Electrical submersible pump for lifting heavy oils

Details Electrical submersible pump for lifting heavy oils Electrical submersible pump for lifting heavy oils

1991-06-10

1992-11-03

Bui, Thuy M.

Wells

With eduction pump or plunger

Having sediment trap or deflector

166369, E21B 4300

Patent

active

051599775

ABSTRACT:
The performance of electrical submersible pump is improved by injection of water such that the water and the oil being pumped flow in a core flow regime, reducing friction and maintaining a thin water film on the internal surfaces of the pump.

REFERENCES:
patent: 3886971 (1975-03-01), Lundsgaard et al.
patent: 3977469 (1976-08-01), Broussard et al.
patent: 4047539 (1977-09-01), Kruka
patent: 4548263 (1985-10-01), Woods
patent: 4745937 (1988-05-01), Zagustin et al.
patent: 4749034 (1988-06-01), Vandevier et al.
patent: 4753261 (1988-06-01), Zagustin et al.
patent: 4832127 (1989-05-01), Thomas et al.
patent: 4913239 (1990-04-01), Bayh, III

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