| 20110193252 | AUTOMATIC HARDNESS AND MOISTURE CONTROL IN RAW MATERIAL PROCESSING SYSTEMS - In accordance with one embodiment of the present invention, a system for controlling the properties of an extrusion from a production line is provided. The production line comprises a raw material feed, a mixer, and an extruder. The control system comprises one or more ammeters electrically coupled to an electrically driven mixing motor and an electrically driven extrusion motor. Output signals indicative of the load amperes I | 08-11-2011 |