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1. WO2020195621 - THREADED COUPLING FOR STEEL PIPE

Publication Number WO/2020/195621
Publication Date 01.10.2020
International Application No. PCT/JP2020/009003
International Filing Date 03.03.2020
IPC
F16L 15/04 2006.01
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
15Screw-threaded joints; Forms of screw-threads for such joints
04with additional sealings
Applicants
  • 日本製鉄株式会社 NIPPON STEEL CORPORATION [JP]/[JP]
Inventors
  • 岩本 理彦 IWAMOTO, Michihiko
  • 豊田 侑助 TOYOTA, Yusuke
  • 神地 康弘 KOCHI, Yasuhiro
Agents
  • 上羽 秀敏 UEBA, Hidetoshi
Priority Data
2019-06059027.03.2019JP
Publication Language Japanese (JA)
Filing Language Japanese (JA)
Designated States
Title
(EN) THREADED COUPLING FOR STEEL PIPE
(FR) RACCORD FILETÉ POUR TUYAU EN ACIER
(JA) 鋼管用ねじ継手
Abstract
(EN)
Provided is a threaded coupling for a steel pipe, which can be quickly and properly fastened. This threaded coupling comprises a steel pipe 20m, a steel pipe 20f, and a coupling 50 for fastening the steel pipes 20m and 20f to each other. The respective pipe main bodies 21m and 21f of the steel pipes 20m and 20f include an annular marking groove 23m and 23f formed on the outer circumference of the pipe main body 21m and 21f.
(FR)
L'invention concerne un raccord fileté pour un tuyau en acier, qui peut être fixé rapidement et correctement. Ce raccord fileté comprend un tuyau en acier 20m, un tuyau en acier 20f, et un raccord 50 pour fixer les tuyaux en acier 20m et 20f l'un à l'autre. Les corps principaux de tuyau respectifs 21m et 21f des tuyaux en acier 20m et 20f comprennent une rainure de marquage annulaire 23m et 23f formée sur la circonférence externe du corps principal de tuyau 21m et 21f.
(JA)
迅速かつ適正に締結が可能な鋼管用ねじ継手を提供する。ねじ継手は、鋼管20mと、鋼管20fと、鋼管20m,20fを互いに連結するためのカップリング50とを備える。鋼管20m,20fの管本体21m,21fは、それぞれ、管本体21m,21fの外周に形成される環状のマーキング溝23m,23fを含む。
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