The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 06, 2018
Filed:
Dec. 05, 2014
Vallourec Oil and Gas France, Aulnoye-Aymeries, FR;
Nippon Steel & Sumitomo Metal Corporation, Chiyoda-ku, JP;
Pierre Martin, Marly, FR;
Guillaume Porquer, Valenciennes, FR;
VALLOUREC OIL AND GAS FRANCE, Aulnoye-Aymeries, FR;
NIPPON STEEL & SUMITOMO METAL CORPORATION, Chiyoda-ku, JP;
Abstract
An assembly for producing a threaded connection, including tubular components provided with continuous threaded zones, in the form of helixes each provided with a first and a second taper generatrix, each of the threaded zones defining a thread profile, viewed in a longitudinal section passing through the axis of revolution, provided with load flanks, stabbing flanks, thread crests, and thread roots, wherein the height of the threads of the first threaded zones and the height of the threads of the second threaded zones are each in the range 1 mm to 2.5 mm, and the angle of the load flanks of the first and second threaded zones with the normal to the axis of revolution is in the range 1 to 20 degrees, and the angle of the stabbing flanks of the first and second threaded zones with the normal to the axis of revolution is in the range 3 to 25 degrees.