EP 3997270 A1 20220518 - BALLAST-PLASTIC COMPOSITE BODY
Title (en)
BALLAST-PLASTIC COMPOSITE BODY
Title (de)
SCHOTTER-KUNSTSTOFF-VERBUNDKÖRPER
Title (fr)
CORPS COMPOSITE BALLAST-PLASTIQUE
Publication
Application
Priority
- DE 102019210289 A 20190711
- EP 2020069023 W 20200706
Abstract (en)
[origin: WO2021005015A1] The invention relates to a ballast-plastic composite body (1; 1'; 1a, 1b) comprising crushed stones (2) and plastic material (3) present between the crushed stones and interlinking them, the ballast-plastic composite body (1; 1'; 1a, 1b) having the form of a slab. The invention also relates to a trackbed and a rail track (20; 21; 30) comprising the ballast-plastic composite body, a method for producing the ballast-plastic composite body and a method for producing a trackbed.
IPC 8 full level
E01B 1/00 (2006.01)
CPC (source: EP)
E01B 1/001 (2013.01); E01B 2204/11 (2013.01)
Citation (search report)
See references of WO 2021005015A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
DE 102019210289 A1 20210114; EP 3997270 A1 20220518; EP 3997270 B1 20231122; WO 2021005015 A1 20210114
DOCDB simple family (application)
DE 102019210289 A 20190711; EP 2020069023 W 20200706; EP 20739601 A 20200706