CA1221059A - Sac pour tisane - Google Patents

Sac pour tisane

Info

Publication number
CA1221059A
CA1221059A CA000468810A CA468810A CA1221059A CA 1221059 A CA1221059 A CA 1221059A CA 000468810 A CA000468810 A CA 000468810A CA 468810 A CA468810 A CA 468810A CA 1221059 A CA1221059 A CA 1221059A
Authority
CA
Canada
Prior art keywords
vacuum
thermoplastic film
heat resistant
dual layer
film
Prior art date
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
CA000468810A
Other languages
English (en)
Inventor
Garland E. Raley
Richard L. Dinius
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.)
Tredegar Corp
Original Assignee
Ethyl Corp
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 Ethyl Corp filed Critical Ethyl Corp
Application granted granted Critical
Publication of CA1221059A publication Critical patent/CA1221059A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Packages (AREA)
CA000468810A 1983-12-15 1984-11-28 Sac pour tisane Expired CA1221059A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US56182383A 1983-12-15 1983-12-15
US561,823 1983-12-15

Publications (1)

Publication Number Publication Date
CA1221059A true CA1221059A (fr) 1987-04-28

Family

ID=24243620

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000468810A Expired CA1221059A (fr) 1983-12-15 1984-11-28 Sac pour tisane

Country Status (1)

Country Link
CA (1) CA1221059A (fr)

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Legal Events

Date Code Title Description
MKEX Expiry