DEVICE FOR WELL COMPLETION AND INTENSIFICATION OF INFLOW OF FORMATION FLUID

oil-producing industry. SUBSTANCE: device has hollow body whose longitudinal channel accommodates rigidly built-in jet pump. Body has radial channels: one channel in external wall of body lower part is for connection of subpacker part of wellbore with pipe string, while the other on internal wall of...

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Bibliographische Detailangaben
Hauptverfasser:	LATYPOV I.T, LATYPOV T.T
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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Beschreibung
Zusammenfassung:	oil-producing industry. SUBSTANCE: device has hollow body whose longitudinal channel accommodates rigidly built-in jet pump. Body has radial channels: one channel in external wall of body lower part is for connection of subpacker part of wellbore with pipe string, while the other on internal wall of body part is for connection of subpacker part of wellbore with pipe string. Installed in zone of radial channels are correspondingly external and internal fine strainers. Made above internal strainer is seat for sealing member of logging cable. Device may additionally contain jet pumps with regulated nozzle. Installed in each radial channel in internal wall is check valve. EFFECT: higher efficiency of device operation and extended its functional potentialities. 2 cl, 4 dwg