← EPO Patent Bulletin

RECOVERY OF CRITICAL ELEMENTS FROM END-OF-LIFE LITHIUM ION BATTERIES WITH SUPPORTED MEMBRANE SOLVENT EXTRACTION

Publication EP4157558A1 Kind: A1 Mar 18, 2026

Applicants

UT-Battelle, LLC

Inventors

BHAVE, Ramesh R., ISLAM, Syed Z., WAGH, Priyesh A.

IPC Classifications

C22B 23/00 20060101AFI20260210BHEP B01D 11/04 20060101ALI20260210BHEP B01D 61/38 20060101ALI20260210BHEP B01D 63/02 20060101ALI20260210BHEP C22B 1/02 20060101ALI20260210BHEP C22B 3/02 20060101ALI20260210BHEP C22B 3/08 20060101ALI20260210BHEP C22B 3/00 20060101ALI20260210BHEP C22B 3/30 20060101ALI20260210BHEP C22B 3/38 20060101ALI20260210BHEP C22B 7/00 20060101ALI20260210BHEP C22B 26/12 20060101ALI20260210BHEP C22B 47/00 20060101ALI20260210BHEP H01M 4/505 20100101ALI20260210BHEP H01M 4/525 20100101ALI20260210BHEP H01M 10/54 20060101ALI20260210BHEP B01D 9/00 20060101ALN20260210BHEP B01D 11/02 20060101ALN20260210BHEP H01M 10/0525 20100101ALN20260210BHEP

Designated States

AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR