FR2375280B1 - - Google Patents

Info

Publication number
FR2375280B1
FR2375280B1 FR7738885A FR7738885A FR2375280B1 FR 2375280 B1 FR2375280 B1 FR 2375280B1 FR 7738885 A FR7738885 A FR 7738885A FR 7738885 A FR7738885 A FR 7738885A FR 2375280 B1 FR2375280 B1 FR 2375280B1
Authority
FR
France
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
FR7738885A
Other languages
French (fr)
Other versions
FR2375280A1 (en
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.)
SnamProgetti SpA
Original Assignee
SnamProgetti SpA
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 SnamProgetti SpA filed Critical SnamProgetti SpA
Publication of FR2375280A1 publication Critical patent/FR2375280A1/en
Application granted granted Critical
Publication of FR2375280B1 publication Critical patent/FR2375280B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
    • B01J20/28023—Fibres or filaments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J47/00—Ion-exchange processes in general; Apparatus therefor
    • B01J47/12—Ion-exchange processes in general; Apparatus therefor characterised by the use of ion-exchange material in the form of ribbons, filaments, fibres or sheets, e.g. membranes
    • B01J47/127—Ion-exchange processes in general; Apparatus therefor characterised by the use of ion-exchange material in the form of ribbons, filaments, fibres or sheets, e.g. membranes in the form of filaments or fibres
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N11/00—Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
    • C12N11/02—Enzymes or microbial cells immobilised on or in an organic carrier
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Analytical Chemistry (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Genetics & Genomics (AREA)
  • Biotechnology (AREA)
  • General Health & Medical Sciences (AREA)
  • Microbiology (AREA)
  • Textile Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Artificial Filaments (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Reinforced Plastic Materials (AREA)
  • Peptides Or Proteins (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
FR7738885A 1976-12-23 1977-12-22 PROCESS FOR THE PREPARATION OF FIBERS HAVING A POROUS STRUCTURE, POROUS FIBERS THUS OBTAINED AND THEIR USE Granted FR2375280A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT30799/76A IT1065294B (en) 1976-12-23 1976-12-23 PROCEDURE FOR THE PREPARATION OF POROUS STRUCTURED FIBERS, POROUS FIBERS OBTAINED AND USES OF THE SAME

Publications (2)

Publication Number Publication Date
FR2375280A1 FR2375280A1 (en) 1978-07-21
FR2375280B1 true FR2375280B1 (en) 1981-06-19

Family

ID=11232128

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7738885A Granted FR2375280A1 (en) 1976-12-23 1977-12-22 PROCESS FOR THE PREPARATION OF FIBERS HAVING A POROUS STRUCTURE, POROUS FIBERS THUS OBTAINED AND THEIR USE

Country Status (18)

Country Link
JP (1) JPS5381718A (en)
AU (1) AU509081B2 (en)
BE (1) BE862287A (en)
CH (1) CH636381A5 (en)
CS (1) CS208154B2 (en)
DD (2) DD142897A5 (en)
DE (1) DE2757787B2 (en)
DK (1) DK575677A (en)
FR (1) FR2375280A1 (en)
GB (1) GB1572196A (en)
HU (1) HU177739B (en)
IT (1) IT1065294B (en)
LU (1) LU78740A1 (en)
NL (1) NL7714212A (en)
NO (1) NO774403L (en)
SE (1) SE432113B (en)
YU (1) YU299777A (en)
ZA (1) ZA776996B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2755341C2 (en) 1977-12-12 1983-09-08 Akzo Gmbh, 5600 Wuppertal Hydrophilic polyester fibers
DE2906056A1 (en) * 1979-02-16 1980-08-28 Linde Ag METHOD FOR RECOVERY OF THE SALTS OF ANTHRACHINON DISULPHONIC ACIDS FROM A WASHING LIQUID FLOW
JPS56140113A (en) * 1980-03-28 1981-11-02 Kuraray Co Ltd Synthetic polyvinyl alcohol fiber having improved adhesive property to cement and its preparation
FR2565841B1 (en) * 1984-06-14 1989-08-18 Inst Nat Rech Chimique MATERIAL WITH A LARGE SPECIFIC SURFACE AND ITS APPLICATIONS FOR PROMOTING CONTACT BETWEEN MEDIA OR REAGENTS INVOLVING PHYSICAL AND / OR CHEMICAL, AND / OR BIOLOGICAL PHENOMENES

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE336521A (en) * 1925-09-17
GB802689A (en) * 1955-08-06 1958-10-08 British Nylon Spinners Ltd Improvements in or relating to yarn comprising crimped filaments and its manufacture
IL32406A (en) * 1968-06-26 1973-01-30 Snam Progetti Enzyme preparations comprising a solution or dispersion of enzyme occluded in filaments of cellulose esters or synthetic polymers
IT941398B (en) * 1971-04-28 1973-03-01 Snam Progetti DEVICE TO CARRY OUT ANALS IN THE FIELD OF ORGANIC CHEMISTRY
IT1012509B (en) * 1971-05-26 1977-03-10 Snam Progetti PROCEDURE FOR THE PREPARATION OF ORGANIC COMPOUNDS CONTAINING MARKED ATOMS
DE2158124C3 (en) * 1971-11-24 1975-03-13 Boehringer Mannheim Gmbh, 6800 Mannheim Use of polyamide fleece or felt as an absorbent carrier for diagnostic agents
JPS4911793A (en) * 1972-05-10 1974-02-01
JPS554842B2 (en) * 1972-06-30 1980-02-01
CH586726A5 (en) * 1972-08-02 1977-04-15 Basf Ag
IT1017564B (en) * 1974-04-30 1977-08-10 Snam Progetti PROCESS FOR THE PREPARATION OF FUNCTIONALIZED ADENINE DERIVATIVES AND PRODUCTS THUS OBTAINED
IT1046849B (en) * 1974-06-12 1980-07-31 Snam Progetti PROCESS FOR THE PREPARATION OF RENATED MACROMOLECULAR ADENINE DERIVATIVES AND PRODUCTS SO OBTAINED

Also Published As

Publication number Publication date
DD136856A5 (en) 1979-08-01
NO774403L (en) 1978-06-26
LU78740A1 (en) 1978-04-17
ZA776996B (en) 1978-09-27
SE432113B (en) 1984-03-19
SE7714702L (en) 1978-06-24
IT1065294B (en) 1985-02-25
DK575677A (en) 1978-06-24
AU3099377A (en) 1979-06-28
DD142897A5 (en) 1980-07-16
AU509081B2 (en) 1980-04-17
FR2375280A1 (en) 1978-07-21
CS208154B2 (en) 1981-08-31
DE2757787B2 (en) 1979-08-16
DE2757787A1 (en) 1978-06-29
CH636381A5 (en) 1983-05-31
YU299777A (en) 1982-08-31
JPS5381718A (en) 1978-07-19
HU177739B (en) 1981-12-28
BE862287A (en) 1978-06-23
NL7714212A (en) 1978-06-27
GB1572196A (en) 1980-07-23

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse