Global Patent Index - EP 0976874 A3

EP 0976874 A3 20000315 - Method for renewing and/or improving a soil structure

Title (en)

Method for renewing and/or improving a soil structure

Title (de)

Verfahren zur Sanierung und/oder Strukturverbesserung eines Bodenbereiches

Title (fr)

Procédé pour la rénovation et/ou le renforcement d'une structure souterraine

Publication

EP 0976874 A3 20000315 (DE)

Application

EP 99113052 A 19990701

Priority

DE 19833522 A 19980725

Abstract (en)

[origin: EP0976874A2] A trench is excavated from the soil structure and at least one drainage mat (11) which is impermeable on one side is fitted to at least one of the trench walls and/or base before the trench is filled back in again. The trench is dug using an automatic machine (1) that excavates soil at its front end and fills the trench back in again at its rear end. An Independent claim is also included for the drainage mat.

IPC 1-7

E02D 17/08; E01B 37/00

IPC 8 full level

E01B 37/00 (2006.01); E02D 17/08 (2006.01); E02D 3/10 (2006.01); E02D 31/00 (2006.01)

CPC (source: EP)

E01B 37/00 (2013.01); E02D 17/086 (2013.01); E02D 3/10 (2013.01); E02D 31/004 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

DE 19833522 A1 20000127; EP 0976874 A2 20000202; EP 0976874 A3 20000315

DOCDB simple family (application)

DE 19833522 A 19980725; EP 99113052 A 19990701