Method for producing tubular component provided with...

Metal working – Method of mechanical manufacture – With testing or indicating

Reexamination Certificate

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C029S407050, C029S407090, C285S093000, C138S104000

Reexamination Certificate

active

07874054

ABSTRACT:
A method for producing a tubular component, in which, after machining successively respective threaded elements at both ends of the tubular component, a second orientation gauge is screwed onto the second threaded element to check whether a mark on the gauge comes into alignment with an orientation mark that has been drawn on the component, after the first element has been machined and a first orientation gauge has been screwed onto the first element in axial alignment with a mark provided on this gauge. If not, the machining of the second element is repeated with parameters varied accordingly. Such a method may find particular application to the drilling and operation of hydrocarbon wells.

REFERENCES:
patent: 4127927 (1978-12-01), Hauk et al.
patent: 4962579 (1990-10-01), Moyer et al.
patent: 5233742 (1993-08-01), Gray et al.
patent: 5307549 (1994-05-01), Tsutsumi et al.
patent: 6363598 (2002-04-01), Staudt et al.
patent: 2005/0072483 (2005-04-01), Rioufol et al.
patent: 1 382 793 (2004-01-01), None
patent: 2 559 580 (1985-08-01), None

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