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

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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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Beschreibung
Zusammenfassung:	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 the perforator housing at 90° to its axis. Nozzles are directly connected with the piston-ram travel space in the perforator housing. Optionally, the perforator includes minimum four jet nozzles located by pairs one above the other at opposite sides of the housing. ^ EFFECT: improved performances of dual-side hydromechanical slot perforator with. ^ 2 cl, 2 dwg