Valve assembly
Patent
·
OSTI ID:7149874
This patent describes a subsurface pump actuated by a reciprocatable sucker rod for producing well liquids from a subsurface reservoir involving a piston adapted to reciprocate within a cylinder immersed in the reservoir, the piston being provided with a traveling valve. The improvement described here comprises valve means connected to the sucker tod for lifting a body of fluid during upstrokes of the sucker rod, the valve means comprising: a barrel assembly having an internal bore and comprising: a lower barrel member; and an upper barrel assembly connected to the lower barrel and having a beveled seating surface with at least one fluid port therethrough.
- Assignee:
- Lift Technology, Inc., Oklahoma City, OK
- Patent Number(s):
- US 4629402
- OSTI ID:
- 7149874
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
02 PETROLEUM
020300* -- Petroleum-- Drilling & Production
ACTUATORS
ALIGNMENT
CONDUCTOR DEVICES
CONNECTORS
CONTROL EQUIPMENT
CYLINDERS
ELECTRICAL EQUIPMENT
EQUIPMENT
FLOW REGULATORS
FLUIDS
MOTION
OIL WELLS
PARTICLES
PARTICULATES
PISTONS
PUMPS
RESERVOIR FLUIDS
ROD PUMPS
ROTATION
SEALS
VALVES
WELLS
020300* -- Petroleum-- Drilling & Production
ACTUATORS
ALIGNMENT
CONDUCTOR DEVICES
CONNECTORS
CONTROL EQUIPMENT
CYLINDERS
ELECTRICAL EQUIPMENT
EQUIPMENT
FLOW REGULATORS
FLUIDS
MOTION
OIL WELLS
PARTICLES
PARTICULATES
PISTONS
PUMPS
RESERVOIR FLUIDS
ROD PUMPS
ROTATION
SEALS
VALVES
WELLS