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Application filed by Івано-Франківський інститут нафти і газу, Ивано-Франковский Институт Нефти И ГазаfiledCriticalІвано-Франківський інститут нафти і газу
Priority to UA4808938ApriorityCriticalpatent/UA19298A/en
Publication of UA19298ApublicationCriticalpatent/UA19298A/en
The invention relates to oil extraction industry, operation of wells producing paraffin oil and at operation of which paraffin-tar substances are deposited on pipes. Method for pipe cleaning with removal of those substances as gas-liquid mix uses mix of overheated air and vapor. Periodic injection is performed with alternating cycle of ejection and vibro-effect at mix supply to wellbore. Discharge of wellbore fluid is performed through formation of rarefaction in wellbore through ejection of wellbore fluid.
UA4808938A1990-04-021990-04-02Method for destruction of paraffin-tar deposits and appliance for its implementation
UA19298A
(en)