The Dupps Company designs, builds, installs and commissions high quality process equipment for protein conversion systems, in ... cluding Discors®, Cookors®, Pressor®screw presses, Dupps/Gratt® decanters, ring and rotary drum dryers, and more. The Dupps Company provides unparalleled 24/7 rapid response field service and complete maintenance, repair and rebuild support to the rendering, oil seed, paper, and other process industries. read more