(19)
(11) EP 4 384 452 A1

(12)

(43) Date of publication:
19.06.2024 Bulletin 2024/25

(21) Application number: 22735445.3

(22) Date of filing: 28.06.2022
(51) International Patent Classification (IPC): 
B65D 51/22(2006.01)
B67B 7/00(2006.01)
(52) Cooperative Patent Classification (CPC):
B67B 7/24; B65D 51/228; B65D 2251/0018; B65D 2251/0093
(86) International application number:
PCT/EP2022/067742
(87) International publication number:
WO 2023/016694 (16.02.2023 Gazette 2023/07)
(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 MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 13.08.2021 EP 21191335

(71) Applicant: BASF SE
67056 Ludwigshafen am Rhein (DE)

(72) Inventors:
  • STEPHAN, Oskar
    67056 Ludwigshafen (DE)
  • HOFFMANN, Stefan Walter
    67056 Ludwigshafen (DE)
  • MAUR, Stefan
    67056 Ludwigshafen (DE)
  • LIEBER, Ralf
    67056 Ludwigshafen (DE)

(74) Representative: Eisenführ Speiser 
Patentanwälte Rechtsanwälte PartGmbB Stralauer Platz 34
10243 Berlin
10243 Berlin (DE)

   


(54) ROTATION CUTTER AND METHOD FOR OPENING A SEALED OPENING WITH A ROTATION CUTTER