Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6811001
Is Reference of Vacuum bitumen-en#Sense
Hochvakuumbitumen-de#Sense
Bitume ottenuto come residuo di distillazione sotto vuoto-it#Sense
Vacuum asphaltic bitumen-en#Sense
Vacuum asphalt-en#Sense
H-asfaltbitumen-nl#Sense
Vakuumbitumen-de#Sense
Højvakuumbitumen-da#Sense
Bitume sous vide-fr#Sense
High-vacuum asfaltbitumen-nl#Sense