(19)
(11) EP 4 540 472 A1

(12)

(43) Date of publication:
23.04.2025 Bulletin 2025/17

(21) Application number: 23823401.7

(22) Date of filing: 13.06.2023
(51) International Patent Classification (IPC): 
E04B 1/68(2006.01)
E04B 1/16(2006.01)
 E04B 1/41(2006.01)
(52) Cooperative Patent Classification (CPC):
E04B 1/6806
(86) International application number:
PCT/IL2023/050607
(87) International publication number:
WO 2023/242839 (21.12.2023 Gazette 2023/51)
(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
KH MA MD TN

(30) Priority: 15.06.2022 IL 29396622

(71) Applicants:
  • Bitum Ltd
    2629004 Haifa (IL)
  • S.I.A. Sealing And Coating Co., Ltd.
    1710501 Nof Hagalil (IL)

(72) Inventors:
  • MASHAL, Moshe
    4994500 Newe Yarak (IL)
  • ROZENCWEIG, Assaf
    3006516 Ramat Ishay (IL)

(74) Representative: Dehns 
10 Old Bailey
London EC4M 7NG
London EC4M 7NG (GB)

   


(54) A MULTI-CAVITY SLEEVE ELEMENT FOR SEALING AQUEOUS SEAMS IN CONCRETE CASTING AND A METHOD THEREFOR