PACKER Russian patent published in 2002 - IPC

Abstract RU 2178511 C2

FIELD: oil and gas producing industry, particularly, devices for determination of sealing of blowout preventer equipment (casing head, X-mass tree, blowout preventer). SUBSTANCE: wellhead packer consists of body, sealing members, thrust and intermediate sleeves located on body external surface for axial motion relative to extension piece and pressure sleeve rigidly connected to body. Body has upper sub for connection with pulley-block system. Support flange is made for mounting on upper flange of tested equipment. EFFECT: simplified design and higher operating reliability. 2 dwg

Similar patents RU2178511C2

Title	Year	Author	Number
WELLHEAD PACKER	2011	Akhmetshagiev Fanis Kashipovich Nagumanov Marat Mirsatovich Aminev Marat Khusnullovich Lukin Aleksandr Vladimirovich Akhmadeev Adel' Rashitovich	RU2477783C1
METHOD AND DEVICE FOR CONTROLLED PUMPING DOWN TO FORMATIONS	2012	Aminev Marat Khusnullovich Lukin Aleksandr Vladimirovich	RU2495235C1
COLUMN HEAD FOR WELL MOUTH PRESSURIZATION	2003	Chabaev L.U. Kustyshev A.V. Bakeev R.A. Illjuk N.I.	RU2254440C1
PROCESS OF RESTORATION OF WELLS UNFIT FOR FURTHER USE	1999	Illjuk N.I. Chabaev L.U. Kovalenko S.A.	RU2176724C2
UNIVERSAL WELLHEAD PACKER	2013	Khasanshin Il'Dar Anvarovich	RU2534690C1
DEVICE FOR BLOWOUT EQUIPMENT PRESSURE-TESTING	2005	Kolesnichenko Vladimir Petrovich Geras'Kin Vadim Georgievich Egorov Vladimir Aleksandrovich Zakharov Andrej Aleksandrovich Kobeleva Nadezhda Ivanovna Snegirev Sergej Nikolaevich Strel'Tsov Viktor Mikhajlovich Shljakhovoj Dmitrij Sergeevich	RU2319825C2
OFFSHORE WELL FOR OIL AND GAS RECOVERY WITH ABOVE-WATER PLACEMENT OF WELLHEAD EQUIPMENT	2014	Skrylev Sergej Aleksandrovich Krasovskij Aleksandr Viktorovich Nemkov Aleksej Vladimirovich Kustyshev Aleksandr Vasil'Evich Gres'Ko Roman Petrovich Kochetov Sergej Gennad'Evich	RU2566162C1
DRILLING STRING SEALING DEVICE	2004	Gorbunov Anatolij Nikolaevich	RU2282709C2
TUBULAR HEAD	1997	Tugushev R.Sh.(Ru) Vjakhirev V.I.(Ru) Barantsevich Stanislav Vladimirovich Kejbal A.V.(Ru)	RU2117749C1
PRESSURE TEST PACKER	2023	Suleimanov Ildar Amirovich Gabdullin Baiazit Fazitovich Khusainov Albert Railevich	RU2826982C1

RU 2 178 511 C2

Authors

Popov E.A.

Godzjur Ja.I.

Ivash O.G.

Kustyshev A.V.

Dates

2002-01-20—Published

1999-10-26—Filed