SCREW-TYPE EXTRUDER - Abstract - Europe PMC
2003-3-18 · Europe PMC is an archive of life sciences journal literature. SCREW-TYPE EXTRUDER ... Inner cylindrical surface of screw feeder is provided with helical thread of the same direction as that of external thread. Thread pitch and/or depth of helical passage decrease towards escape of product. End section of inner cylindrical surface of hollow ...
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