EP 3760830 B1 20230913 - DEVICE FOR CLOSING A CAVITY FORMED IN THE GROUND
Title (en)
DEVICE FOR CLOSING A CAVITY FORMED IN THE GROUND
Title (de)
VORRICHTUNG ZUM VERSCHLIESSEN EINES IM ERDBODEN AUSGEBILDETEN HOHLRAUMS
Title (fr)
DISPOSITIF DE FERMETURE D'UNE CAVITÉ FORMÉE DANS LE SOL
Publication
Application
Priority
DE 202019103633 U 20190702
IPC 8 full level
E21B 33/02 (2006.01)
CPC (source: EP)
E21B 33/02 (2013.01)
Designated contracting state (EPC)
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
DOCDB simple family (publication)
DE 202019103633 U1 20190903; EP 3760830 A1 20210106; EP 3760830 B1 20230913; PL 3760830 T3 20240304
DOCDB simple family (application)
DE 202019103633 U 20190702; EP 20172065 A 20200429; PL 20172065 T 20200429