EL

Emile Levallois

IP Institut Francais Du Petrole: 11 patents #141 of 1,676Top 9%
CO Coflexip: 1 patents #37 of 86Top 45%
📍 Courbevoie, FR: #14 of 549 inventorsTop 3%
Overall (All Time): #428,409 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
5855742 Decoking process and device Daniel Lumbroso 1999-01-05
5494067 Device for regulating and damping a multiphase flow 1996-02-27
5460193 Method and device for cleaning the walls of a container Alain Delmas 1995-10-24
5421357 Process for optimizing a device for regulating and damping a multiphase flow and device obtained with the process 1995-06-06
5393202 Process and device for optimizing the transfer by pumping of multiphase effluents 1995-02-28
5377714 Device and method for transferring a multiphase type effluent in a single pipe Jean-Francois Giannesini 1995-01-03
4789970 Method and device for positioning an element using ultrasonic sensors 1988-12-06
4619762 Devices for recovering polymetal compounds discharged from a submarine hydrothermal source Jacques Delacour, Patrick Antier, Francois-Xavier Saint Martin 1986-10-28
4591293 Method and device for placing in a determined relative position two elements submerged in a conducting liquid medium Rene Szabo, Jean Clot, Daniel Esteve 1986-05-27
4579480 Remotely controllable handling device for submerged structures, particularly for connecting underwater pipes Rene Szabo, Alain Bonneau 1986-04-01
4533526 Process for recovering polymetal compounds discharged from a submarine hydrothermal source and devices for carrying out the same Jacques Delacour, Patrick Antier, Francois-Xavier Saint Martin 1985-08-06
4468155 Method and device for placing in a determined relative position two elements submerged in a conducting liquid medium Rene Szabo, Jean Clot, Daniel Esteve 1984-08-28