Diffusion barrier for aluminium electrolysis furnaces

United States of America Patent

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Aug 20, 1985
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app pub date
Oct 19, 1983
filing date
Mar 5, 1982

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Expired

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Abstract

Diffusion barrier for electrolysis furnaces for the preparation of aluminium by electrolysis of alumina dissolved in a fluoride melt. The diffusion barrier comprises a material which reacts with sodium fluoride to form compounds which are solid at the operation temperature of the furnace.

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Patent Owner	Address
SINTEF	7034 TRONDHEIM

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Inventor Name	Address	# of filed Patents	Total Citations
Seltveit, Arne	Trondheim, NO	1	3

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Diffusion barrier for aluminium electrolysis furnaces

Number of patents in Portfolio can not be more than 2000

United States of America Patent

06556237

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PATENT NO	4536273
SERIAL NO	06556237
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06556237

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