Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Production of extreme purity aluminum

Production of extreme purity aluminum

US Patent 4273627 · Granted Jun 16, 1981

Estimated economic value: $5,800,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Inert electrode containing metal oxides, copper and noble metal2001
Inert electrode containing metal oxides, copper and noble metal2000
Reduced temperature aluminum production in an electrolytic cell having an inert 2000
Molten salt bath circulation design for an electrolytic cell1999
Electrolysis with a inert electrode containing a ferrite, copper and silver1999
Two stage lithium transport process1991
Silicon purification method using copper or copper-aluminum solvent metal1989
Molten salt bath for electrolytic production of aluminum1984
Process of electrolysis and fractional crystallization for aluminum purification1983
Electrolysis method1983
Method of silicon purification1982
Silicon purification system1982