Cooking vessel comprising a base made of a multilayer material and a side wall, and article of multilayer material
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United States of America Patent
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Feb 26, 2008
Grant Date -
Mar 24, 2005
app pub date -
Nov 30, 2001
filing date -
Nov 30, 2001
priority date (Note) -
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Abstract
The invention relates to a cooking vessel comprising a base made of a multilayer material and a side wall, the said multilayer material comprising, in succession from the outside of the vessel to the inside of the vessel: an outer part, having a thickness e.sub.E, consisting of a layer of a ferromagnetic Nickel based alloy having a Curie temperature of between 30 and 350.degree. C. and a thermal expansion coefficient of greater than or equal to 6.5.10.sup.-6 K.sup.-1, and a core, having a thickness e.sub.c, comprising at least one layer selected among aluminium, aluminium alloy and copper.
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