Multifunctional ball seat with temporary blocking performance for well-completion operation of water injection well

The utility model discloses a multifunctional ball seat with temporary blocking performance for a well-completion operation of a water injection well. The multifunctional ball seat is designed for fulfilling the aims that the well-completion operation of the water injection well meets safe and envir...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHEN ZHEN, SHAO DONGBO, LU XIAOBING, WANG SHOUHU, WANG YONG, WANG YUGANG, WANG WEI, HAN GUANGSHUN, YAO BIN, WANG MINGYU, ZHANG SUIWANG, HE RUXIAN, SUI LEI, WANG XIAOE, CHANG YANRONG, WANG JUNTAO
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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