Vacuum screw extruder

The invention discloses a vacuum screw extruder which is composed of a vacuum extrusion mechanism, a raw material uniform adjusting mechanism and a forming and pore forming mechanism. The extrusion mechanism is composed of an upper-level sealing spiral reamer, a vacuum material receiving chamber, a...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JI GUANGQING, LIN LI, LIANG JIAN, LI LEI
Format:	Patent
Sprache:	eng
Schlagworte:	PERFORMING OPERATIONS SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURESCONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER TRANSPORTING WORKING CEMENT, CLAY, OR STONE
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