FINAVIA OYJ: Propylene glycol recycling system (PGRS) for Helsinki and Oulu airports

system. The process is consisting of two stages: Preconcentration - Purification and concentration system for production of cleaned pre-condensate to produce 50 – 60% cleaned glycol - This facility into two locations (Helsinki-Vantaa airport and Option 1: Oulu airport), see below. Final concentratio

n - Concentration system for production of industrial glycol Pre- and Final concentration stages will be Helsinki-Vantaa airport, Finland. Another, Preconcentration facility to Oulu airport, Finland. The Oulu facility is an option of this p