Title:
ネジ付きエレメントおよびそれを用いたネジ式管接続構造ならびにネジ付きエレメントの仕上げ方法
Document Type and Number:
Japanese Patent JP5294866
Kind Code:
B2
Abstract:
A tubular threaded element including a dry protective coating. The coating includes a solid matrix adhering to the substrate in which are dispersed particles of solid lubricants from at least two classes that are selected to exert a synergistic effect between themselves and with the constituents of the matrix, i.e. coating provides protection against corrosion and against galling of the threadings of threaded elements used in hydrocarbon wells.
Inventors:
Borde Lorrain
Jiro Loran
Pinel Eliet
Girl Eric
Jiro Loran
Pinel Eliet
Girl Eric
Application Number:
JP2008534908A
Publication Date:
September 18, 2013
Filing Date:
October 04, 2006
Export Citation:
Assignee:
VALLOUREC MANNESMANN OIL & GAS FRANCE
International Classes:
F16L15/04; C10M105/26; C10M107/04; C10M107/46; C10M109/00; C10M125/02; C10M125/18; C10M125/22; C10M143/06; C10M145/14; C10M147/02; C10M155/02; C10M173/00; C10M177/00; C10N10/04; C10N20/02; C10N30/00; C10N40/00; C10N50/02; C10N70/00; C10N80/00; F16B7/18; F16B35/00
Domestic Patent References:
| JP2004053013A | ||||
| JP2001065753A | ||||
| JP2002221288A | ||||
| JP2003042353A |
Attorney, Agent or Firm:
Yamato Tsutsui
Yoshitaka Kozuka
Akiko Tsutsui
Yoshitaka Kozuka
Akiko Tsutsui