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Class Information
Number: 976/DIG.259
Name: Nuclear technology > Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor (e.g., within its pressure vessel) [g21c-19/00] > Arrangements for introducing object into the pressure vessel; arrangements for handling objects within the pressure vessel; arrangements for removing objects from the pressure vessel [g21c-19/20]
Description:
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5019327 |
Fuel assembly transfer basket for pool type nuclear reactor vessels |
May. 28, 1991 |
| 4894849 |
Apparatus and method for transferring nuclear reactor fuel assemblies |
Jan. 16, 1990 |
| 4885123 |
Apparatus for handling constituent elements of reactor core |
Dec. 5, 1989 |
| 4824633 |
Method and apparatus for controlling refuelling machine of reactor |
Apr. 25, 1989 |
| 4786460 |
Installation for handling assemblies forming the core of a fast neutron nuclear reactor |
Nov. 22, 1988 |
| 4778646 |
Gas cooled high temperature reactor charged with spherical fuel elements |
Oct. 18, 1988 |
| 4707323 |
Duct closure |
Nov. 17, 1987 |
| 4705661 |
Fast neutron nuclear reactor equipped with a central handling cell and a boxed slab |
Nov. 10, 1987 |
| 4676945 |
Fuel assembly insertion system |
Jun. 30, 1987 |
| 4647423 |
Fuel handling apparatus for a nuclear reactor |
Mar. 3, 1987 |
| 4507261 |
Handling process and installation for the assemblies of a neutron nuclear reactor |
Mar. 26, 1985 |
| 4485067 |
Fuel transfer manipulator for liquid metal nuclear reactors |
Nov. 27, 1984 |
| 4443403 |
Apparatus for loading and unloading fuel assemblies for a fast neutron nuclear reactor |
Apr. 17, 1984 |
| 4440718 |
Fuel assembly transfer device for breeder nuclear reactor |
Apr. 3, 1984 |
| 4410485 |
Assembly fixture for cross-shaped control rods of boiling water nuclear reactors |
Oct. 18, 1983 |
| 4364899 |
Assembly for passage through a containment slab for transferring irradiated nuclear fuel |
Dec. 21, 1982 |
| 4292133 |
Method of and apparatus for replacing control rod drive |
Sep. 29, 1981 |
| 4286287 |
Irradiation specimen installation apparatus with television inspection |
Aug. 25, 1981 |
| 4202729 |
Device for the charge and discharge of nuclear reaction fuel assemblies |
May. 13, 1980 |
| 4195868 |
Tubular closure mechanism |
Apr. 1, 1980 |
| 4158600 |
Apparatus for handling control rod drives |
Jun. 19, 1979 |
| 4147588 |
Fast reactor recharging device |
Apr. 3, 1979 |
| 4096031 |
Nuclear reactor refueling system |
Jun. 20, 1978 |
| 4086132 |
Combined fuel assembly and thimble plug gripper for a nuclear reactor |
Apr. 25, 1978 |
| 4069098 |
Ex-vessel nuclear fuel transfer system |
Jan. 17, 1978 |
| 4069099 |
Nuclear reactor fuel transfer system |
Jan. 17, 1978 |
| 4064000 |
Nuclear reactor core servicing apparatus |
Dec. 20, 1977 |
| 4062723 |
Core access system for nuclear reactor |
Dec. 13, 1977 |
| 4056435 |
Loading and unloading of a nuclear reactor core |
Nov. 1, 1977 |
| 4036687 |
Nuclear reactors |
Jul. 19, 1977 |
| 4002529 |
Nuclear fuel handling apparatus |
Jan. 11, 1977 |
| 3971482 |
Anti-leak closure valve |
Jul. 27, 1976 |
| 3960656 |
Pebble-bed reactor |
Jun. 1, 1976 |
| 3955692 |
Handling apparatus |
May. 11, 1976 |
| 3948723 |
Device for facilitating the insertion and withdrawal of fuel assemblies from a nuclear reactor |
Apr. 6, 1976 |
| 3948724 |
Device traveling in nuclear reactor rotary cover for handling rod-shaped members in the reactor |
Apr. 6, 1976 |
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