ClassID:

200094

G21C3/30 - CPC Classification

Classification description:

Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements Assemblies of a number of fuel elements in the form of a rigid unit

Sub-classes:
Recent Application in this class:
#1
20250022622
2025-01-16

Fission Reactor with Segmented Cladding Bodies Having Cladding Arms with Involute Curve Shape

#2
20240266077
2024-08-08

FUNCTIONALLY GRADED LATTICE CERMET FUEL STRUCTURE WITH SHAPE CORRESPONDING TO A MATHEMATICALLY-BASED PERIODIC SOLID, PARTICULARLY FOR NUCLEAR THERMAL PROPULSION APPLICATIONS

#3
20240038406
2024-02-01

Functionally graded lattice cermet fuel structure with shape corresponding to a mathematically-based periodic solid, particularly for nuclear thermal propulsion applications

#4
20240038405
2024-02-01

Functionally graded lattice cermet fuel structure with shape corresponding to a mathematically-based periodic solid, particularly for nuclear thermal propulsion applications

#5
20220351870
2022-11-03

Functionally graded lattice cermet fuel structure with shape corresponding to a mathematically-based periodic solid, particularly for nuclear thermal propulsion

#6
20220139576
2022-05-05

Fission reactor with segmented cladding bodies having cladding arms with involute curve shape

#7
20210210221
2021-07-08

Control rod drive system for nuclear reactor

#8
20200365290
2020-11-19

Functionally graded lattice cermet fuel structure with shape corresponding to a mathematically-based periodic solid, particularly for nuclear thermal propulsion applications

#9
20200343007
2020-10-29

Nuclear fuel assembly having a filter for retention of foreign objects in the coolant

#10
20190019585
2019-01-17

Mitigation assembly for nuclear reactor comprising a removable sealing plug

#11
20180226160
2018-08-09

Fuel assembly, core design method and fuel assembly design method of light-water reactor

#12
20180144835
2018-05-24

Moving an entire nuclear reactor core as a unitary structure

#13
20180122522
2018-05-03

Core of boiling water reactor

#14
20160225468
2016-08-04

Fuel rod cladding, fuel rod and fuel assembly

#15
20160180972
2016-06-23

Nuclear fuel assembly support feature

#16
20160055923
2016-02-25

Fuel channel for a nuclear power boiling water reactor

#17
20160049210
2016-02-18

Modular transportable nuclear generator

#18
20150354030
2015-12-10

Treatment process for a zirconium alloy, zirconium alloy resulting from this process and parts of nuclear reactors made of this alloy

#19
20150310946
2015-10-29

Determination of positions of fuel assembly elements

#20
20150170766
2015-06-18

Nuclear fuel core, nuclear fuel cartridge, and methods of fueling and/or defueling a nuclear reactor

#21
20130302639
2013-11-14

Zirconium alloy for improving resistance to oxidation at very high temperature and fabrication method thereof

#22
20130114781
2013-05-09

FULLY CERAMIC MICROENCAPSULATED REPLACEMENT FUEL ASSEMBLIES FOR LIGHT WATER REACTORS

#23
20130077732
2013-03-28

Bundle retention clip, fuel assembly including the same, and method of assembling fuel assembly

#24
20120207262
2012-08-16

Debris exclusion and retention device for a fuel assembly

#25
20110164719
2011-07-07

NUCLEAR FUEL ASSEMBLY DEBRIS FILTER BOTTOM NOZZLE

#26
20100296620
2010-11-25

High power density liquid-cooled pebble-channel nuclear reactor

#27
20100067644
2010-03-18

Thorium-based nuclear reactor and method

#28
20060227924
2006-10-12

High heat flux rate nuclear fuel cladding and other nuclear reactor components

#29
16720696
2020-09-15

Thorium fuel rod structure and assembly

#30
16720339
2020-10-13

Thorium fuel rod structure and assembly

#31
16554734
2020-07-21

Thorium fuel rod structure and assembly