Intals S.p.A.
Parona Plant – Pavia, Italy

Chemical & Petrochemical


Process Diagrams (PFDs and P&IDs) preparation for Units 4000 and 5000.

Activities performed

As Built engineering.

Period of performance

2019 – 2021

Project description

As built engineering of the state of art for some plant units inside Parona
production plant, in order to standardize process schemes (PFDs and P&IDs),
with the aim of upgrading the centralized distributed control system (DCS).
Activities of field survey, of standardization of tagging for plant components
and preparation of process diagrams for Units 4100 – Milling and screening,
4200 – Slags storage and feeding, 4300 – Slags reaction, 4400 – Filtration,
4500 – Brine pretreatment, 4600 – Crystallization, 4700 – Off gases treatment,
5000 – Cogeneration.


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