Title:
CONNECTION DEVICE FOR TUBULAR ELEMENTS
Document Type and Number:
WIPO Patent Application WO/2022/263218
Kind Code:
A1
Abstract:
The invention relates to a connection device (1) comprising a first tubular element (3), a second tubular element (2) and a coupling sleeve (4) for connecting the first tubular element (3) to the second tubular element (2); the first male portion (6) of the first tubular element (3) comprising a free end which comprises an annular sealing lip (16), the sealing lip (16) being configured to cover an outer sealing surface (14) of the second tubular element (2), the sealing lip (16) having an outer periphery (17) on which an outer thread (12) is formed.
Inventors:
HAYAKAWA RYUNOSUKE (JP)
VILLERT SÉBASTIEN (FR)
VILLERT SÉBASTIEN (FR)
Application Number:
PCT/EP2022/065304
Publication Date:
December 22, 2022
Filing Date:
June 06, 2022
Export Citation:
Assignee:
VALLOUREC OIL & GAS FRANCE (FR)
NIPPON STEEL CORP (JP)
NIPPON STEEL CORP (JP)
International Classes:
E21B17/042; F16L15/00; F16L15/06; F16L57/00
Foreign References:
| US3854760A | 1974-12-17 | |||
| US20120074692A1 | 2012-03-29 | |||
| US20060273586A1 | 2006-12-07 | |||
| FR3027649A1 | 2016-04-29 | |||
| US20120074692A1 | 2012-03-29 |
Attorney, Agent or Firm:
LOYER & ABELLO (FR)
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