(19)
(11) EP 4 259 402 A1

(12)

(43) Date of publication:
18.10.2023 Bulletin 2023/42

(21) Application number: 21830775.9

(22) Date of filing: 03.12.2021
(51) International Patent Classification (IPC): 
B28B 11/08(2006.01)
C04B 41/80(2006.01)
 B28B 13/02(2006.01)
(52) Cooperative Patent Classification (CPC):
C04B 41/0036; C04B 41/009; C04B 41/80; B28B 13/0295; B28B 3/123; B28B 13/0215; B28B 11/0872
 
C-Sets:
  1. C04B 41/0036, C04B 41/4572, C04B 41/4578, C04B 41/53;
  2. C04B 41/009, C04B 33/00;
(86) International application number:
PCT/IB2021/061283
(87) International publication number:
WO 2022/123410 (16.06.2022 Gazette 2022/24)
(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: 09.12.2020 IT 202000030146
25.01.2021 IT 202100001298

(71) Applicant: Graf Industries S.p.A.
41015 Nonantola (MO) (IT)

(72) Inventor:
  • VACCARI, Andrea
    41015 Nonantola (MO) (IT)

(74) Representative: Luppi, Emanuele 
Brunacci & Partners S.r.l. Via Pietro Giardini, 625
41125 Modena (MO)
41125 Modena (MO) (IT)

   


(54) PROCESS FOR THE MANUFACTURING OF CERAMIC SLABS WITH A TEXTURED EFFECT, PARTICULARLY FOR SURFACE COATING