FIELD: well operation, for instance to operate oil, gas, water and other wells, particularly bottomhole formation zone treatment.
SUBSTANCE: method involves hydraulic cleaning of perforation zone of production well formation; applying high-power gas-impulsive action to bottomhole formation zone under pressure at shock front equal or exceeding mining pressure in treatment area; chemically treating bottomhole formation zone by pumping chemical reagent into treatment zone.
EFFECT: increased output from the well due to full permeability and porosity recovery.
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WELL BOTTOMHOLE FORMATION ZONE TREATMENT METHOD | 2004 |
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Authors
Dates
2005-10-20—Published
2004-04-21—Filed