Show metadata Hide metadata

(19)

(11)

2 017 939

(13)

(51)

IPC

(21) (22)

Application

4874098/03, 1990-10-16

(22)

Actual filing date

1990-10-16

(45)

Published

1994-08-15

(72)

Inventor

Sharifov M.Z.

(73)

Holder

Nizhnevartovskij Nauchno-Issledovatel'Skij I Proektnyj Institut Neftjanoj Promyshlennosti

DEVICE FOR STABILIZING PRESSURE IN FLOW Russian patent published in 1994 - IPC

Abstract RU 2017939 C1

FIELD: stabilization of pressure in flows. SUBSTANCE: device consists of hollow body with channels, partition, charging unit, seals of flexible member rigidly connected to gate rod. Flexible member is made of flexible material and forms together with body and partition the two interacting chambers, whose upper one is filled with compressed gas, and lower chamber, with buffer fluid. EFFECT: higher efficiency. 2 dwg

Similar patents RU2017939C1

Title	Year	Author	Number
WELL GAS LIFT	1990	Sharifov M.Z.	RU2017940C1
GAS-LIFT PILOT VALVE	1990	Aminev M.Kh. Leonov V.A. Sharifov M.Z. Shajkhulov Zh.S.	RU2017938C1
VALVE FOR WELL OPERATION	1991	Leonov V.A. Sharifov M.Z. Mukhin M.Ju. Osipov A.A.	RU2043483C1
DEVICE FOR REGULATION OF WELL OPERATING CONDITIONS	0	Sharifov Makhir Zafar Ogly Leonov Vasilij Aleksandrovich Bekirov Namik Isfendiyar Ogly Sokolov Aleksej Nikolaevich	SU1795086A1
GAS-LIFT WELL REGIME MONITOR	0	Sharifov Makhir Zafar Ogly Tretyakov Igor Sergeevich Leonov Vasilij Aleksandrovich Aminev Marat Khusnullovich Isangulova Rimma Kashfilevna	SU1751299A1
GAS-LIFT VALVE	0	Sharifov Makhir Zafar Ogly Gurbanov Raimz Sejfulla Ogly Leonov Vasilij Aleksandrovich Rashidov Mubariz Mammed Ogly Alekberov Makhmud Israil Ogly Bekirov Namik Isfendiyar Ogly Nagiev Ragim Salman Ogly	SU1714091A1
DEVICE FOR AUTOMATIC CONTROL OF SEAM PRESSURE IN PRODUCTION GAS-LIFTING WELLS AND GUSHERS	0	Aminev Murat Khusnullovich Leonov Vasilij Aleksandrovich Shajkhulov Zhavdat Sadrislamovich	SU1813875A1
PNEUMATIC AND HYDRAULIC GAS LIFT VALVE	0	Aminev Marat Khusnullovich Shajkhulov Zhaudat Sadrislamovich	SU1768751A1
GAS-LIFTING VALVE	0	Sharifov Makhir Zafar Ogly	SU1812302A1
WELL OPERATION MODE CONTROL DEVICE	0	Sharifov Makhir Zafar Ogly Rashidov Mubariz Mammed Ogly Leonov Vasilij Aleksandrovich Bekirov Namik Isfendiyar Ogly Aliev Sejdali Agam Ogly Makeev Oleg Ivanovich	SU1765368A1

RU 2 017 939 C1

Authors

Sharifov M.Z.

Dates

1994-08-15—Published

1990-10-16—Filed