(19)
(11) EP 4 263 463 A1

(12)

(43) Date of publication:
25.10.2023 Bulletin 2023/43

(21) Application number: 20845773.9

(22) Date of filing: 16.12.2020
(51) International Patent Classification (IPC): 
C04B 28/14(2006.01)
(52) Cooperative Patent Classification (CPC):
C04B 28/142; C04B 18/167; Y02W 30/91
 
C-Sets:
  1. C04B 28/142, C04B 18/241, C04B 24/2623, C04B 40/0259, C04B 2103/20;
  2. C04B 18/167, C04B 20/026;
(86) International application number:
PCT/EP2020/000211
(87) International publication number:
WO 2022/128041 (23.06.2022 Gazette 2022/25)
(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

(71) Applicant: Knauf Gips KG
97346 Iphofen (DE)

(72) Inventors:
  • BURCZECK, Jürgen
    97340 Segnitz (DE)
  • PIETSCHMANN, Bernd
    97346 Iphofen (DE)

   


(54) PRODUCTION OF GYPSUM MOULDED BODIES ON A CYCLE PRESS USING GRINDING DUST