XL

Xavier Longaygue

IP Institut Francais Du Petrole: 8 patents #202 of 1,676Top 15%
CO Coflexip: 1 patents #37 of 86Top 45%
US Usinor: 1 patents #68 of 185Top 40%
📍 Villepreux, FR: #11 of 114 inventorsTop 10%
Overall (All Time): #659,534 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
7442264 Method of using low alloy anticoking steels with an increased silicon and manganese content in refining and petrochemicals applications François Ropital 2008-10-28
7129471 Corrosion detecting device Didier Frot, Francoise Guillou 2006-10-31
6824672 Use of austenitic stainless steels in applications requiring anti-coking properties Philippe Lecour, François Ropital, Laurent Antoni 2004-11-30
6684617 Process allowing to increase the cracking corrosion resistance of a wire under stress Christian Boudou 2004-02-03
6444168 Apparatus comprising furnaces, reactors or conduits used in applications requiring anti-coking properties and novel steel compositions Philipe Lecour, François Ropital 2002-09-03
6408891 Flexible pipe for static use in a corrosive ambience Patrice Jung, Jose Mallen Herrero, Jean-Marc Leroy 2002-06-25
6235238 Apparatus comprising furnaces, reactors or conduits having internal walls comprising at least partly of a steel alloy Philippe Lecour, François Ropital 2001-05-22
6197131 Method for controlling the behavior of a steel in an H2S medium Martine Hourcade, Patrice Lefrancois 2001-03-06