Seasoned ferrous cookware
AssigneeFerroxy-Aled, LLC
InventorsRobert A. Balow, Donald E. Whyte
Life of this patent
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AssigneeFerroxy-Aled, LLC
InventorsRobert A. Balow, Donald E. Whyte
Estimating the term…
A method, and an article produced thereby, of providing a corroson-resistant, scratch-resistant, and stick-resistant, surface on a ferrous-metal-containing article, including forming microcavities in a ferrous-metal-containing article surface by ferritic nitrocarburization and seasoning the surface, including a non-stick agent deposited thereon. In preferred embodiments, the surface of the article including the exposed microcavities is oxidized before seasoning. The article includes cookware. Certain preferred embodiments include forming microcavities by ferritic nitrocarburization wherein the article is heated in an atmosphere including ammonia, nitrogen, and carbon-containing gas to a nitriding temperature of between about 800° F. and about 1300° F. for a time of about 0.5 hours to about 10 hours.
A method of providing a stick-resistant surface on a ferrous-metal-containing culinary article comprising:
The method of 24 wherein applying the non-stick agent comprises applying the non-stick agent in an amount sufficient to fill substantially all of the microcavities.
A method of providing a stick-resistant surface on a ferrous-metal-containing article comprising:
A method of providing a corrosion-resistant, stick-resistant surface on a ferrous-metal-containing cookware article comprising:
A culinary article comprising:
Dependencies are inferred from the claim text.