Title:
乾燥保護コーティングを備えた管状ねじ山付き要素
Document Type and Number:
Japanese Patent JP5295219
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 there are dispersed particles of at least one solid lubricant belonging to one and the same class. The solid matrix is lubricating and has a rheological behavior of plastic or viscoplastic type. The coating protects the threadings of the threaded elements, used for example in hydrocarbon wells, from corrosion and galling.
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Inventors:
Borde Lorrain
Jiro Loran
Pinel Eliette
Girl Eric
Jiro Loran
Pinel Eliette
Girl Eric
Application Number:
JP2010502540A
Publication Date:
September 18, 2013
Filing Date:
April 13, 2007
Export Citation:
Assignee:
VALLOUREC MANNESMANN OIL & GAS FRANCE
International Classes:
F16B33/06; C10M107/04; C10M109/00; C10M125/02; C10M125/22; C10M129/40; C10M135/10; C10M143/06; C10M145/14; C10M147/02; C10M149/18; C10M155/02; C10N10/04; C10N20/02; C10N30/06; C10N30/12; C10N40/00
Domestic Patent References:
| JP2004053013A | ||||
| JP10288214A | ||||
| JP10338824A | ||||
| JP2001065753A | ||||
| JP2003042353A | ||||
| JP2002221288A |
Attorney, Agent or Firm:
Yamato Tsutsui
Yoshitaka Kozuka
Akiko Tsutsui
Yoshitaka Kozuka
Akiko Tsutsui