Well screen assembly and system with controllable variable flow area and method of using same for oil well fluid production
作者： William D. Henderson
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摘要: A well screen assembly ( 70 ) with a controllable variable flow area. The comprises an outer tubular section 80 ), the containing first plurality of openings 90 disposed in pattern 100 throughout length “L” ); inner 110 that is within second 120 same L and when align, form passageways 130 through ). may therefore, vary production fluid it upwards interior tubing 40
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