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Class Information
Number: 376/204
Name: Induced nuclear reactions: processes, systems, and elements > Seal arrangements > For nozzle
Description: Subject matter wherein one of the two elements is a fluid conduit which projects from a surface of a pressure vessel.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8675803 Cover device for jet pumps installed in nuclear power plant vessels Mar. 18, 2014
8666017 Apparatus for repairing riser pipe elbow weld in boiling water nuclear reactor Mar. 4, 2014
8599992 Method and apparatus for a jet pump inlet mixer integral slip joint clamp Dec. 3, 2013
8045673 Core spray sparger T-box clamp assemblies and methods of using thereof Oct. 25, 2011
8045672 Core spray sparger T-box attachment and clamp and method for clamping Oct. 25, 2011
8019038 Steam generator nozzle dam and method for installing and removing steam generator nozzle dam Sep. 13, 2011
7724863 Core spray sparger T-box clamp apparatus and method for installing the same May. 25, 2010
7203263 Core spray apparatus and method for installing the same Apr. 10, 2007
6895067 Smooth collet for pulling fuel rods May. 17, 2005
6721381 Seal arrangement for in-core instrument housing Apr. 13, 2004
6614868 Device for sealing a tube, in particular a lance shaft Sep. 2, 2003
6594333 Thermal load reducing system for nuclear reactor vessel Jul. 15, 2003
6522708 Seal arrangement for in-core instrument housing Feb. 18, 2003
6504888 Apparatus and methods of flow measurement for a boiling water reactor internal pump Jan. 7, 2003
6421406 Core spray upper T-box to safe end attachment Jul. 16, 2002
6406064 Positive locking device for reactor instrumentation protection sleeve assembly Jun. 18, 2002
6375230 Apparatus and methods for precluding separation of a thermal sleeve and elbow joint in the recirculation system of a nuclear reactor Apr. 23, 2002
6359952 Target grid assembly Mar. 19, 2002
6345084 Apparatus and methods for replacing a core spray T-box/thermal sleeve in a nuclear reactor Feb. 5, 2002
6201847 Core spray upper T-box to reactor vessel attachment Mar. 13, 2001
6188741 Machined stub tube in a bottom head of a boiling water reactor Feb. 13, 2001
6125159 Canopy seal clamp assembly and method of installation Sep. 26, 2000
6111928 Top mount canopy seal clamp assembly Aug. 29, 2000
5918911 Replacement and repair of nozzles for pressure vessels Jul. 6, 1999
5867547 Coolant pipe blocking device for use in a nuclear power plant Feb. 2, 1999
5850423 Nuclear rector vessel with nozzle plug Dec. 15, 1998
5828711 Sealing device for an instrumentation column Oct. 27, 1998
5785361 Feedwater nozzle thermal sleeve Jul. 28, 1998
5748689 Sealing device for an instrumentation column penetrating the head of the vessel of a nuclear reactor inside an adapter May. 5, 1998
5695003 System for sealing the nozzle of a steam generator Dec. 9, 1997
5631936 Method and arrangement for compression sealing an omega joint May. 20, 1997
5625655 Fuel transfer tube quick operating remote closure device Apr. 29, 1997
5619546 Resistance temperature detector nozzle mechanical clamp Apr. 8, 1997
5605361 Replacement nozzle for pressure vessels and method of a attaching same Feb. 25, 1997
5586154 Self-aligning seal system for maintenance service in nuclear reactor pressure vessels Dec. 17, 1996
5555280 Process and device for producing a leakproof protective coating on a surface of a nuclear reactor component Sep. 10, 1996
5513227 Readily disconnectable nozzle arrangement for use with a nuclear reactor Apr. 30, 1996
5420898 Remote manipulator May. 30, 1995
5406596 Device for the sealed clamping against a support surface of an instrumentation column Apr. 11, 1995
5402828 Closure device with dual-mandrel-acutated peripheral seal Apr. 4, 1995
5349614 Steam line plug installation tool Sep. 20, 1994
5345484 Feedwater nozzle and method of repair Sep. 6, 1994
5331674 Nuclear reactor coolant system inventory control system and method Jul. 19, 1994
5323428 Readily disconnectable nozzle arrangement for use with nuclear reactor Jun. 21, 1994
5295458 Steam line plug support tool Mar. 22, 1994
5278878 Process for reducing tensile welding stresses in a nozzle in a nuclear reactor shell Jan. 11, 1994
5263058 Projectable plug assembly for core barrel flow hole and installation method therefor Nov. 16, 1993
5255294 Sealing device for cylindrical hollow bodies with an opening at an end face, especially for sealing pump sockets in the interior of reactor containers Oct. 19, 1993
5251241 Nuclear steam generator wrapper closure assembly and method of installing same Oct. 5, 1993
5245639 Core barrel flow hole plug and installation method therefor Sep. 14, 1993

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