Global Patent Index - EP 0481067 B1

EP 0481067 B1 19950111 - ROAD FORM LAYER.

Title (en)

ROAD FORM LAYER.

Title (de)

TRAGSCHICHT IM STRASSENBAU.

Title (fr)

COUCHE DE FORME DE CHAUSSEE.

Publication

EP 0481067 B1 19950111 (FR)

Application

EP 91910124 A 19910430

Priority

  • FR 9100359 W 19910430
  • FR 9005564 A 19900503

Abstract (en)

[origin: WO9117311A1] Road form layer characterized in that it is substantially comprised of fine sand whose grain size is defined by the ratio d/D wherein d corresponds to small diameter particles and D corresponds to larger diameter particles, this sand satisfying the relationship d = 0 et D 6 mm, and being associated with synthetic fibres in an amount approximately comprised between 0.2 et 5 per thousand by weight, preferably between 0.5 and 1 per thousand.

IPC 1-7

E01C 3/06; E02D 3/00

IPC 8 full level

E01C 3/06 (2006.01); E02D 3/00 (2006.01)

CPC (source: EP)

E01C 3/06 (2013.01); E02D 3/005 (2013.01)

Designated contracting state (EPC)

AT BE CH DE DK ES GB GR IT LI LU NL SE

DOCDB simple family (publication)

WO 9117311 A1 19911114; AT E117033 T1 19950115; DE 69106655 D1 19950223; EP 0481067 A1 19920422; EP 0481067 B1 19950111; ES 2069891 T3 19950516; FR 2661699 A1 19911108; FR 2661699 B1 19920828

DOCDB simple family (application)

FR 9100359 W 19910430; AT 91910124 T 19910430; DE 69106655 T 19910430; EP 91910124 A 19910430; ES 91910124 T 19910430; FR 9005564 A 19900503