FIELD: oil-and-gas industry.
SUBSTANCE: well production method includes a gravel-slot filter creation in a well and the following regeneration in operation process. The gravel-slot filter creation includes the filter slot frame installation and finalising the installation by injection a gravel material. At that the slot frame made of an acid inertial material, execute the gravel material introduction from the beginning and during the process it injected as a silica and alkaline-earth metal carbonate mixed composition in a ratio 90-50% to 10-50% accordingly. Execute well regeneration during the operation with an acid in quantity of 20-40% of the gravel material mixture volume.
EFFECT: well operation efficiency increase due to the filter operation time increase, as result of its regeneration without pulling out of the hole.
5 cl, 1 dwg, 1 ex
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Authors
Dates
2010-01-20—Published
2007-12-21—Filed