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Class Information
Number: 976/DIG.244
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]
Description:
Sub-classes under this class:
Patents under this class:
Patent Number |
Title Of Patent |
Date Issued |
8660231 |
Storage rack arrangement for the storage of nuclear fuel elements |
Feb. 25, 2014 |
8495814 |
Reactor installation and removal tools |
Jul. 30, 2013 |
7504079 |
Vol-oxidizer for spent nuclear fuel |
Mar. 17, 2009 |
5064606 |
Channel box removing apparatus |
Nov. 12, 1991 |
5053187 |
Apparatus for positioning a mast for the inspection and/or repair of a core shroud of a water-cooled nuclear reactor |
Oct. 1, 1991 |
5037604 |
Coffer dam for temporary shielding of reactor vessel internals |
Aug. 6, 1991 |
5019325 |
Method for removing and installing a control rod drive |
May. 28, 1991 |
5009836 |
Method for temporary shielding of reactor vessel internals |
Apr. 23, 1991 |
4973443 |
System for removing and installing a control rod drive |
Nov. 27, 1990 |
4913559 |
Fuel assembly alignment pin straightening method |
Apr. 3, 1990 |
4910823 |
Cleaning mechanism for penetration interfaces in nuclear pressure vessels |
Mar. 27, 1990 |
4859409 |
Reactor vessel lower internals temporary support |
Aug. 22, 1989 |
4859404 |
Reactor vessel internals storage area arrangement |
Aug. 22, 1989 |
4824632 |
Fuel assembly alignment pin straightening device |
Apr. 25, 1989 |
4801422 |
Apparatus for installing and removing a control rod drive in a nuclear reactor |
Jan. 31, 1989 |
4778645 |
Pressurized water reactor having disconnectable two-piece drive rod assemblies, and related methods of assembly and maintenance operations |
Oct. 18, 1988 |
4762670 |
Cleaning apparatus for atomic reactor control rod driving means (CRD) |
Aug. 9, 1988 |
4720369 |
Device for cleaning the guide tubes of the means of measuring neutron fluxes in a pressurized-water nuclear reactor |
Jan. 19, 1988 |
4683108 |
Locking screw apparatus and method for underwater remote replacement |
Jul. 28, 1987 |
4675149 |
Jet pump beam holder/positioner tool |
Jun. 23, 1987 |
4650639 |
Method and apparatus for eliminating leakage spaces between the partitions surrounding the core of a pressurized water nuclear reactor |
Mar. 17, 1987 |
4650638 |
Method for eliminating leakage spaces between the partitions surrounding the core of a pressurized water nuclear reactor |
Mar. 17, 1987 |
4649019 |
Draining down of a nuclear steam generating system |
Mar. 10, 1987 |
4618169 |
Connecting mechanism for pole members |
Oct. 21, 1986 |
4585611 |
Undervessel arrangement |
Apr. 29, 1986 |
4572710 |
Method and apparatus for changing filters in nuclear power stations |
Feb. 25, 1986 |
4534932 |
Apparatus for removing cladding material from bottom portion of control rod guide tube of nuclear reactor |
Aug. 13, 1985 |
4377551 |
Incore cutting machine |
Mar. 22, 1983 |
4192715 |
Fuel assembly handling system of nuclear reactor |
Mar. 11, 1980 |
4183785 |
Method for positioning moderator structure for the core of a molten-salt reactor |
Jan. 15, 1980 |
4134789 |
Method for refuelling a nuclear reactor and device for carrying out said method |
Jan. 16, 1979 |
4102740 |
Moderator structure for the core of a molten salt reactor |
Jul. 25, 1978 |
4045283 |
Control rod and/or instrument tree assembly |
Aug. 30, 1977 |
4033815 |
Nuclear reactors |
Jul. 5, 1977 |
3984084 |
Assembly apparatus for nuclear reactors |
Oct. 5, 1976 |
3967741 |
Device for moving fuel elements and control bars from one place to another place in a core reactor |
Jul. 6, 1976 |
3941259 |
Device for relocating fuel elements and control rods in a core reactor |
Mar. 2, 1976 |
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