Assignee
AREVA NP
FR46 patents
Top patents by PatentIndex Score
US7971692B2Jul 5, 2011
Antiseismic pad, device for supporting a structure and use thereof
AREVA NP9 citations82
US7738620B2Jun 15, 2010
Method of manufacturing a fuel cladding tube for a nuclear reactor, and a tube obtained thereby
AREVA NP8 citations80
US8002314B2Aug 23, 2011
T-shaped pipefitting element pertaining to an auxiliary circuit of a nuclear reactor, connection piece
AREVA NP7 citations70
US10354767B2Jul 16, 2019
Methods for simulating the flow of a fluid in a vessel of a nuclear reactor and for calculating the mechanical deformation of assemblies of a nuclear reactor core, and associated computer program products
AREVA NP3 citations60
US10690249B2Jun 23, 2020
Active surface for a packing seal intended for a shaft sealing system
AREVA NP2 citations59
US9903473B2Feb 27, 2018
Method for carrying out emergent shaft sealing for reactor coolant pump and shaft sealing assembly
AREVA NP2 citations58
US7856076B2Dec 21, 2010
Terminal end-piece for a fuel assembly having a nose for orienting the flow of coolant fluid and corresponding assembly
AREVA NP4 citations56
US9731942B2Aug 15, 2017
Secured gripping system
AREVA NP2 citations55
US7577229B2Aug 18, 2009
Method for limiting the maintenance loads applied to a fuel assembly of a nuclear reactor and fuel assembly
AREVA NP6 citations52
US9914986B2Mar 13, 2018
Method for producing, from a preform made of austenitic stainless steel with a low carbon content, a wear-resistant and corrosion-resistant cladding for a nuclear reactor, corresponding cladding and corresponding control cluster
AREVA NP0 citations51
US7929657B2Apr 19, 2011
Pressurised water nuclear reactor vessel
AREVA NP4 citations50
US8342913B2Jan 1, 2013
Orbital apparatus for machining a revolution metallic wall
AREVA NP0 citations49
US7844025B2Nov 30, 2010
Fuel assembly for a pressurized water nuclear reactor containing plutonium-free enriched uranium
AREVA NP3 citations49
US7692114B2Apr 6, 2010
Method and device for producing an internal thread by automatically machining in a bore
AREVA NP0 citations49
US10113867B2Oct 30, 2018
Device and method for three-dimensional reconstruction of a scene by image analysis
AREVA NP1 citations45
US9903828B2Feb 27, 2018
Photothermal examination method and corresponding examination unit
AREVA NP1 citations45
US9541529B2Jan 10, 2017
Ultrasonic probe for examining an object with ultrasound and corresponding examination method
AREVA NP1 citations45
US10431344B2Oct 1, 2019
Assembly with a tube locking device, and associated maintenance method
AREVA NP0 citations44
US10641480B2May 5, 2020
Vibration-inhibiting bar for a steam generator tube bundle
AREVA NP1 citations43
US10625300B2Apr 21, 2020
Method for thermochemically treating a part while masking a portion and corresponding mask
AREVA NP0 citations43
US9889467B2Feb 13, 2018
Method for thermochemically treating a part while masking a portion and corresponding mask
AREVA NP0 citations43
US9887017B2Feb 6, 2018
Nuclear facility comprising an anchor device
AREVA NP1 citations43
US7905017B2Mar 15, 2011
Method for repairing guide rails of an assembly radially maintaining a support plate of a pressurized water nuclear reactor core
AREVA NP1 citations42
US10421163B2Sep 24, 2019
Assembly for inserting a thermocouple into a tubular pipe and corresponding method
AREVA NP0 citations41
US10242758B2Mar 26, 2019
Method of operating a pressurized-water nuclear reactor allowing same to pass from a plutonium equilibrium cycle to a uranium equilibrium cycle and corresponding nuclear fuel assembly
AREVA NP0 citations41
US9947422B2Apr 17, 2018
Control method for a pressurized water nuclear reactor
AREVA NP0 citations39
US10221948B2Mar 5, 2019
Active surface for a packing seal intended for a shaft sealing system
AREVA NP0 citations38
US10841489B2Nov 17, 2020
Scene reconstruction by assembling images
AREVA NP0 citations36
US10242656B2Mar 26, 2019
Ultrasound transducer
AREVA NP0 citations35
US10847276B2Nov 24, 2020
Method for controlling a pressurized water nuclear reactor during stretchout
AREVA NP0 citations34
US8687760B2Apr 1, 2014
Method of determining at least one technological uncertainty factor for nuclear fuel elements, and corresponding methods of designing, fabricating, and inspecting nuclear fuel elements
AREVA NP0 citations32
US7804930B2Sep 28, 2010
Nuclear fuel assembly comprising a reinforcing mesh device and the use of one such device in a nuclear fuel assembly
AREVA NP0 citations31
US10498340B2Dec 3, 2019
Field programmable gate array comprising plurality of functional blocks, and control device for a power plant
AREVA NP0 citations30
US10354766B2Jul 16, 2019
Methods for simulating the flow of a fluid in a vessel of a nuclear reactor and for calculating the mechanical deformation of assemblies of a nuclear reactor core, and associated computer program products
AREVA NP0 citations28
US10706976B2Jul 7, 2020
Assembly for acting on the outer surface of a tube, and corresponding method
AREVA NP0 citations27
US10385974B2Aug 20, 2019
Passive shutdown sealing device for a system of shaft seals of a reactor coolant pump set
AREVA NP0 citations27
US10119181B2Nov 6, 2018
Treatment process for a zirconium alloy, zirconium alloy resulting from this process and parts of nuclear reactors made of this alloy
AREVA NP0 citations27
US9695969B2Jul 4, 2017
Assembly comprising a first conduit and a second conduit connected through a connecting device
AREVA NP0 citations27
US7896220B2Mar 1, 2011
Process for the repair of at least one connecting area between a partition plate and a tube plate of a water chamber of a heat exchanger
AREVA NP0 citations27
US9934879B2Apr 3, 2018
Fuel rod support insert for a nuclear fuel assembly spacer grid, spacer grid and nuclear fuel assembly
AREVA NP0 citations25
US9240252B2Jan 19, 2016
Assembly and method for injecting water containing a neurton-absorbing element to cool a nuclear reactor core in a crisis situation
AREVA NP0 citations25
US7982877B2Jul 19, 2011
Method for measuring the anisotropy in an element comprising at least one fissile material and a corresponding installation
AREVA NP0 citations25
US10112224B2Oct 30, 2018
Cladding tube for nuclear fuel rod, method and apparatus for manufacturing a cladding
AREVA NP0 citations23
US9772103B2Sep 26, 2017
Enhanced device for piercing plugs in a steam generator
AREVA NP0 citations21
US7668283B2Feb 23, 2010
Pressuriser for a pressurised water nuclear power station
AREVA NP0 citations21
US7971330B2Jul 5, 2011
Method of repairing a nuclear reactor vessel bottom head penetration
AREVA NP0 citations20