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Application filed by Підприємство "Охтирканафтогаз" Ат "Укрнафта", Предприятие «Охтырканефтегаз» АК «Укрнафта»filedCriticalПідприємство "Охтирканафтогаз" Ат "Укрнафта"
Priority to UA97094654ApriorityCriticalpatent/UA28760A/en
Publication of UA28760ApublicationCriticalpatent/UA28760A/en
The invention relates to oil-and-gas producing industry, in particular to well treatment with solutions of surface-active substances. Method for treatment of well bottom zone includes pumping-in of micellar solutions. Injection of micellar solution is performed in two portions, at that concentration of oil sulphonates in first portion is 4-8 %, and in second portion – 2-3 %.
UA97094654A1997-09-181997-09-18Method for treatment of well bottom zone
UA28760A
(en)