CNP-Technology Water and Biosolids Corp., a newly formed wastewater treatment technologies provider, acquired worldwide patent licensing for AirPrex from P.C.S. GmbH in Hamburg, Germany. CNP’s flagship technology, AirPrex, is a sludge optimization process that recovers high-phosphate mineral struvite after anaerobic digestion but before the dewatering process. Based in Racine, Wis., CNP North America also has locations in Germany and China.