RU96121734A - DOUBLE ACTION VALVE FOR RINSING AND DRAINING PUMP PIPES - Google Patents

DOUBLE ACTION VALVE FOR RINSING AND DRAINING PUMP PIPES

Info

Publication number
RU96121734A
RU96121734A RU96121734/03A RU96121734A RU96121734A RU 96121734 A RU96121734 A RU 96121734A RU 96121734/03 A RU96121734/03 A RU 96121734/03A RU 96121734 A RU96121734 A RU 96121734A RU 96121734 A RU96121734 A RU 96121734A
Authority
RU
Russia
Prior art keywords
rinsing
draining pump
double action
action valve
pump pipes
Prior art date
Application number
RU96121734/03A
Other languages
Russian (ru)
Other versions
RU2121053C1 (en
Inventor
Д.О. Насыбуллин
Original Assignee
НГДУ "Бавлынефть" АО Татнефть
Filing date
Publication date
Application filed by НГДУ "Бавлынефть" АО Татнефть filed Critical НГДУ "Бавлынефть" АО Татнефть
Priority to RU96121734A priority Critical patent/RU2121053C1/en
Priority claimed from RU96121734A external-priority patent/RU2121053C1/en
Application granted granted Critical
Publication of RU2121053C1 publication Critical patent/RU2121053C1/en
Publication of RU96121734A publication Critical patent/RU96121734A/en

Links

Claims (1)

Скважинное клапанное устройство, содержащее полый корпус, установленный эксцентрично колонны НКТ и выполненный с клапанами для сообщения своей полости с полостью колонны НКТ и затрубным пространством, отличающееся тем, что используется двухпозиционный пилот с манжетными уплотнениями, которые фиксируют пилот в открытом или закрытом положении за счет упругости материала, на котором создается перепад давлений.A downhole valve device comprising a hollow body mounted eccentrically to the tubing string and made with valves for communicating its cavity with the tubing string cavity and annular space, characterized in that a two-position pilot with lip seals is used that fix the pilot in open or closed position due to elasticity material on which the differential pressure is created.
RU96121734A 1996-11-11 1996-11-11 Downhole valve device RU2121053C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU96121734A RU2121053C1 (en) 1996-11-11 1996-11-11 Downhole valve device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU96121734A RU2121053C1 (en) 1996-11-11 1996-11-11 Downhole valve device

Publications (2)

Publication Number Publication Date
RU2121053C1 RU2121053C1 (en) 1998-10-27
RU96121734A true RU96121734A (en) 1999-01-20

Family

ID=20187171

Family Applications (1)

Application Number Title Priority Date Filing Date
RU96121734A RU2121053C1 (en) 1996-11-11 1996-11-11 Downhole valve device

Country Status (1)

Country Link
RU (1) RU2121053C1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2445450C2 (en) * 2010-02-24 2012-03-20 Республиканское Унитарное Предприятие "Производственное Объединение "Белоруснефть" Oil production method, and valve device for its implementation
RU2535543C1 (en) * 2013-07-09 2014-12-20 Открытое акционерное общество "Татнефть" имени В.Д. Шашина Valve for well development
US10260293B2 (en) 2017-01-18 2019-04-16 General Electric Company Sensorless manifold assembly with pressure-based reversing fluid circuit

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