(19)
(11) EP 3 768 651 A1

(12)

(43) Date of publication:
27.01.2021 Bulletin 2021/04

(21) Application number: 20713822.3

(22) Date of filing: 20.02.2020
(51) International Patent Classification (IPC): 
C04B 28/04(2006.01)
(86) International application number:
PCT/CZ2020/050006
(87) International publication number:
WO 2020/249141 (17.12.2020 Gazette 2020/51)
(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: 14.06.2019 CZ 20190375

(71) Applicant: ERC-TECH A.S.
Praha 1, Move Mesto 110 00 (CZ)

(72) Inventors:
  • POLAK, Frantisek
    664 01 Ricmanice (CZ)
  • SLAVICKOVE, Lucie
    664 43 Zelesice (CZ)
  • FIALA, Jiri
    671 75 Vedrovice 370 (CZ)

(74) Representative: Musil, Dobroslav 
Zàbrdovicka 11
615 00 Brno
615 00 Brno (CZ)

   


(54) METHOD FOR THE PREPARATION OF FRESH CONCRETE AND FRESH CONCRETE OBTAINED BY THIS METHOD