DOUBLE-SIDED HYDROMECHANICAL SLOT PERFORATOR

FIELD: petroleum industry. ^ SUBSTANCE: invention is referred to oil/gas producing and injecting wells drilling and operation. The system includes a hollow housing, which incorporates with piston-ram with central hydraulic channel and extendable cutter. Jet nozzles are installed at opposite sides of...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	GOSTEV IGOR' ALEKSANDROVICH
Format:	Patent
Sprache:	eng ; rus
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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