BTX da reforming catalitico

flowchart LR naphthaHydrotreating["idrotrattamento nafta (rimozione zolfo)"] catalyticReforming["reforming catalitico CCR"] aromaticsExtraction["estrazione aromatici con sulfolane"] btxFractionation["frazionamento BTX"] pXyleneSeparation["separazione p-xilene per adsorbimento (Parex)"] naphthaHydrotreating --> catalyticReforming catalyticReforming --> aromaticsExtraction aromaticsExtraction --> btxFractionation btxFractionation --> pXyleneSeparation in_naphtha(["nafta"]):::input in_naphtha --> naphthaHydrotreating in_hydrogen(["idrogeno"]):::input in_hydrogen --> naphthaHydrotreating out_hydrotreatedNaphtha(["nafta idrotrattata"]):::output naphthaHydrotreating --> out_hydrotreatedNaphtha in_hydrotreatedNaphtha(["nafta idrotrattata"]):::input in_hydrotreatedNaphtha --> catalyticReforming in_benzole(["benzolo"]):::input in_benzole --> catalyticReforming out_reformateCrude(["reformato grezzo"]):::output catalyticReforming --> out_reformateCrude in_reformateCrude(["reformato grezzo"]):::input in_reformateCrude --> aromaticsExtraction out_reformate(["reformato (ricco di BTX)"]):::output aromaticsExtraction --> out_reformate in_reformate(["reformato (ricco di BTX)"]):::input in_reformate --> btxFractionation out_benzene(["benzene"]):::output btxFractionation --> out_benzene out_toluene(["toluene"]):::output btxFractionation --> out_toluene out_mixedXylenes(["xilene misto (o-/m-/p-)"]):::output btxFractionation --> out_mixedXylenes in_mixedXylenes(["xilene misto (o-/m-/p-)"]):::input in_mixedXylenes --> pXyleneSeparation out_pXylene(["p-xilene"]):::output pXyleneSeparation --> out_pXylene classDef input fill:#e8f4ff,stroke:#06c classDef output fill:#e8ffe8,stroke:#0a7

PREFIX chem: <https://ontology.siletto.it/chem-pipeline#>
SELECT ?role ?substance WHERE {
  ?substance chem:playsRole ?ra .
  ?ra chem:role ?role ; chem:inPipeline chem:btxReformingPipeline .
} ORDER BY ?role