ClassID:

200093

G21C3/28 - CPC Classification

Classification description:

Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements; Fuel elements with fissile or breeder material in solid form within a non-active casing

Recent Application in this class:
#1
20260135010
2026-05-14

Nuclear Reactor Assemblies, Nuclear Reactor Target Assemblies, and Nuclear Reactor Methods

#2
20250149196
2025-05-08

Nuclear Reactor Loading System and Methods of use Thereof

#3
20240404714
2024-12-05

PLATE-SHAPED NUCLEAR FUEL ELEMENT AND METHOD OF MANUFACTURING THE SAME

#4
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

#5
20240153652
2024-05-09

Core of Fast Reactor and Method of Operating Fast Reactor

#6
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

#7
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

#8
20230170104
2023-06-01

Process for rapid processing of SiC and graphitic matrix TRISO-bearing pebble fuels

#9
20220351870
2022-11-03

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

#10
20220277865
2022-09-01

Nuclear Reactor Assemblies, Nuclear Reactor Target Assemblies, and Nuclear Reactor Methods

#11
20220246314
2022-08-04

210Pb and 227Ac Precursor Isotopes in Radioisotope Power Systems

#12
20210407696
2021-12-30

NUCLEAR FUEL FOR ISOTOPE EXTRACTION

#13
20210391092
2021-12-16

Fuel design and shielding design for radioisotope thermoelectric generators

#14
20210375493
2021-12-02

High temperature gas-cooled reactor core

#15
20210287811
2021-09-16

Fast reactor with primary and backup control rods

#16
20210210235
2021-07-08

Process for rapid processing of SiC and graphitic matrix triso-bearing pebble fuels

#17
20210202116
2021-07-01

Nuclear fuel elements including protective structures, and related method of forming a nuclear fuel element

#18
20210125735
2021-04-29

Reactor fuel pellets with thermally-conductive inserts, and related reactor fuel pellet arrangements

#19
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

#20
20200312475
2020-10-01

Nuclear reactor irradiation systems and methods

#21
20200203028
2020-06-25

Additive manufacturing technique for placing nuclear reactor fuel within fibers

#22
20200176136
2020-06-04

Nuclear fuel pebble and method of manufacturing the same

#23
20200027582
2020-01-23

Nuclear fuel pebble and method of manufacturing the same

#24
20200027576
2020-01-23

Fuel assembly

#25
20190139653
2019-05-09

Fuel assembly

#26
20180286528
2018-10-04

Nuclear reactor assemblies, nuclear reactor target assemblies, and nuclear reactor methods

#27
20180268948
2018-09-20

Thermal-neutron reactor core and design method for thermal-neutron reactor core

#28
20180130562
2018-05-10

Alloys for inert matrix fuel compositions, and methods of making the same

#29
20170372803
2017-12-28

Nuclear fuel pebble and method of manufacturing the same

#30
20170287577
2017-10-05

Process for rapid processing of SiC and graphitic matrix TRISO-bearing pebble fuels

#31
20170287575
2017-10-05

Fully ceramic microencapsulated fuel fabricated with burnable poison as sintering aid

#32
20170213604
2017-07-27

Additive manufacturing technique for placing nuclear reactor fuel within fibers

#33
20170040069
2017-02-09

Dispersion ceramic micro-encapsulated (DCM) nuclear fuel and related methods

#34
20160247583
2016-08-25

Nuclear fuel pebble and method of manufacturing the same

#35
20160247582
2016-08-25

Nuclear fuel pebble and method of manufacturing the same

#36
20160035441
2016-02-04

Fuel assembly

#37
20150348654
2015-12-03

Organically Cooled Nuclear Reactor for Enhanced Economics and Safety

#38
20140334595
2014-11-13

Fuel assembly

#39
20120294403
2012-11-22

Methods and apparatus for suppressing tritium permeation during tritium production

#40
20110255651
2011-10-20

Nuclear reactor (alternatives), fuel assembly of seed-blanket subassemblies for nuclear reactor (alternatives), and fuel element for fuel assembly

#41
20100296621
2010-11-25

Method of manufacturing nuclear fuel elements and a container for implementing such a method

#42
20090268860
2009-10-29

Process for accelerating the breeding and conversion of fissile fuel in nuclear reactors

#43
20090252283
2009-10-08

Nuclear fission reactor fuel assembly adapted to permit expansion of the nuclear fuel contained therein

#44
20090252278
2009-10-08

Nuclear reactor (alternatives), fuel assembly of seed-blanket subassemblies for nuclear reactor (alternatives), and fuel element for fuel assembly

#45
20090041176
2009-02-12

Spring mounting device for nuclear fuel rod

#46
20090034675
2009-02-05

FUEL ASSEMBLY OF PRESSURIZED WATER REACTOR AND METHOD OF DESIGNING FUEL ASSEMBLY

#47
20070253522
2007-11-01

Single Plaiting Nuclear Fuel and Method for the Production Thereof

#48
20060210011
2006-09-21

High temperature gas-cooled fast reactor