Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Four de régénération des boues de chaux-fr#Sense
Forno da calce-it#Sense
Forno de cal-pt#Sense
Forno de recuperação das lamas de cal-pt#Sense
Lime sludge reburning kiln-en#Sense
Kalkregeneratieoven-nl#Sense
Kalkrückbrennungsofen-de#Sense
Φούρνος αναγέννησης ασβέστου-el#Sense
Meesauuni-fi#Sense