https://www.putzmeister.com/en/products/-/product-category/-/52843/9612642/energy/sludge-incineration-systems/Twin-Screw-Auger-Feeders
https://www.putzmeister.com/en/products/-/product-category/-/52843/9612642/energy/sludge-incineration-systems/Twin-Screw-Auger-Feeders