Assignee
SAIPEM SA
FR82 patents
Top patents by PatentIndex Score
US6854930B2Feb 15, 2005
Underwater pipeline connection joined to a riser
SAIPEM SA61 citations95
US7722085B2May 25, 2010
Undersea pipe including an internal liner
SAIPEM SA27 citations92
US7938148B2May 10, 2011
Method of thermally insulating coaxial pipes with a particulate insulating material
SAIPEM SA64 citations90
US7367398B2May 6, 2008
Device for heating and thermally insulating at least one undersea pipeline
SAIPEM SA28 citations89
US7025535B2Apr 11, 2006
Seafloor/surface connecting installation for a submarine pipeline which is connected to a riser by means of at least one elbow pipe element that is supported by a base
SAIPEM SA31 citations89
US6524152B1Feb 25, 2003
Bottom to surface link system comprising a submarine pipe assembled to at least one float
SAIPEM SA23 citations84
US8366351B2Feb 5, 2013
Method of making an undersea pipe including anticorrosion linings and welds
SAIPEM SA9 citations83
US7896033B2Mar 1, 2011
Device for thermal insulation of at least a submarine pipeline comprising a phase-change material confined in jackets
SAIPEM SA16 citations83
US7882794B2Feb 8, 2011
Buoyancy device and method for stabilizing and controlling lowering or raising of a structure between the surface and the sea floor
SAIPEM SA12 citations83
US7722088B2May 25, 2010
Light and reinforced undersea coaxial pipe element
SAIPEM SA13 citations83
US7011244B2Mar 14, 2006
Centering insert and a method of assembling and welding together two pipe elements
SAIPEM SA16 citations83
US7854241B2Dec 21, 2010
Metal-clad insulating complex for a pipe
SAIPEM SA8 citations82
US7686539B2Mar 30, 2010
Water movement damper device
SAIPEM SA33 citations82
US7320770B2Jan 22, 2008
Method for making a quasi-incompressible phase-change material, shear-thinned and with low heat conductivity
SAIPEM SA11 citations82
US8342777B2Jan 1, 2013
Floating support including a turret fitted with a disconnectable buoy for mooring bottom-to-surface connection pipes and method
SAIPEM SA9 citations80
US7069957B2Jul 4, 2006
Thermal insulation device for at least one underwater pipe compressing sealed partitions
SAIPEM SA11 citations80
US6712559B2Mar 30, 2004
Seafloor-surface linking device comprising a stabilizing element
SAIPEM SA25 citations80
US8347801B2Jan 8, 2013
Floating support for oil production fitted with pack ice destruction devices, and an associated method
SAIPEM SA15 citations79
US8042399B2Oct 25, 2011
Method and a device for inspecting a pipe connection weld by an ultrasound probe
SAIPEM SA19 citations79
US7404695B2Jul 29, 2008
Seafloor-surface connecting installation of a submarine pipeline installed at great depth
SAIPEM SA20 citations78
US10487806B2Nov 26, 2019
Device and a ship for maintaining an offshore wind turbine
SAIPEM SA9 citations77
US7677837B2Mar 16, 2010
Device for transferring fluid between two floating supports
SAIPEM SA12 citations76
US10658785B2May 19, 2020
Method for connecting cables of a pipeline unit section to be vertically joined to a subsea pipeline for transporting fluids
SAIPEM SA2 citations72
US7946790B2May 24, 2011
Installation comprising at least two bottom-surface connections for at least two undersea pipes resting on the sea bottom
SAIPEM SA11 citations72
US11241820B2Feb 8, 2022
Machine and method for simultaneously laying cables in a helix on the outer surface of a unit element of a fluid transport duct
SAIPEM SA2 citations70
US10704727B2Jul 7, 2020
Electrical installation for an electric trace heating system for a metal pipe for transporting fluids and electric trace heating method for such a pipe
SAIPEM SA3 citations70
US11441719B2Sep 13, 2022
Method and device for induction heating of an inner pipe of an assembly of coaxial pipes
SAIPEM SA3 citations69
US11338526B2May 24, 2022
Method for assembling thermoplastic tubes by induction welding
SAIPEM SA3 citations69
US10488296B2Nov 26, 2019
Method of determining stress variations over time in an undersea pipe for transporting fluids
SAIPEM SA2 citations69
US7793992B2Sep 14, 2010
Junction part for coaxial pipe elements, and a method of joining together coaxial pipe elements
SAIPEM SA10 citations69
US10562235B2Feb 18, 2020
Method for assembling tubular joining sleeve and a conduit lining tube by laser welding
SAIPEM SA3 citations68
US10486367B2Nov 26, 2019
Device and method for installing a tubular joint sleeve for a pipe comprising an inner lining
SAIPEM SA2 citations68
US11828153B2Nov 28, 2023
Facility and method for underwater disposal of the water produced during underwater production of hydrocarbons at great depths
SAIPEM SA3 citations67
US11383799B2Jul 12, 2022
Floating support structure for offshore wind turbine and method for installing a wind turbine provided with such a support structure
SAIPEM SA6 citations66
US10107549B2Oct 23, 2018
Method for liquefying a natural gas, including a phase change
SAIPEM SA4 citations65
US10816123B2Oct 27, 2020
Station for heating fluids flowing through a network of submarine pipelines
SAIPEM SA2 citations64
US7402001B2Jul 22, 2008
Seafloor-surface coupling device
SAIPEM SA8 citations64
US12313202B2May 27, 2025
Method and system for direct electric heating of a double-walled pipe for transporting fluids
SAIPEM SA1 citations63
US12270493B2Apr 8, 2025
Method for producing a steel underwater pipe that is able to carry a corrosive fluid
SAIPEM SA0 citations62
US12123522B2Oct 22, 2024
Method for producing a steel underwater pipe that is able to carry a corrosive fluid
SAIPEM SA0 citations62
US10711935B2Jul 14, 2020
Method for managing the heating of fluids flowing through a network of submarine pipelines
SAIPEM SA3 citations62
US10245530B2Apr 2, 2019
Modular plant and process for liquid/gas separation, in particular for liquid and gaseous phases of a crude oil
SAIPEM SA1 citations62
US10197195B2Feb 5, 2019
Anti-slide device for the self-centering of an inner tube inside an outer tube of an element of unit length of a subsea pipeline for transporting fluids
SAIPEM SA1 citations62
US8348552B2Jan 8, 2013
Floating support comprising a device for the retention and securing of a subsea pipe
SAIPEM SA2 citations62
US7189029B2Mar 13, 2007
Multi-catenary type rising column
SAIPEM SA3 citations62
US12280456B2Apr 22, 2025
Method for joining elements of underwater pipe for transporting fluids
SAIPEM SA0 citations59
US12280455B2Apr 22, 2025
Tower for joining elements of underwater pipe for transporting fluids
SAIPEM SA0 citations59
US12179294B2Dec 31, 2024
Device and method for joining elements of underwater pipe for transporting fluids
SAIPEM SA0 citations59
US10994812B2May 4, 2021
Device for coupling two boats
SAIPEM SA4 citations59
US10648607B2May 12, 2020
Process for lining a steel pipe for the subsea transport of fluids
SAIPEM SA2 citations58
Showing the top 50 of 82 patents by PatentIndex Score.