IT975042B - Procedimento e dispositivo per sti rare pellicole di materia plastica - Google Patents

Procedimento e dispositivo per sti rare pellicole di materia plastica

Info

Publication number
IT975042B
IT975042B IT69985/72A IT6998572A IT975042B IT 975042 B IT975042 B IT 975042B IT 69985/72 A IT69985/72 A IT 69985/72A IT 6998572 A IT6998572 A IT 6998572A IT 975042 B IT975042 B IT 975042B
Authority
IT
Italy
Prior art keywords
sti
procedure
plastic films
rare
rare plastic
Prior art date
Application number
IT69985/72A
Other languages
English (en)
Italian (it)
Original Assignee
Tno
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 Tno filed Critical Tno
Application granted granted Critical
Publication of IT975042B publication Critical patent/IT975042B/it

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)
IT69985/72A 1971-09-22 1972-09-21 Procedimento e dispositivo per sti rare pellicole di materia plastica IT975042B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT975042B true IT975042B (it) 1974-07-20

Family

ID=19814082

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69985/72A IT975042B (it) 1971-09-22 1972-09-21 Procedimento e dispositivo per sti rare pellicole di materia plastica

Country Status (10)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5048880U (de) * 1973-09-07 1975-05-14
JPS5414781Y2 (de) * 1975-04-18 1979-06-16
NL181632C (nl) * 1976-12-23 1987-10-01 Minnesota Mining & Mfg Electreetfilter en werkwijze voor het vervaardigen daarvan.

Also Published As

Publication number Publication date
ATA802072A (de) 1976-08-15
GB1377011A (en) 1974-12-11
JPS4842068A (de) 1973-06-19
BE789078A (nl) 1973-03-21
ZA726210B (en) 1973-06-27
FR2153300B1 (de) 1977-01-14
DE2245244A1 (de) 1973-03-29
NL7113047A (de) 1973-03-26
AU4606772A (en) 1974-03-07
FR2153300A1 (de) 1973-05-04

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