Integral oil-well pump for extracting super heavy oil by steam injection

Integral oil-well pump for extracting super heavy oil by steam injection

The utility model discloses an integral oil-well pump for extracting super heavy oil by steam injection. The oil-well pump is particularly suitable for exploitation of super heavy oil wells, and comprises a connecting-tripping device assembly (2), a sealing locking assembly (5), a pump cylinder asse...

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Hauptverfasser: CHEN BIN, LIU JINHU, LV FENGMEI, ZUO QINGSHAN, ZHENG GUOXIN
Format: Patent
Sprache:chi ; eng
Schlagworte:
BLASTING
HEATING
LIGHTING
MECHANICAL ENGINEERING
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PUMPS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
WEAPONS
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creator CHEN BIN
LIU JINHU
LV FENGMEI
ZUO QINGSHAN
ZHENG GUOXIN
description The utility model discloses an integral oil-well pump for extracting super heavy oil by steam injection. The oil-well pump is particularly suitable for exploitation of super heavy oil wells, and comprises a connecting-tripping device assembly (2), a sealing locking assembly (5), a pump cylinder assembly (10), a plunger piston assembly (11) and a standing valve assembly (18), wherein a groove (14) and two spiral claws (15) are arranged at the lower part of a lower plunger piston connector (13) of the plunger piston assembly (11); a jacking rod (16) and a cross rod (17) which are connected in a cross manner are mounted at the upper part of the standing valve assembly (18); a conical surface matched with a sealing ring (6) of the sealing locking assembly (5) is arranged on an upper end surface of a support ring (8) of the pump cylinder assembly (10); and a conical surface matched with a claw (7) of the sealing locking assembly (5) is arranged at a lower end surface of the support ring (8) of the pump cylinder as
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language chi ; eng
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subjects BLASTING
HEATING
LIGHTING
MECHANICAL ENGINEERING
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PUMPS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
WEAPONS
title Integral oil-well pump for extracting super heavy oil by steam injection
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