Outotec to build the largest sewage-sludge thermal-treatment plant in Switzerland
| By Gerald Ondrey
Outotec Oyj (Espoo, Finland; www.outotec.com) has signed a contract with the City of Zürich (represented by Entsorgung und Recycling Zürich), on the design and turnkey delivery of the largest and most advanced sewage-sludge thermal-treatment…