Title:
TUBING HANGER
Document Type and Number:
WIPO Patent Application WO/2019/174094
Kind Code:
A1
Abstract:
Disclosed is a tubing hanger, which includes a tubing hanger body (1) , a metal sealing body (3) and a support ring (2), wherein the tubing hanger body (1) is provided with a first conical surface (10) matching one surface of the metal sealing body (3); the support ring (2) is provided with a second conical surface (11) matching the other surface of the metal sealing body (3); the metal sealing body (3) is in the form of a tube and has a rhombus-shaped cross-section (5); the rhombus-shaped cross-section (5) has a first side (51) matching the first conical surface (10), and a second side (52) matching the second conical surface (11); and the slopes of the first side (51) and the first conical surface (10) are different, and the slopes of the second side (52) and the second conical surface (11) are different.
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Inventors:
WU JIANYONG (CN)
SUN GUOAN (CN)
SUN JUCAI (CN)
SUN GUANGHUA (CN)
SUN GUOAN (CN)
SUN JUCAI (CN)
SUN GUANGHUA (CN)
Application Number:
PCT/CN2018/082793
Publication Date:
September 19, 2019
Filing Date:
April 12, 2018
Export Citation:
Assignee:
SUZHOU UNIQUE FLOW CONTROL TECH CO LTD (CN)
International Classes:
E21B33/04; E21B33/03; F16G15/08
Foreign References:
| CN106065947A | 2016-11-02 | |||
| CN206221653U | 2017-06-06 | |||
| CN103925363A | 2014-07-16 | |||
| CN103925363A | 2014-07-16 | |||
| CN203131025U | 2013-08-14 | |||
| CN203131025U | 2013-08-14 | |||
| CN201703726U | 2011-01-12 | |||
| CN108104760A | 2018-06-01 | |||
| DE10028503A1 | 2000-12-28 |
Attorney, Agent or Firm:
SUZHOU COMPASS PATENT AGENCY (SPECIAL GENERAL PARTNERSHIP) (CN)
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