Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Horno de cementación-es#Sense
Gloeioven-nl#Sense
Four de cémentation-fr#Sense
Cementeeroven-nl#Sense
Forno di cementazione-it#Sense
Forno de cementação-pt#Sense
Einsatzhaerteofen-de#Sense
Cementerovn-da#Sense
Κλίβανος αναγωγής-el#Sense
Cementation oven-en#Sense