BD

Benoit Duquesne

VF Vallourec Mannesmann Oil & Gas France: 6 patents #7 of 81Top 9%
Overall (All Time): #862,772 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8151461 Method for producing a threaded tubular connection sealed by radial expansion Eric Verger, Laurent Dubedout, Andrei Gregory Filippov, Scott A. Benzie 2012-04-10
8146960 Two hermetic threaded tubular joints Laurent Dubedout, Eric Verger 2012-04-03
8042842 Production by plastic expansion of a sealed tubular joint with inclined abutting surface(s) Laurent Dubedout, Eric Verger, Gregory Molins 2011-10-25
7980597 External protection for expandable threaded tubular connections Nicolas Breziat, Philippe Henaut 2011-07-19
7931311 Sealed tubular joint comprising local and initial added thickness(es) by means of plastic expansion Laurent Dubedout, Eric Verger 2011-04-26
7883120 Male element for a sealed threaded tubular connection Ludovic Fontaine, Gregory Molins 2011-02-08