| 摘要 |
The present invention relates to an effluent pumping method and system comprising: pumping means comprising a rotor (21) and a stator; the rotor being fastened by a first end to a tubular driving string; means for driving the string into rotation; a riser (20) comprising at least one orifice (23) is fastened to the rotor at the second end thereof, the rotor comprising a line (22) which communicates the inner space of the driving string with the inner space of the riser.
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