EP 1270871 B1 20060517 - Tubing segment, tubing ring and tunnel lining
Title (en)
Tubing segment, tubing ring and tunnel lining
Title (de)
Tübbing, Tübbingring und Tunnelausbau
Title (fr)
Elément de cuvelage, anneau de cuvelage et revêtement de tunnel
Publication
Application
Priority
DE 10129477 A 20010621
Abstract (en)
[origin: US2004197151A1] The invention relates to a tubbing (2) for a tubbing ring (1) used in underground tunnel works in which a front tubbing face (4) and a rear tubbing face (5) are provided. At least one tubbing face (4, 5) is provided in the shape of a spherical shell.
IPC 8 full level
E21D 11/08 (2006.01)
CPC (source: EP US)
E21D 11/08 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
DOCDB simple family (publication)
US 2004197151 A1 20041007; AT E326615 T1 20060615; DE 10129477 C1 20020829; DE 50206781 D1 20060622; EP 1270871 A1 20030102; EP 1270871 B1 20060517; ES 2263705 T3 20061216; WO 03001033 A1 20030103
DOCDB simple family (application)
US 48154003 A 20031218; AT 02012026 T 20020531; DE 10129477 A 20010621; DE 50206781 T 20020531; EP 02012026 A 20020531; EP 0206619 W 20020615; ES 02012026 T 20020531