PAT - Putzmeister Systems Engineering

Economical, effective, environmental save, and fast, Putzmeister technology provides many branches of industry with advantages in conveying various sludges and slurries with industrial pumps and underground technology.

PAT supplies machine components as well as complete systems for the transportation and storage of sludge and solids.
 
Here are some interesting current projects.
Gaobeidian Waste Water Treatment Plant Beijing / China
Hangzhou Waste Water Treatment Plant Hangzhou / China
Shanghai Tunnel Engineering Co. Ltd