Global Patent Index - EP 1807573 B1

EP 1807573 B1 20120704 - DRAINED BARRIER

Title (en)

DRAINED BARRIER

Title (de)

DRAINAGESPERRE

Title (fr)

BARRIERE DRAINEE

Publication

EP 1807573 B1 20120704 (EN)

Application

EP 05796971 A 20051010

Priority

  • GB 2005003878 W 20051010
  • GB 0422333 A 20041008

Abstract (en)

[origin: WO2006038029A1] The invention provides a material for use in waterproofing or containment of liquids, gases or solids, the material comprising a layer which comprises an impermeable or a semi permeable barrier and is adapted to facilitate drainage, wherein the material comprises a geomembrane or waterproofing barrier material comprising a plurality of voids which facilitates drainage, said plurality of voids being provided by means of a layer which comprises a cuspated layer, said cuspated layer comprising a plurality of cusps, wherein said cusps are adapted so as to facilitate the joining of the edges or cuspated parts of said material to the cuspated parts of said material at any angle, said cusps having a shape and being located in a position on said material so as to facilitate said joining. The invention also provides a method for the formation of a barrier material from a plurality of samples of material according to the first aspect of the invention. The material and method according to the invention find particular application in the sealing of landfill sites.

IPC 8 full level

E02D 31/00 (2006.01)

CPC (source: EP US)

E02D 31/00 (2013.01 - EP US); E02D 31/004 (2013.01 - EP US); Y10T 428/31 (2015.01 - EP US)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2006038029 A1 20060413; AU 2005291019 A1 20060413; AU 2005291019 B2 20120119; CN 101040089 A 20070919; CN 101040089 B 20101222; EP 1807573 A1 20070718; EP 1807573 B1 20120704; ES 2390675 T3 20121115; GB 0422333 D0 20041110; HK 1103112 A1 20071214; US 2007218286 A1 20070920; ZA 200703399 B 20080430

DOCDB simple family (application)

GB 2005003878 W 20051010; AU 2005291019 A 20051010; CN 200580034490 A 20051010; EP 05796971 A 20051010; ES 05796971 T 20051010; GB 0422333 A 20041008; HK 07110604 A 20071002; US 57686305 A 20051010; ZA 200703399 A 20070405