Wells – With eduction pump or plunger – Having sediment trap or deflector
Patent
1992-04-28
1994-01-04
Melius, Terry Lee
Wells
With eduction pump or plunger
Having sediment trap or deflector
166242, 41742314, 418 48, E21B 4300
Patent
active
052752380
ABSTRACT:
A downhole pump assembly is provided for use in a fluid production line, the assembly comprising a pump disposed around a fixed central conduit for connection in said production line to provide direct access for monitoring means through the pump.
REFERENCES:
patent: 3800871 (1974-04-01), Watson
patent: 4386654 (1983-06-01), Becker
patent: 4614232 (1986-09-01), Jurgens et al.
patent: 4898244 (1990-02-01), Schneider et al.
patent: 5097902 (1992-03-01), Clark
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