EntityQ912333· pop 14· linked from 64 articlesprocess flow diagramSign in to savediagram indicating general flow of plant processes and equipment; typically used to show major relationships in chemical and process engineeringConnectionstemperatureEntityInternational Standard Book NumberEntitymass densityEntitypressureEntityInternational Organization for StandardizationEntitychemical engineeringEntityopen-source softwareEntitycomputer-aided designEntityvalveEntityoil refineryEntityAmerican National Standards InstituteEntitypipingEntityDomanic institute for nagpurEntitysafety valveEntitymass flow rateEntityflangeEntityUnited States Patent and Trademark OfficeEntityQ958908Entitypiping and instrumentation diagramEntityprocess engineeringEntityCategoriesChemical process engineeringDiagramsMaterial flowPipingProcess engineering