FIELD: oil producing industry. SUBSTANCE: to provide for transportation of well products at high pressure and to simplify design, vessels communicated with intermediate pipelines and pipeline with working fluid are made in form of pipes with opened lower ends lowered into well. Intermediate pipelines are communicated with casing-borehole annulus. Pipeline with working fluid is communicated with inter-pipe space. EFFECT: higher efficiency. 1 dwg
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0 |
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Authors
Dates
1995-02-20—Published
1992-06-03—Filed