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https://drivepatents.com/patents/1382753 · 14 May 2026
The present invention relates to a method for efficiently recovering valuable metals from end-of-life waste batteries in a dry smelting manner and, more specifically, to a lithium recovery method wherein a flux and a sulfur component are mixed with pulveri...
https://drivepatents.com/patents/1381354 · 23 Apr 2026
The present invention relates to a method for efficiently recovering valuable metals from end-of-life waste lithium batteries by dry molten smelting and, more particularly, to a method for recovering lithium by mixing ground or crushed waste lithium batter...