Patent US3398518A successfully refreshed from Google Patents.
Patent EP0146503A2 successfully refreshed from Google Patents.
EP0146503A2
Expired / Lapsed
EP
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Layered product, process for manufacturing a layered product and machine for carrying out said process
Assignee: Manufacture Generale de Joints SAS
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Filing: 1984-11-30
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Granted: —
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Expires: 2004-11-30
Abstract
Abstract 1. Laminated material, in particular for making a flat gasket to be applied against a bottle neck of a container, comprising at least three layers, i.e. one layer of expanded polyethylene sandwiched between two films of thermo-plastic material which are bound thereto by heat-welding, characterized in that the ratio of depth/length of the surface inequalities is below 1/200.
Inventors
- 👤 Armand Vial
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-09 07:13
CPC Classifications
B; B32; B32B; B32B38/00; B32B38/0036; B32B38/004; B32B27/00; B32B27/06; B32B27/065; B32B27/32; B32B5/00; B32B5/18; B65; B65D; B65D53/00; B65D53/04; B32B2266/00; B32B2266/02; B32B2266/0214; B32B2266/025; B32B2307/00; B32B2307/30; B32B2307/31; B32B2307/40; B32B2307/412; B32B2581/00
Claims Analysis
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