Ammonia Haber-Bosch + urea pipeline

flowchart LR steamReforming["steam reforming"] waterGasShift["water gas shift"] h2Purification["purificazione H2"] haberBosch["Haber-Bosch"] ureaSynthesis["sintesi urea"] prillingAndGranulation["prilling e granulazione"] steamReforming --> waterGasShift waterGasShift --> h2Purification h2Purification --> haberBosch haberBosch --> ureaSynthesis ureaSynthesis --> prillingAndGranulation in_methane(["CH4"]):::input in_methane --> steamReforming in_steam(["vapore"]):::input in_steam --> steamReforming out_synthesisGas(["syngas"]):::output steamReforming --> out_synthesisGas in_synthesisGas(["syngas"]):::input in_synthesisGas --> waterGasShift in_steam --> waterGasShift out_hydrogen(["idrogeno"]):::output waterGasShift --> out_hydrogen in_hydrogen(["idrogeno"]):::input in_hydrogen --> h2Purification out_purifiedHydrogen(["idrogeno purificato"]):::output h2Purification --> out_purifiedHydrogen in_purifiedHydrogen(["idrogeno purificato"]):::input in_purifiedHydrogen --> haberBosch in_nitrogen(["azoto"]):::input in_nitrogen --> haberBosch out_ammonia(["ammoniaca"]):::output haberBosch --> out_ammonia in_ammonia(["ammoniaca"]):::input in_ammonia --> ureaSynthesis in_carbonDioxide(["anidride carbonica"]):::input in_carbonDioxide --> ureaSynthesis out_ureaMelt(["urea fusa"]):::output ureaSynthesis --> out_ureaMelt in_ureaMelt(["urea fusa"]):::input in_ureaMelt --> prillingAndGranulation out_urea(["urea"]):::output prillingAndGranulation --> out_urea classDef input fill:#e8f4ff,stroke:#06c classDef output fill:#e8ffe8,stroke:#0a7