EP 0100332 A4 19840808 - A DRAINAGE DEVICE.
Title (en)
A DRAINAGE DEVICE.
Title (de)
ENTWÄSSERUNGSVORRICHTUNG.
Title (fr)
DISPOSITIF DE DRAINAGE.
Publication
Application
Priority
AU PF257482 A 19820205
Abstract (en)
[origin: WO8302790A1] Drainage devices for sub-terranean drainage, the devices comprising a core (2) of cuspated plastics sheet material covered by a web (12) of geotextile. The devices are made in sheet or strip form and specific examples of applications are disclosed. Methods of manufacture of the devices in sheet and strip form are disclosed.
IPC 1-7
IPC 8 full level
E02B 11/00 (2006.01); E02D 3/10 (2006.01); E02D 11/00 (2006.01)
CPC (source: EP)
E02B 11/00 (2013.01); E02D 3/10 (2013.01)
Citation (search report)
- [X] FR 2319068 A1 19770218 - BURCAN INT LTD [IE]
- [Y] EP 0023871 A1 19810211 - COFRAD SARL [FR]
- [Y] US 3654765 A 19720411 - HEALY KENT A, et al
- [X] FR 2328800 A1 19770520 - LUCHE JEAN [FR]
- [E] EP 0075993 A1 19830406 - AUSTRALIAN APPLIED RES [AU]
- [AD] AU 460849 A
Designated contracting state (EPC)
AT BE CH DE FR GB LI LU NL SE
DOCDB simple family (publication)
WO 8302790 A1 19830818; AU 1156883 A 19830825; AU 549966 B2 19860220; CA 1199188 A 19860114; EP 0100332 A1 19840215; EP 0100332 A4 19840808; JP H0368964 B2 19911030; JP S59500102 A 19840119; NZ 203178 A 19861112
DOCDB simple family (application)
AU 8300017 W 19830203; AU 1156883 A 19830203; CA 420921 A 19830204; EP 83900545 A 19830203; JP 50059283 A 19830203; NZ 20317883 A 19830203