(19)

(11)

EP 4 740 073 A1

(12)

(43) Date of publication: 13.05.2026 Bulletin 2026/20 (21) Application number: 24736086.0 (22) Date of filing: 14.06.2024

(51) International Patent Classification (IPC):  G05B 19/404(2006.01) B23B 29/12(2006.01) B23Q 15/18(2006.01) (52) Cooperative Patent Classification (CPC): B23B 29/12; B23B 2260/108; B23B 2260/128; B23C 2226/31; G05B 19/404; G05B 2219/37274; G05B 2219/37432; G05B 2219/37225; G05B 2219/37349; G05B 2219/50286; G05B 2219/49186; B23Q 15/18; G05B 2219/37355; G05B 2219/49177; B23Q 17/0966 (86) International application number: PCT/IB2024/055832 (87) International publication number: WO 2025/008695 (09.01.2025 Gazette 2025/02)

(84) Designated Contracting 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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: GE KH MA MD TN (30) Priority: 03.07.2023 NL 2035244 (71) Applicant: Nelson Mandela University 6031 Port Elizabeth (ZA)	(72) Inventors: HATEFI, Shahrokh Isfahan, 8143863991 (IR) SMITH, Farouk 6001 Port Elizabeth (ZA) (74) Representative: Mewburn Ellis LLP  Aurora Building Counterslip Bristol BS1 6BX Bristol BS1 6BX (GB)