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Class Information
Number: 976/DIG.46
Name: Nuclear technology > Reactor fuel elements and their assemblies; selection of substances for use as reactor fuel elements [g21c-3/00] > Fuel elements [g21c-3/02] *** (manufacturing dig. 283) > Constructional details [g21c-3/04] > Casings; jackets; jacket materials [g21c-3/06] > End closures; means for tight mounting therefor [g21c-3/10]

Sub-classes under this class:

Class Number Class Name Patents
976/DIG.47 Flattened end-closures [g21c-3/10b] 0

Patents under this class:

Patent Number Title Of Patent Date Issued
5069865 Method of forming a gripper cavity in a fuel rod end plug Dec. 3, 1991
4971750 End stop for welding sealing plugs of nuclear fuel rods Nov. 20, 1990
4921663 End plug weld for nuclear fuel rod May. 1, 1990
4865804 Fuel rod end plug Sep. 12, 1989
4857691 Burnable absorber rod end plug welding apparatus and method Aug. 15, 1989
4857260 Apparatus for assembling and welding end plugs to nuclear fuel cladding tubes and inspecting the end plug welds on an automated basis Aug. 15, 1989
4770843 Controlling fuel assembly stability in a boiling water reactor Sep. 13, 1988
4729870 Fuel element for a nuclear reactor Mar. 8, 1988
4716018 End plug with truncated tapered leading end configuration Dec. 29, 1987
4679377 Apparatus for applying an end plug to an end of a fuel rod tube Jul. 14, 1987
4672791 Apparatus for applying an end plug to an end of a fuel rod tube Jun. 16, 1987
4662051 Apparatus for applying an end plug to an end of a fuel rod tube May. 5, 1987
4660270 Apparatus and method for applying an end plug to a fuel rod tube end Apr. 28, 1987
4659544 Unitary structure of tag gas capsule and end cap of nuclear fuel cladding tube Apr. 21, 1987
4641408 Plugger guide for aligning an end plug and a fuel rod tube end Feb. 10, 1987
4642217 Fuel rod for a nuclear reactor having an improved end plug assembly Feb. 10, 1987
4640407 End plug orientation device Feb. 3, 1987
4612159 Nuclear fuel element and process for fabricating the same Sep. 16, 1986
4587094 Fuel rod assembly for a nuclear reactor May. 6, 1986
4548347 Automated fuel pin loading system Oct. 22, 1985
4542267 Automated closure system for nuclear reactor fuel assemblies Sep. 17, 1985
4480171 Gas tungsten arc welder with electrode grinder Oct. 30, 1984
4188521 Apparatus for welding an end plug in a nuclear fuel tube Feb. 12, 1980
4103813 Sealing of controlled-atmosphere containers by magnewelding Aug. 1, 1978
4097712 Method of joining nuclear fuel rod end caps and nuclear fuel rod cladding tubes Jun. 27, 1978
4075454 Process and apparatus for sealing nuclear reactor fuel Feb. 21, 1978
4046631 Plugs Sep. 6, 1977
4022661 Fuel rod support means May. 10, 1977
4020673 Fuel rod pressurization May. 3, 1977
4003788 Nuclear fuel elements sealed by electric welding Jan. 18, 1977
3949460 Method of manufacturing nuclear fuel elements Apr. 13, 1976

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