RU96112665A - METHOD FOR TREATING A BOTTOM ZONE OF A STRESS WELL - Google Patents

METHOD FOR TREATING A BOTTOM ZONE OF A STRESS WELL

Info

Publication number
RU96112665A
RU96112665A RU96112665/03A RU96112665A RU96112665A RU 96112665 A RU96112665 A RU 96112665A RU 96112665/03 A RU96112665/03 A RU 96112665/03A RU 96112665 A RU96112665 A RU 96112665A RU 96112665 A RU96112665 A RU 96112665A
Authority
RU
Russia
Prior art keywords
well
treating
carried out
water
oil emulsion
Prior art date
Application number
RU96112665/03A
Other languages
Russian (ru)
Other versions
RU2094591C1 (en
Inventor
В.А. Городилов
В.Н. Шевченко
С.И. Типикин
А.Д. Макуров
Г.А. Макеев
В.Ф. Фомичев
А.Н. Юдаков
Original Assignee
Акционерное общество открытого типа "Ноябрьскнефтегаз"
Filing date
Publication date
Application filed by Акционерное общество открытого типа "Ноябрьскнефтегаз" filed Critical Акционерное общество открытого типа "Ноябрьскнефтегаз"
Priority to RU96112665A priority Critical patent/RU2094591C1/en
Priority claimed from RU96112665A external-priority patent/RU2094591C1/en
Application granted granted Critical
Publication of RU2094591C1 publication Critical patent/RU2094591C1/en
Publication of RU96112665A publication Critical patent/RU96112665A/en

Links

Claims (1)

Способ обработки призабойной зоны нагнетательной скважины, включающий закачку через нагнетательную скважину материала, выравнивающего профиль приемистости, продавливание водой и закачку изолирующего состава, отличающийся тем, что в качестве материала, выравнивающего профиль приемистости, используют нефтяную эмульсию в объеме 10 - 25 м3 на 1 м продуктивного интервала, в качестве воды при продавливании используют пластовую воду, после продавливания пластовой водой проводят технологическую выдержку в течение 1 - 2 суток, изолирующий состав закачивают в объеме 5 - 10 м3 на 1 м продуктивного интервала при давлении на 30 - 40% выше давления закачки нефтяной эмульсии, проводят технологическую выдержку в течение 1 - 2 суток, при этом перед закачкой нефтяной эмульсии скважину останавливают и проводят технологическую выдержку до восстановления пластового давления в призабойной зоне скважины.A method of treating the bottom-hole zone of an injection well, comprising injecting through the injection well a material aligning the injectivity profile, forcing water and injecting an insulating composition, characterized in that oil emulsion is used as a material aligning the injectivity profile in a volume of 10-25 m 3 per 1 m of the productive interval, formation water is used as water during punching, after punching with reservoir water, technological exposure is carried out for 1 to 2 days, the insulating composition they are pumped in a volume of 5–10 m 3 per 1 m of the productive interval at a pressure of 30–40% higher than the injection pressure of the oil emulsion, technological exposure is carried out for 1–2 days, and before the oil emulsion is pumped, the well is stopped and technological exposure is carried out until recovery reservoir pressure in the bottomhole zone of the well.
RU96112665A 1996-07-05 1996-07-05 Method for treating down-hole zone of injection well RU2094591C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU96112665A RU2094591C1 (en) 1996-07-05 1996-07-05 Method for treating down-hole zone of injection well

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU96112665A RU2094591C1 (en) 1996-07-05 1996-07-05 Method for treating down-hole zone of injection well

Publications (2)

Publication Number Publication Date
RU2094591C1 RU2094591C1 (en) 1997-10-27
RU96112665A true RU96112665A (en) 1997-11-20

Family

ID=20182324

Family Applications (1)

Application Number Title Priority Date Filing Date
RU96112665A RU2094591C1 (en) 1996-07-05 1996-07-05 Method for treating down-hole zone of injection well

Country Status (1)

Country Link
RU (1) RU2094591C1 (en)

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