Heavy oil lifting device and heavy oil lifting method

A heavy oil lifting device and a heavy oil lifting method are disclosed. The device includes: a plurality of liquid injection pumps each including a liquid inlet and a liquid outlet and configured to intake in liquid and discharge the liquid after pressurization; a control valve including a first en...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Lin, Qingren, Zhao, Xueyang, Cui, Qili, Jiang, Lin, Ding, Bo
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
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