Screw press for use in e.g. biogas plant, for separating solid from liquid, has auger blades that are inextricably linked at outer portions of cylindrical shaft along rotational axis

摘要

The screw press has a screw shaft (7-0) and cylindrical shaft (7-1). The screw shaft is fitted in shaft sleeve (1-1). The auger blades (7-2) are inextricably linked at outer portions of cylindrical shaft along rotational axis. A drive pin is detachedly provided at the drive end of screw shaft. An independent claim is included for method for operating screw press.