(19)
(11) EP 4 176 161 A1

(12)

(43) Date of publication:
10.05.2023 Bulletin 2023/19

(21) Application number: 21734824.2

(22) Date of filing: 21.06.2021
(51) International Patent Classification (IPC): 
E21D 21/00(2006.01)
E02D 5/76(2006.01)
 E02D 5/80(2006.01)
(52) Cooperative Patent Classification (CPC):
E21D 21/0013; E02D 5/808
(86) International application number:
PCT/EP2021/066834
(87) International publication number:
WO 2022/008217 (13.01.2022 Gazette 2022/02)
(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: 06.07.2020 EP 20184258

(71) Applicant: BBR VT International Ltd.
8603 Schwerzenbach (CH)

(72) Inventors:
  • MANSHADI, Behzad Dehghan
    8053 Zürich (CH)
  • CABALLERO JURADO, Antonio
    8604 Volketswil (CH)
  • WANG, Xiaomeng
    6340 Baar (CH)

(74) Representative: Hepp Wenger Ryffel AG 
Friedtalweg 5
9500 Wil
9500 Wil (CH)

   


(54) SEALING SOLUTION FOR TRANSITION ZONE OF GROUND ANCHORS