Electrolytic cell for production of aluminum from alumina

United States of America Patent

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Mar 15, 2005
Grant Date
Jan 22, 2004
app pub date
Mar 14, 2003
filing date
Jul 16, 2002

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Expired

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Abstract

Electrolysis of alumina dissolved in a molten salt electrolyte employing inert anode and cathodes, the anode having a box shape with slots for the cathodes.

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NORTHWEST ALUMINUM TECHNOLOGIES

International Classification(s)

C25C:PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVER....

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Inventor Name	Address	# of filed Patents	Total Citations
Barnett, Robert J	52 Adams Loop Rd., Goldendale, WA 98620	17	246
Bradford, Donald R	52 Sunrise Rd., Underwood, WA 98651	7	122
Mezner, Michael B	58830 E. Cabin La., Sandy, OR 97055	16	233

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Electrolytic cell for production of aluminum from alumina

Number of patents in Portfolio can not be more than 2000

United States of America Patent

10387602

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PATENT NO	6866768
APP PUB NO	20040011661A1
SERIAL NO	10387602
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
March 15, 2005	US,6866768,B2 US6866768B2	GRANTED PATENT AS SECOND PUBLICATION
January 22, 2004	US,20040011661,A1 US20040011661A1	FIRST PUBLISHED PATENT APPLICATION

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10387602

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