Sand anchor

The utility model provides a sand anchor which comprises a body with an upper connector, an inner cavity arranged inside the body, an open hole formed in the side wall of the body, and a filter body. The upper connector is used for being connected with an oil well pump. The inner cavity is communica...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SHAN XIANGBIN, CAO PENGQING, CHEN LEI, ZHOU YONG, LIU GAOHUA, CHEN HAI, YU XIAOXI, WANG JINGJING, FU NING, HAN HANPEI, LI HONGYUAN
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!