Filiera acciaio DRI-H2 + EAF

flowchart LR ironOrePelletizingEAF["pelletizzazione Fe per DRI"] driH2Reduction["riduzione DRI a idrogeno"] eafMelting["EAF fusione"] continuousCastingEAF["colata continua (EAF)"] s_hematite(["ematite"]):::role_rawMaterial s_hematite --> ironOrePelletizingEAF s_magnetite(["magnetite"]):::role_rawMaterial s_magnetite --> ironOrePelletizingEAF s_ironOrePellet(["pellet"]):::role_intermediate ironOrePelletizingEAF --> s_ironOrePellet s_ironOrePellet --> driH2Reduction s_greenHydrogen(["idrogeno verde"]):::role_rawMaterial s_greenHydrogen --> driH2Reduction s_hematite --> driH2Reduction s_hydrogen(["idrogeno"]):::role_rawMaterial s_hydrogen --> driH2Reduction s_spongeIron(["ferro spugna"]):::role_intermediate driH2Reduction --> s_spongeIron s_water(["acqua"]):::role_byproduct driH2Reduction -.-> s_water s_spongeIron --> eafMelting s_scrap(["rottame"]):::role_rawMaterial s_scrap --> eafMelting s_lime(["calce"]):::role_rawMaterial s_lime --> eafMelting s_steel(["acciaio"]):::role_intermediate eafMelting --> s_steel s_eafSlag(["scoria EAF"]):::role_byproduct eafMelting -.-> s_eafSlag s_steel --> continuousCastingEAF s_slab(["slab"]):::role_finalProduct continuousCastingEAF --> s_slab s_bloom(["bloom"]):::role_finalProduct continuousCastingEAF --> s_bloom classDef role_rawMaterial fill:#e8f4ff,stroke:#06c,color:#003 classDef role_finalProduct fill:#e8ffe8,stroke:#0a7,color:#030 classDef role_intermediate fill:#f0f0f0,stroke:#666,color:#333 classDef role_byproduct fill:#fff4e0,stroke:#cc7a00,color:#642 classDef role_waste fill:#fae8e8,stroke:#888,stroke-dasharray:3 3,color:#444 classDef role_utility fill:#e0f7f7,stroke:#06c8c8,color:#033 classDef role_catalyst fill:#fde0f0,stroke:#cc3399,color:#506 classDef role_mine fill:#f5e6d3,stroke:#8b5a2b,color:#3d2e15,stroke-width:2px

PREFIX chem: <https://ontology.siletto.it/chem-pipeline#>
SELECT ?role ?substance WHERE {
  ?substance chem:playsRole ?ra .
  ?ra chem:role ?role ; chem:inPipeline chem:steelDRIH2EAFPipeline .
} ORDER BY ?role