LD

Laurent Dubedout

VF Vallourec Mannesmann Oil & Gas France: 4 patents #12 of 81Top 15%
Overall (All Time): #1,232,125 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8151461 Method for producing a threaded tubular connection sealed by radial expansion Eric Verger, Benoit Duquesne, Andrei Gregory Filippov, Scott A. Benzie 2012-04-10
8146960 Two hermetic threaded tubular joints Benoit Duquesne, Eric Verger 2012-04-03
8042842 Production by plastic expansion of a sealed tubular joint with inclined abutting surface(s) Benoit Duquesne, Eric Verger, Gregory Molins 2011-10-25
7931311 Sealed tubular joint comprising local and initial added thickness(es) by means of plastic expansion Benoit Duquesne, Eric Verger 2011-04-26