IATE-1408243

Subject Field	Subject Field/52
Is Reference of	Erste Reinigungsstufe-de#Sense
	Traitement primaire-fr#Sense
	Primaire zuivering-nl#Sense
	Primær rensning-da#Sense
	Primary cleaning-en#Sense
	Épuration primaire-fr#Sense
	Πρωτοβάθμιος καθαρισμός-el#Sense
	Primaire reiniging-nl#Sense
	Tratamiento primario-es#Sense
	Trattamento primario di depurazione-it#Sense
	Depuración primaria-es#Sense