Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Composite having voids in a component
Patent
1979-04-02
1981-06-23
Van Balen, William J.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Composite having voids in a component
264 71, 264256, 428310, 428321, 428447, 428448, 428701, 428703, E04C 204, B32B 518, B32B 1300
Patent
active
042751101
ABSTRACT:
The invention concerns a compact, self-supporting element consisting of varying layers having a strong mechanical resistance, as well as being watertight and thermetically and acoustically insulated. The element is especially, although not exclusively, suited to coverings, walls, partitions and other constituent parts of buildings.
The invention also concerns the special way of obtaining panel materials and the possible different structures that can be made therefrom.
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Jecies Saul
Van Balen William J.
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