C - Chemistry – Metallurgy – 22 – C
Patent
C - Chemistry, Metallurgy
22
C
C22C 21/00 (2006.01) C22F 1/04 (2006.01)
Patent
CA 2475700
The invention relates to aluminium alloy strips which are 30 - 150 µm thick, the composition of the alloy being as follows (in wt. %): Si < 0.4 Fe: 1.5 1.9 Mn: 0.04 0.15 other elements; < 0,05 each and 0.15 in total, the rest being aluminium. Said strips are used, in particular, for the manufacture of trays and dishes for the distribution of foodstuffs and fast food.
L'invention a pour objet des bandes en alliage d'aluminium d'épaisseur comprise entre 30 et 150 ~im, en alliage de composition (% en poids) : Si < 0,4 Fe : 1,5 - 1,9 Mn: 0,04 - 0,15 autres éléments ; < 0,05 chacun et 0,15 au total, reste aluminium. Ces bandes sont utilisées notamment pour la fabrication de barquettes et plats pour la distribution de denrées alimentaires et la restauration rapide.
Feppon Jean-Marie
Gagniere Jacques
Wietzke Raphael
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
Pechiney Rhenalu
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