Horizontal well sectional profile control pipe column system and sectional plugging assembly thereof

The invention relates to sectional profile control of a horizontal well, in particular to a sectional profile control pipe column system of the horizontal well and a sectional plugging assembly of the sectional profile control pipe column system. The segmented plugging assembly of the horizontal wel...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YANG GUANG, FANG QIAN, XIAO JIELEI, ZHOU WENYU, SUN LU, WU XIAO
Format:	Patent
Sprache:	chi ; 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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