Pb grezzo ~98% contenente Cu, Ag, Sb, As da raffinare.
Pb(impure) + O2 -> Pb(pure) + Sb2O3/As2O3 drosvac — raffinazione piombo (Drosvac)PREFIX chem: <https://ontology.siletto.it/chem-pipeline#>
SELECT ?pipeline ?role WHERE {
chem:leadBullion chem:playsRole ?ra .
?ra chem:inPipeline ?pipeline ; chem:role ?role .
}
Dereferenziabile: chem:leadBullion
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