FIELD: filters.
SUBSTANCE: invention relates to input filters operating with pump equipment in horizontal wells, which are complicated by high content of free gas and mechanical impurities. Inlet filter of submersible pump includes housing with inlet holes, shaft in form of pipe, installed in bearings of sliding. Longitudinal half of the pipe is perforated and enveloped by the filtering element. Filter element consists of longitudinal rods and wound profile.
EFFECT: invention is aimed at providing reliable operation of submersible pump without stalling due to expansion of technical capabilities of inlet filter.
1 cl, 2 dwg
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