Gravel screening device for deep well aeration

The invention provides a gravel screening device for deep well aeration, and the gravel screening device for deep well aeration comprises a box body, a filter frame, a back plate and a driving assembly. The back plate is hinged to the back face of the box body, the driving assembly is arranged on th...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SHI SONGQUAN, ZOU DONGGANG, XIE JIAHAI, CHEN JIAJUN, CHAI YUCHAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION TRANSPORTING
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