DISPLACEMENT LIQUID Russian patent published in 2006 - IPC E21B33/138 

Abstract RU 2268350 C1

FIELD: oil and gas well drilling, particularly to casing pipe cementing.

SUBSTANCE: displacement liquid comprises plugging Portland cement in amount of 30-45% by weight, sodium tripoliphosphate in amount of 0.1 - 1.0% by weight, neonol in amount of 0.05-0.1% by weight, silica-alumina microspheres in amount of 5-10% by weight and water in amount of 43.6-64.65% by weight.

EFFECT: increased cement stone adhesion to casing pipe and well wall surface due to increased flushing, carrying-out and mudding ability of the displacement liquid.

1 ex, 1 tbl

Similar patents RU2268350C1

Title Year Author Number
BUFFER LIQUID 2022
  • Roder Svetlana Aleksandrovna
  • Abbasov Ismail Raftar Ogly
  • Flyag Natalya Vladimirovna
  • Rechapov Danir Akhatovich
  • Belej Ivan Ilich
  • Senyushkin Sergej Valerevich
  • Permitin Andrej Gennadevich
RU2785729C1
EROSION BUFFER MATERIAL 2023
  • Melnikov Sergej Aleksandrovich
  • Samsonenko Natalya Vladimirovna
  • Mnatsakanov Vadim Aleksandrovich
  • Sutyrin Aleksandr Viktorovich
RU2822526C1
METHOD OF PREPARATION OF LIGHT-WEIGHT GROUTING MORTAR 2002
  • Tataurov V.G.
  • Chugaeva O.A.
  • Kuznetsova O.G.
  • Fefelov Ju.V.
  • Akulov B.A.
  • Zueva N.A.
  • Sazhina E.M.
RU2215124C1
LIGHT-WEIGHT PLUGGING MORTAR 2000
  • Krylov G.V.
  • Shcherbich N.E.
  • Karelina N.E.
  • Kashnikova L.L.
  • Podshibjakin V.V.
  • Belej I.I.
RU2196876C2
LIGHT-WEIGHT GASPROOF PLUGGING MATERIAL FOR CEMENTING OVER-PRODUCING INTERVALS (VERSIONS) 2012
  • Il'Jasov Sergej Evgen'Evich
  • Okromelidze Gennadij Vladimirovich
  • Chugaeva Ol'Ga Aleksandrovna
  • Kuznetsova Ol'Ga Grigor'Evna
  • Sazhina Elena Mikhajlovna
  • Zueva Nina Arkad'Evna
  • Dudorov Pavel Anatol'Evich
  • Utkin Denis Anatol'Evich
  • Kudimov Ivan Andreevich
  • Predein Andrej Aleksandrovich
  • Kuchevasov Sergej Ivanovich
  • Ivshin Aleksandr Viktorovich
RU2497861C1
LIGHT-WEIGHT OIL-WELL CEMENT MIX (VARIANTS) 2003
RU2256774C2
METHOD OF PREPARATION OF LIGHT GROUTING MORTAR OF DENSITY 1450-1500 kg/m 2008
  • Fefelov Jurij Vladimirovich
  • Kuznetsova Ol'Ga Grigor'Evna
  • Chugaeva Ol'Ga Aleksandrovna
  • Devjatkin Aleksandr Mikhajlovich
RU2385894C1
COMPOSITION FOR PREPARING DETERGENT FLUSH FLUID 2009
  • Rjabova Ljubov' Ivanovna
  • Antonenko Denis Vladimirovich
  • Krivoshej Aleksandr Viktorovich
  • Vitukhin Maksim Sergeevich
RU2411277C1
METHOD OF PREPARATION OF GROUTING COMPOSITION 2001
  • Tataurov V.G.
  • Kuznetsova O.G.
  • Chugaeva O.A.
  • Fefelov Ju.V.
  • Akulov B.A.
  • Sazhina E.M.
  • Zueva N.A.
RU2186942C1
FLUSH FLUID 2015
  • Bakirov Daniyar Lyabipovich
  • Burdyga Vitalij Aleksandrovich
  • Babushkin Eduard Valerevich
  • Voronkova Natalya Vasilevna
  • Chudnovskaya Alena Vadimovna
RU2592308C1

RU 2 268 350 C1

Authors

Lukmanov Rauf Rakhimovich

Bakirov Danijar Ljabipovich

Burdyga Vitalij Aleksandrovich

Dates

2006-01-20Published

2004-07-16Filed