-03-12
HU167044B (en) 1975-07-28

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