FIELD: methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from multiple-zone well.
SUBSTANCE: system involves polished receiving sockets arranged in casing pipe and fluid medium supply device. Fluid medium supply device comprises at least one sealing unit for selective isolation of chosen well zone and for fluid medium supply in the chosen zone. Gun perforator may be connected to fluid medium supply device to facilitate target well zone perforation, isolation and treatment.
EFFECT: possibility of well zone treatment in single pass along well bore.
27 cl, 19 dwg
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