FR2232430B1 - - Google Patents

Info

Publication number
FR2232430B1
FR2232430B1 FR7419930A FR7419930A FR2232430B1 FR 2232430 B1 FR2232430 B1 FR 2232430B1 FR 7419930 A FR7419930 A FR 7419930A FR 7419930 A FR7419930 A FR 7419930A FR 2232430 B1 FR2232430 B1 FR 2232430B1
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
FR7419930A
Other languages
French (fr)
Other versions
FR2232430A1 (is
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 JP6666073A external-priority patent/JPS5018574A/ja
Priority claimed from JP1578974A external-priority patent/JPS5628931B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of FR2232430A1 publication Critical patent/FR2232430A1/fr
Application granted granted Critical
Publication of FR2232430B1 publication Critical patent/FR2232430B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D7/00—Producing flat articles, e.g. films or sheets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
FR7419930A 1973-06-11 1974-06-10 Expired FR2232430B1 (is)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP6666073A JPS5018574A (is) 1973-06-11 1973-06-11
JP1578974A JPS5628931B2 (is) 1974-02-06 1974-02-06

Publications (2)

Publication Number Publication Date
FR2232430A1 FR2232430A1 (is) 1975-01-03
FR2232430B1 true FR2232430B1 (is) 1978-02-17

Family

ID=26351996

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7419930A Expired FR2232430B1 (is) 1973-06-11 1974-06-10

Country Status (4)

Country Link
CA (1) CA1044419A (is)
DE (1) DE2427862A1 (is)
FR (1) FR2232430B1 (is)
GB (1) GB1476791A (is)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE51473B1 (en) * 1980-08-13 1986-12-24 Smith & Nephew Ass Polymer blend films,their preparation and use
US4511520A (en) * 1982-07-28 1985-04-16 American Can Company Method of making perforated films

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE758820A (fr) * 1969-11-13 1971-05-12 Celanese Corp Procede de production de pellicules microporeuses a cellules ouvertes

Also Published As

Publication number Publication date
FR2232430A1 (is) 1975-01-03
GB1476791A (en) 1977-06-16
DE2427862A1 (de) 1975-01-02
CA1044419A (en) 1978-12-19

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Legal Events

Date Code Title Description
ST Notification of lapse