RU96101722A - COMPOSITION FOR ACID TREATMENT OF BOTTOMFLOUR ZONE - Google Patents

COMPOSITION FOR ACID TREATMENT OF BOTTOMFLOUR ZONE

Info

Publication number
RU96101722A
RU96101722A RU96101722/03A RU96101722A RU96101722A RU 96101722 A RU96101722 A RU 96101722A RU 96101722/03 A RU96101722/03 A RU 96101722/03A RU 96101722 A RU96101722 A RU 96101722A RU 96101722 A RU96101722 A RU 96101722A
Authority
RU
Russia
Prior art keywords
composition
zone
bottomflour
acid treatment
acid
Prior art date
Application number
RU96101722/03A
Other languages
Russian (ru)
Other versions
RU2100587C1 (en
Inventor
Т.Г. Валеева
Ю.В. Баранов
Т.Л. Гоголашвили
М.М. Хакимзянова
В.Н. Хлебников
А.И. Ефремов
Original Assignee
Научно-исследовательский институт по нефтепромысловой химии
Научно-производственное предприятие "Нефтегеотехнология"
Filing date
Publication date
Application filed by Научно-исследовательский институт по нефтепромысловой химии, Научно-производственное предприятие "Нефтегеотехнология" filed Critical Научно-исследовательский институт по нефтепромысловой химии
Priority to RU96101722/03A priority Critical patent/RU2100587C1/en
Priority claimed from RU96101722/03A external-priority patent/RU2100587C1/en
Application granted granted Critical
Publication of RU2100587C1 publication Critical patent/RU2100587C1/en
Publication of RU96101722A publication Critical patent/RU96101722A/en

Links

Claims (1)

Состав для кислотной обработки призабойной зоны пласта, содержащий галоидводородную кислоту и растворитель, отличающийся тем, что он дополнительно содержит ингибитор коррозии, фосфоновую кислоту и/или неионогенное оксиэтилированное поверхностно-активное вещество при следующем соотношении компонентов, мас.%:
Галоидводородная кислота - 8 - 75
Ингибитор коррозии - 0,5 - 2,0
Фосфоновая кислота и/или неионогенное оксиэтилированное поверхностно-активное вещество - 0,5 - 2,0
Растворитель - ОстальноеThe composition for the acid treatment of the bottom-hole zone of the formation, containing hydrohalic acid and a solvent, characterized in that it further comprises a corrosion inhibitor, phosphonic acid and / or non-ionic ethoxylated surfactant in the following ratio, wt.%:
Hydrochloric acid - 8 - 75
Corrosion Inhibitor - 0.5 - 2.0
Phosphonic acid and / or nonionic hydroxyethylated surfactant - 0.5 - 2.0
Solvent - Other
RU96101722/03A 1996-01-29 1996-01-29 Compound for acid treatment of bottom-hole formation zone RU2100587C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU96101722/03A RU2100587C1 (en) 1996-01-29 1996-01-29 Compound for acid treatment of bottom-hole formation zone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU96101722/03A RU2100587C1 (en) 1996-01-29 1996-01-29 Compound for acid treatment of bottom-hole formation zone

Publications (2)

Publication Number Publication Date
RU2100587C1 RU2100587C1 (en) 1997-12-27
RU96101722A true RU96101722A (en) 1998-01-27

Family

ID=20176305

Family Applications (1)

Application Number Title Priority Date Filing Date
RU96101722/03A RU2100587C1 (en) 1996-01-29 1996-01-29 Compound for acid treatment of bottom-hole formation zone

Country Status (1)

Country Link
RU (1) RU2100587C1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EA008567B1 (en) * 2005-05-16 2007-06-29 Елена Александровна Румянцева Acidic surfactant for treating well bottom zone
WO2012080296A1 (en) * 2010-12-17 2012-06-21 Akzo Nobel Chemicals International B.V. Process and fluid to improve the permeability of sandstone formations using a chelating agent
NZ611508A (en) * 2010-12-17 2015-01-30 Akzo Nobel Chemicals Int Bv Fluid suitable for treatment of carbonate formations containing a chelating agent
EP2652077B8 (en) 2010-12-17 2019-09-11 Nouryon Chemicals International B.V. Treatment of illitic formations using a chelating agent
AU2011200525B8 (en) 2010-12-17 2016-10-13 Akzo Nobel Chemicals International B.V. Environmentally friendly stimulation fluids, processes to create wormholes in carbonate reservoirs, and processes to remove wellbore damage in carbonate reservoirs
RU2519139C2 (en) * 2012-07-27 2014-06-10 Открытое акционерное общество "Татнефть" имени В.Д. Шашина Procedure for treatment of bottomhole zone of reservoir of oil well
RU2561106C2 (en) * 2013-11-15 2015-08-20 Общество с ограниченной ответственностью Научно-производственая фирма "ТехноФтор" Bottom hole acidising composition (versions)
RU2545582C1 (en) * 2014-02-19 2015-04-10 Общество с ограниченной ответственностью Научно-производственное предприятие "Девон" Composition and method for acid processing of bottom hole formation zone
RU2546700C1 (en) * 2014-04-17 2015-04-10 Федеральное государственное бюджетное учреждение науки Институт химии нефти Сибирского отделения Российской академии наук (ИХН СО РАН) Composition for increase of oil recovery of formations (versions)
RU2572401C2 (en) * 2014-05-15 2016-01-10 Виталий Юрьевич Федоренко Multifunctional acid composition for treatment of bottomhole formation zone and method of acid treatment for bottomhole formation zone
RU2620685C1 (en) * 2016-02-24 2017-05-29 Акционерное общество "Самаранефтегаз" Hydrophobic emulsion for carbonate bed treatment

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