FR2153300A1 - - Google Patents

Info

Publication number
FR2153300A1
FR2153300A1 FR7233145A FR7233145A FR2153300A1 FR 2153300 A1 FR2153300 A1 FR 2153300A1 FR 7233145 A FR7233145 A FR 7233145A FR 7233145 A FR7233145 A FR 7233145A FR 2153300 A1 FR2153300 A1 FR 2153300A1
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.)
Granted
Application number
FR7233145A
Other languages
French (fr)
Other versions
FR2153300B1 (it
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.)
Nederlandse Organisatie voor Toegepast Natuurwetenschappelijk Onderzoek TNO
NEDERLANDSE ORGANISATIE
Original Assignee
Nederlandse Organisatie voor Toegepast Natuurwetenschappelijk Onderzoek TNO
NEDERLANDSE ORGANISATIE
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 Nederlandse Organisatie voor Toegepast Natuurwetenschappelijk Onderzoek TNO, NEDERLANDSE ORGANISATIE filed Critical Nederlandse Organisatie voor Toegepast Natuurwetenschappelijk Onderzoek TNO
Publication of FR2153300A1 publication Critical patent/FR2153300A1/fr
Application granted granted Critical
Publication of FR2153300B1 publication Critical patent/FR2153300B1/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
    • D01D5/42—Formation of filaments, threads, or the like by cutting films into narrow ribbons or filaments or by fibrillation of films or filaments
    • D01D5/423—Formation of filaments, threads, or the like by cutting films into narrow ribbons or filaments or by fibrillation of films or filaments by fibrillation of films or filaments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
    • B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
    • B29C55/065—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed in several stretching steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
FR7233145A 1971-09-22 1972-09-19 Expired FR2153300B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7113047A NL7113047A (it) 1971-09-22 1971-09-22

Publications (2)

Publication Number Publication Date
FR2153300A1 true FR2153300A1 (it) 1973-05-04
FR2153300B1 FR2153300B1 (it) 1977-01-14

Family

ID=19814082

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7233145A Expired FR2153300B1 (it) 1971-09-22 1972-09-19

Country Status (10)

Country Link
JP (1) JPS4842068A (it)
AT (1) ATA802072A (it)
AU (1) AU4606772A (it)
BE (1) BE789078A (it)
DE (1) DE2245244A1 (it)
FR (1) FR2153300B1 (it)
GB (1) GB1377011A (it)
IT (1) IT975042B (it)
NL (1) NL7113047A (it)
ZA (1) ZA726210B (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2374939A1 (fr) * 1976-12-23 1978-07-21 Verto Nv Procede pour la fabrication d'un filtre en un materiau fibreux electriquement charge d'electrets et filtres a electrets obtenus par ce procede

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5048880U (it) * 1973-09-07 1975-05-14
JPS5414781Y2 (it) * 1975-04-18 1979-06-16

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2374939A1 (fr) * 1976-12-23 1978-07-21 Verto Nv Procede pour la fabrication d'un filtre en un materiau fibreux electriquement charge d'electrets et filtres a electrets obtenus par ce procede

Also Published As

Publication number Publication date
FR2153300B1 (it) 1977-01-14
JPS4842068A (it) 1973-06-19
AU4606772A (en) 1974-03-07
NL7113047A (it) 1973-03-26
DE2245244A1 (de) 1973-03-29
ZA726210B (en) 1973-06-27
IT975042B (it) 1974-07-20
BE789078A (nl) 1973-03-21
GB1377011A (en) 1974-12-11
ATA802072A (de) 1976-08-15

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Legal Events

Date Code Title Description
ST Notification of lapse