Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process and gaseous effluent-collection device for changing spent anodes of pots for electrolysis of aluminum

Process and gaseous effluent-collection device for changing spent anodes of pots for electrolysis of aluminum

US Patent 5961812 · Granted Oct 5, 1999

Estimated economic value: $1,137,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Process for insolubilizing and consolidating spent linings from hall-heroult ele1999
Process for insolubilizing and consolidating spent linings from hall-heroult ele1999
Process for the heat treatment of spent pot linings derived from Hall-Heroult el1994
Process for the thermal shock treatment of spent pot linings obtained from Hall-1993
Process for the wet treatment of spent pot linings from hall-heroult electrolyti1993
Pretreatment by alkaline wetting and holding at temperature of natural materials1987
High-temperature pretreatment by means of an alkaline aqueous solution of ores h1986