Patenton — panteon of patents

(19)

RU

(11)

2 068 952

(13)

C1

(51)

IPC

(21) (22)

Application

4885355/03, 1990-11-26

(22)

Actual filing date

1990-11-26

(45)

Published

1996-11-10

(72)

Inventor

Sobanova O.B.Fridman G.B.Ljubimtseva O.G.Nikolaev S.S.Khabirov R.A.Kondratjuk A.T.Danilin R.A.

(73)

Holder

Nauchno-Proizvodstvennoe Ob"Edinenie Po Khimizatsii Tekhnologicheskikh Protsessov V Neftjanoj Promyshlennosti

METHOD OF AFFECTING CRITICAL ZONE OF NONUNIFORMLY PERMEABLE OIL STRATUM Russian patent published in 1996 - IPC

Abstract RU 2068952 C1

FIELD: oil and gas production. SUBSTANCE: critical zone of well is successively pumped with 5-25% hydrocarbon solution of hydroxyethylated iso-nonylphenol with hydroxyethylation degree 4-6 and a critical zone-treating agent. EFFECT: increased well capacity. 4 tbl

Similar patents RU2068952C1

Title Year Author Number
METHOD FOR TREATING STRATA FACE ZONE 1990
  • Verderevskij Ju.L.
  • Sevast'Janov V.A.
  • Borisova N.Kh.
  • Fridman G.B.
  • Khabirov R.A.
  • Sokolova M.F.
  • Kurkov V.L.
 RU2068948C1
METHOD FOR INCREASE OF WATERFLOODING SWEEP OF NONUNIFORM FORMATIONS 1990
  • Gazizov A.Sh.
  • Rakhmatullin R.R.
  • Galaktionova L.A.
  • Borovikov G.G.
  • Mardanov A.F.
  • Safin I.I.
  • Gazizov A.A.
 SU1800868A1
METHOD FOR TREATMENT OF NONUNIFORM OIL BED 1997
  • Verderevskij Ju.L.
  • Golovko S.N.
  • Aref'Ev Ju.N.
  • Sheshukova L.A.
  • Muslimov R.Kh.
  • Borisova N.Kh.
 RU2119048C1
COMPOSITION FOR TREATMENT OF BOTTOMHOLE OIL FORMATION ZONE AND/OR FOR INCREASE OF OIL RECOVERY 2007
  • Sobanova Ol'Ga Borisovna
  • Fridman Galina Borisovna
  • Ljubimtseva Ol'Ga Gennadievna
  • Bylinkin Roman Aleksandrovich
  • Fedorova Irina Leonidovna
 RU2327728C1
COMPOSITION FOR TREATING BOTTOM ZONE OF OIL STRATUM AND/OR INCREASING OIL RECOVERY OF STRATUM 1997
  • Sobanova O.B.
  • Fridman G.B.
  • Ljubimtseva O.G.
  • Bragina N.N.
 RU2135754C1
METHOD OF DEVELOPING NONUNIFORM IN RESPECT TO PERMEABILITY WATERED OIL STRATA 1994
  • Fridman G.B.
  • Sobanova O.B.
  • Gazizov A.Sh.
  • Fedorova I.L.
  • Nikolaev V.I.
  • Panarin A.T.
 RU2065947C1
OIL FIELD EXPLOITATION METHOD 1990
  • Tuzova N.V.
  • Bulygin O.V.
  • Nigmatullin I.G.
  • Gusev V.I.
 SU1839044A1
TREATMENT METHOD OF BOTTOM-HOLE OIL FORMATION ZONE 2012
  • Sobanova Ol'Ga Borisovna
  • Fedorova Irina Leonidovna
  • Krasnov Dmitrij Viktorovich
  • Fomichev Aleksej Anatol'Evich
  • Khisamov Rais Salikhovich
  • Fajzullin Il'Fat Nagimovich
  • Farkhutdinov Gumar Naufalovich
 RU2501943C2
METHOD OF OIL POOL DEVELOPMENT 2001
  • Garejshina A.Z.
  • Akhmetshina S.M.
  • Lebedev N.A.
  • Khisamov R.S.
  • Khannanov R.G.
  • Khusainov V.M.
  • Zakharchenko T.A.
  • Garaev I.Kh.
  • Fedchenko V.N.
  • Shesternina N.V.
 RU2204014C1
METHOD FOR SELECTING CHEMICAL AGENT FOR BOTTOMHOLE TREATMENT 0
  • Golovko Stanislav Nikolaevich
  • Vajsman Yuliya Samuilovna
  • Zakharchenko Tamara Alekseevna
 SU1739012A1

RU 2 068 952 C1

Authors

Sobanova O.B.

Fridman G.B.

Ljubimtseva O.G.

Nikolaev S.S.

Khabirov R.A.

Kondratjuk A.T.

Danilin R.A.

Dates

1996-11-10—Published

1990-11-26—Filed

read Similar patents