DE3478913D1 - Process for preparing perforated thermoplastic films - Google Patents

Process for preparing perforated thermoplastic films

Info

Publication number
DE3478913D1
DE3478913D1 DE8484401091T DE3478913T DE3478913D1 DE 3478913 D1 DE3478913 D1 DE 3478913D1 DE 8484401091 T DE8484401091 T DE 8484401091T DE 3478913 T DE3478913 T DE 3478913T DE 3478913 D1 DE3478913 D1 DE 3478913D1
Authority
DE
Germany
Prior art keywords
thermoplastic films
perforated thermoplastic
preparing perforated
preparing
films
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
DE8484401091T
Other languages
German (de)
Inventor
Paul Eugene Thomas
Garland Eugene Raley
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 Industries Inc
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
Priority claimed from EP84401091A external-priority patent/EP0166058B1/en
Application granted granted Critical
Publication of DE3478913D1 publication Critical patent/DE3478913D1/en
Expired legal-status Critical Current

Links

DE8484401091T 1984-05-28 1984-05-28 Process for preparing perforated thermoplastic films Expired DE3478913D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP84401091A EP0166058B1 (en) 1982-07-26 1984-05-28 Process for preparing perforated thermoplastic films

Publications (1)

Publication Number Publication Date
DE3478913D1 true DE3478913D1 (en) 1989-08-17

Family

ID=8192887

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484401091T Expired DE3478913D1 (en) 1984-05-28 1984-05-28 Process for preparing perforated thermoplastic films

Country Status (1)

Country Link
DE (1) DE3478913D1 (en)

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: TREDEGAR INDUSTRIES, INC., RICHMOND, VA., US

8331 Complete revocation