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Browse by Category: Main > Physics
Class Information
Number: 376/286
Name: Induced nuclear reactions: processes, systems, and elements > Reactor protection or damage prevention > Expansion means (e.g., shock absorbers, roller bearings) > Pipe expansion joints
Description: Subject matter wherein the structure is included in reactor piping system.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8565366 Methods and apparatuses for operating and repairing nuclear reactors Oct. 22, 2013
8077823 Jet pump riser clamp Dec. 13, 2011
7505546 Method of preventing separation of feedwater sparger end bracket assemblies Mar. 17, 2009
7272204 Method and apparatus for clamping a riser brace assembly in nuclear reactor Sep. 18, 2007
6647083 Method and apparatus for stiffening a riser brace in nuclear reactor Nov. 11, 2003
6567493 Core spray sparger assembly May. 20, 2003
6481757 Core spray system attachment assemblies Nov. 19, 2002
6293593 Collar clamp assembly for repairing core spray piping Sep. 25, 2001
6236700 Downcommer coupling apparatus and methods May. 22, 2001
6011826 Steam power station Jan. 4, 2000
5995575 In-core guide tube restraint for a boiling water reactor Nov. 30, 1999
5912936 Pipe connector assembly Jun. 15, 1999
5901192 Core spray line riser apparatus and methods May. 4, 1999
5892806 Pressure tube spacer Apr. 6, 1999
5839192 Method and apparatus for repairing cracked core spray supply piping in a boiling water reactor Nov. 24, 1998
5809098 Method for sealing a stub tube in a nuclear reactor Sep. 15, 1998
5737380 Core spray line assembly Apr. 7, 1998
5392323 Reactor pressure vessel in a nuclear power station Feb. 21, 1995
5353319 Removable feedwater sparger assembly Oct. 4, 1994
5209894 Method for sealing a leak from a control rod drive stub tube in a nuclear power reactor May. 11, 1993
5167907 Process for plugging a tube of a straight-tube heat exchanger Dec. 1, 1992
5120488 Sealing sleeve of memory metal Jun. 9, 1992
5047201 Seal for a vessel connection of a hot pipeline Sep. 10, 1991
4859403 Feedwater sparger restraint Aug. 22, 1989
4848408 Multi-layer compensator with spacers arranged between the layers Jul. 18, 1989
4849159 Coolant-pumping system for a nuclear reactor Jul. 18, 1989
4778646 Gas cooled high temperature reactor charged with spherical fuel elements Oct. 18, 1988
4767593 Multiple shell pressure vessel Aug. 30, 1988
4761261 Nuclear reactor Aug. 2, 1988
4737338 Nuclear reactor containing connecting means for connecting a reactor vessel and at least one receiver vessel Apr. 12, 1988
4734248 Conduit assembly for use in a nuclear reactor Mar. 29, 1988
4649493 Tube expansion apparatus Mar. 10, 1987
4563326 High temperature nuclear power plant with a hot-gas pipeline which can be separated from the reactor vessel Jan. 7, 1986
4562036 Shock wave absorber having apertured plate Dec. 31, 1985
4500487 Pressure surge attenuator Feb. 19, 1985
4380084 Nuclear boiler with dismountable water box Apr. 12, 1983
4328944 Load supporting device May. 11, 1982
4315528 Support of fixing device for pipes Feb. 16, 1982
4298433 Means for supplying feed water to a substantially cylindrical, vertical reactor tank Nov. 3, 1981
4290853 Protection of steam piping in a nuclear reactor Sep. 22, 1981
4280873 Nuclear power installation with loop arrangement Jul. 28, 1981
4259156 Device for coupling pipelines in reactor pressure vessels, preferably the pipelines of the feedwater manifold Mar. 31, 1981
4245412 Steam power plant, especially nuclear power plant Jan. 20, 1981
4239264 Thermal expansion joint for pipes Dec. 16, 1980
4208248 Fuel assembly with a removable end fitting Jun. 17, 1980
4101148 Pipe joints Jul. 18, 1978
4094737 Pressurized-water reactor installation Jun. 13, 1978
4091836 System comprising at least one reactor May. 30, 1978
4080998 Impact energy absorbing pipe restraints Mar. 28, 1978
4081325 Internal structure for a nuclear reactor vessel Mar. 28, 1978

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