Cooking utensil with non-stick cooking surface
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United States of America Patent
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Feb 10, 1981
Grant Date -
N/A
app pub date -
Feb 26, 1979
filing date -
Feb 26, 1979
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A cooking utensil having a body sheet of iron base metal with a non-stick coating tenaciously secured to the surfaces thereof that are presented toward foods to be cooked, the non-stick coating being of composite construction including an inner layer and intermediate layer and an outer layer, the inner layer consisting essentially of a porcelain enamel ground coat providing protection for the adjacent surface of the body sheet, the intermediate layer consisting essentially of a porcelain enamel cover coat adhered both to the inner layer and the outer layer and providing resistance to wear and abrasion, the outer layer consisting essentially of a non-stick plastic material adhesively bonded to the adjacent surface of the intermediate layer.
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