SCREW CONVEYOR
http://data.posccaesar.org/rdl/RDS11588455
<http://rds.posccaesar.org/2008/02/OWL/ISO-15926-2_2003#ClassOfInanimatePhysicalObject>
2002.01.02
u82237
A conveyor in which loose material such as grain, meal etc, is continuously propelled along a narrow trough by a revolving worm or helix mounted within it.
RDS11588455
SCREW CONVEYOR
SCREW CONVEYOR
Qualified
Chambers Science and Technology Dictionary