Patent assignee · FR · COMPANY

FRAMATOME

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567Patents
108Active
567Granted
48Portfolio score

Filing activity: Jun 13, 1978 → Jan 11, 2023

Most-cited patents

PatentTitleAreaCited byStatus
US4827594A Process for lining a peripheral tube of a steam generator Emerging Cross-Sectional Technologies 104 Expired
US4868649A Apparatus for the televisual monitoring of an arc welding operation Electricity 91 Expired
US4881678A Process for the remote-controlled semi-automatic welding of two rotationally symmetrical components Emerging Cross-Sectional Technologies 84 Expired
US5062965A Filtration apparatus comprising an ultrasonic cleaning device and corresponding cleaning process Performing Operations; Transporting 66 Expired
US5248008A Self-traveling robotic vehicle with inclinable propulsion units Performing Operations; Transporting 55 Expired
US5182076A Method for monitoring the emplacement of a transportable element and the tightness of its joint with a fixed structure, and the use of this method Emerging Cross-Sectional Technologies 51 Expired
US4424769A Process and apparatus for removal of the sludge deposits on the tube sheet of a steam generator Mechanical Engineering; Lighting; Heating 51 Expired
US5403460A Method and apparatus for nickel electro-plating Chemistry; Metallurgy 44 Expired
US4462956A Apparatus for partitioning off the core of a nuclear reactor with removable elements Emerging Cross-Sectional Technologies 41 Expired
US5454267A Multi-element ultrasonic probe for electronic scanning Physics 33 Expired
US5183629A Additional grid for a nuclear reactor fuel assembly, and assembly comprising an application thereof Emerging Cross-Sectional Technologies 32 Expired
US4374801A Method of handling fuel assemblies and rods when reloading a nuclear reactor Emerging Cross-Sectional Technologies 30 Expired
US6033493A Process for coating a passivatable metal or alloy substrate with an oxide layer, and fuel assembly cladding and guide tubes and spacer grid coated with an oxide layer Chemistry; Metallurgy 27 Expired
US5135710A Filtration plate associated with a lower connector of a fuel assembly of a nuclear reactor Emerging Cross-Sectional Technologies 27 Expired
US4765946A Intrinsically safe emergency cooling device for a pressurized-water nuclear reactor Emerging Cross-Sectional Technologies 27 Expired
US4938921A Method of manufacturing a zirconium-based alloy tube for a nuclear fuel element sheath and tube thereof Emerging Cross-Sectional Technologies 27 Expired
US5227125A Tool for handling a cluster of rods of consumable poison Emerging Cross-Sectional Technologies 26 Expired
US5256852A Process and device for laser working with remote control Emerging Cross-Sectional Technologies 25 Expired
US4420457A Fuel assembly Emerging Cross-Sectional Technologies 25 Expired
US5373541A Nuclear fuel rod and method of manufacturing the cladding of such a rod Emerging Cross-Sectional Technologies 25 Expired
US4244616A Tool for exchanging and transporting irradiation capsules of a nuclear reactor Emerging Cross-Sectional Technologies 24 Expired
US5006268A Device for laser welding inside a tubular element Performing Operations; Transporting 24 Expired
US5443201A Method and device for repairing a defective zone of the wall of a metal part and in particular of a tubular part Performing Operations; Transporting 24 Expired
US4916282A Device for cutting the wall of the tubular piece by electrical discharge machining Mechanical Engineering; Lighting; Heating 23 Expired
US5940464A Tube for a nuclear fuel assembly, and method for making same Emerging Cross-Sectional Technologies 23 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.