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Class Information
Number: 976/DIG.60
Name: Nuclear technology > Reactor fuel elements and their assemblies; selection of substances for use as reactor fuel elements [g21c-3/00] > Assemblies of number of fuel elements in the form of a rigid unit [g21c-3/30] > Bundles of parallel pin-, rod-, or tube-shaped fuel elements [g21c-3/32] > Means to influence the coolant flow through or around the assembly [g21c-3/32b] *** (dig. 246 takes precedence)
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4926450 |
Fuel assembly |
May. 15, 1990 |
| 4913876 |
Nuclear reactor fuel assembly |
Apr. 3, 1990 |
| 4913875 |
Swirl vanes integral with spacer grid |
Apr. 3, 1990 |
| 4879090 |
Split vaned nuclear fuel assembly grid |
Nov. 7, 1989 |
| 4876063 |
Double-d water rod for 9 by 9 fuel bundle |
Oct. 24, 1989 |
| 4876062 |
Fuel assembly |
Oct. 24, 1989 |
| 4871510 |
Fuel assembly and reactor core |
Oct. 3, 1989 |
| 4863680 |
Fuel assembly |
Sep. 5, 1989 |
| 4849161 |
Debris-resistant fuel assembly |
Jul. 18, 1989 |
| 4844860 |
Support grid with integral vanes |
Jul. 4, 1989 |
| 4832905 |
Lower end fitting debris collector |
May. 23, 1989 |
| 4827063 |
Nuclear reactor fuel assembly |
May. 2, 1989 |
| 4826653 |
Fuel assembly with a water flow separated from the fuel rodsr |
May. 2, 1989 |
| 4818479 |
Nuclear reactor spacer grid and ductless core component |
Apr. 4, 1989 |
| 4818478 |
BWR fuel assembly mini-bundle having interior fuel rods of reduced diameter |
Apr. 4, 1989 |
| 4804516 |
Fuel assembly having anti-corrosion grids |
Feb. 14, 1989 |
| 4803044 |
Bwr assembly |
Feb. 7, 1989 |
| 4795608 |
Nuclear fuel assembly |
Jan. 3, 1989 |
| 4781885 |
Nuclear reactor fuel assembly |
Nov. 1, 1988 |
| 4777016 |
Fuel assembly |
Oct. 11, 1988 |
| 4775510 |
Nuclear fuel assembly hollow flow deflector |
Oct. 4, 1988 |
| 4762676 |
Top nozzle adapter plate with fuel rod capture grid having pressure drop adjusting means |
Aug. 9, 1988 |
| 4759912 |
BWR fuel assembly having hybrid fuel design |
Jul. 26, 1988 |
| 4758403 |
Grid with mixing fins for a nuclear fuel assembly |
Jul. 19, 1988 |
| 4755348 |
Cooled water rod (LOCA conditions) |
Jul. 5, 1988 |
| 4753774 |
Orificing of water cross inlet in BWR fuel assembly |
Jun. 28, 1988 |
| 4749543 |
Axially shaped channel and integral flow trippers |
Jun. 7, 1988 |
| 4738819 |
Boiling water nuclear reactor fuel assembly with cross-flow elimination at upper spacer locations |
Apr. 19, 1988 |
| 4728489 |
Support grid with integral vanes |
Mar. 1, 1988 |
| 4728490 |
Fuel rod spacer with perimeter scoops for diverting liquid coolant flow |
Mar. 1, 1988 |
| 4726926 |
Mixing grid |
Feb. 23, 1988 |
| 4725403 |
Box-type flow deflector for nuclear fuel grid |
Feb. 16, 1988 |
| 4716011 |
BWR fuel assembly bottom nozzle with one-way coolant flow valve |
Dec. 29, 1987 |
| 4708846 |
BWR critical-power-enhancing water rod (85-EN-3) |
Nov. 24, 1987 |
| 4698204 |
Intermediate flow mixing nonsupport grid for BWR fuel assembly |
Oct. 6, 1987 |
| 4692302 |
Coolant flow mixer grid for a nuclear reactor fuel assembly |
Sep. 8, 1987 |
| 4678631 |
Boiling water nuclear reactor fuel assembly |
Jul. 7, 1987 |
| 4675154 |
Nuclear fuel assembly with large coolant conducting tube |
Jun. 23, 1987 |
| 4666664 |
Coolant flow paths within a nuclear fuel assembly |
May. 19, 1987 |
| 4656000 |
Nuclear reactor |
Apr. 7, 1987 |
| 4654193 |
Fuel assembly for fast reactors |
Mar. 31, 1987 |
| 4652425 |
Bottom grid mounted debris trap for a fuel assembly |
Mar. 24, 1987 |
| 4649021 |
BWR fuel assembly with water flow mixing chamber at fuel bundle/water cross entrance |
Mar. 10, 1987 |
| 4626405 |
Cruciform skeleton and water cross for a BWR fuel assembly |
Dec. 2, 1986 |
| 4588549 |
Automatic coolant flow control device for a nuclear reactor assembly |
May. 13, 1986 |
| 4576786 |
Partial grid for a nuclear reactor fuel assembly |
Mar. 18, 1986 |
| 4560532 |
Nuclear fuel assembly |
Dec. 24, 1985 |
| 4547334 |
Low exchange element for nuclear reactor |
Oct. 15, 1985 |
| 4526745 |
Fuel assembly with a water flow separated from the fuel rods |
Jul. 2, 1985 |
| 4505877 |
Device for regulating the flow of a fluid |
Mar. 19, 1985 |
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