← EPO Patent Bulletin

POWDER HOPPER FOR THE GRAVITY-DRIVEN FEEDING OF POWDERED ELECTRODE PRECURSOR MATERIAL INTO A NIP OF A DRY ELECTRODE CALENDAR, CORRESPONDING ASSEMBLY, AND CORRESPONDING METHOD

Publication EP4426503A1 Kind: A1 Mar 18, 2026

Applicants

Matthews International GmbH, Matthews International Corporation

Inventors

HACKFORT, Thomas, GOTTSZKY, Jörg, KLEINGRIES, Carsten

IPC Classifications

B05C 19/06 20060101AFI20230512BHEP H01M 4/04 20060101ALI20230512BHEP B22F 3/18 20060101ALI20230512BHEP B29C 43/24 20060101ALI20230512BHEP

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