WELL BOTTOMHOLE FORMATION ZONE TREATMENT METHOD Russian patent published in 2005 - IPC

Abstract RU 2262591 C1

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; pumping chemical reagent into bottomhole formation zone; flushing the well and applying high-power gas-impulsive action to bottomhole formation zone under pressure at shock front equal or exceeding mining pressure in treatment area.

EFFECT: increased output from the well due to full recovery of permeability and porosity.

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RU 2 262 591 C1

Authors

Gubar' V.A.

Gubar' D.V.

Dates

2005-10-20—Published

2004-04-21—Filed