Patents
Patents for G21C 13 - Pressure vessels; Containment vessels; Containment in general (2,467)
06/1988
06/21/1988US4752441 Modular former for inner barrel assembly of pressurized water reactor
06/21/1988US4752439 Pressure vessel housing, heat exchangers, circulating blowers
06/21/1988US4752436 Small gaps limit dispacement of components
05/1988
05/31/1988US4747993 Across thermal expansion gap between reactor wall and containment wall
05/17/1988US4744941 Especially of fast neutron reactors
05/17/1988US4744824 Method of producing metallic materials for the components of nuclear reactors
05/11/1988EP0267083A1 Installation for fueling a fast neutron nuclear reactor
05/11/1988EP0266915A2 Fluid flow-restricting seals or baffles
05/10/1988US4743054 Device for the installation and retention of a shutter plate for an opening in an enclosure
05/04/1988EP0266211A2 Apparatus for sealing the seam between two conduits
05/04/1988EP0265840A2 Intrumentation port interface assembly
05/04/1988EP0265697A1 Building containing radioactive components
05/03/1988US4741561 Remotely monitored seal in a connection joint
04/1988
04/28/1988DE3636341A1 Heat-insulating means for industrial heat insulation on equipment, in particular in nuclear installations
04/27/1988EP0264424A1 Rotation station for remotely installing mechanical tube plug
04/13/1988EP0263733A1 Device to tightly seal a hole through a wall
04/12/1988US4737338 Nuclear reactor containing connecting means for connecting a reactor vessel and at least one receiver vessel
04/07/1988DE3731296A1 Abdichtvorrichtung Sealing
04/05/1988US4735421 Sealing apparatus utilizing a conformable member
03/1988
03/29/1988US4734250 Concentric pipe loop arrangement for pressurized water nuclear reactors
03/17/1988DE3724670A1 Arrangement and method for limiting the consequences of a core meltdown accident in nuclear power stations
03/10/1988DE3628855A1 Process and device for safeguarding the surroundings of nuclear power stations in the case of core meltdowns
03/03/1988DE3629427A1 Container
03/02/1988EP0258140A1 Basement for confinement building of a nuclear reactor
02/1988
02/23/1988US4726856 Method for heat treating metal pipes
02/10/1988CN86210510U Flat strip bound pressure vessel with double layer thin inner cylinder
02/09/1988US4723795 Instrument penetration for high pressure vessels
02/03/1988EP0255398A2 Sealing fixture for hydrotesting of nuclear reactor tubular elements
02/03/1988EP0254963A1 Nuclear power plant comprising a metallic reactor pressure vessel
02/02/1988US4722823 Forming a preliminary oxide film on the bare metal using water containing a metal-free oxidizer
02/02/1988US4722122 Rotation station for remotely installing mechanical tube plugs
01/1988
01/20/1988CN87105789A Hermetic chamber ground of a nuclear reactor
01/14/1988DE3711480A1 Nuclear reactor with emergency cooling
01/07/1988DE3621160A1 Pipe conduit plug
12/1987
12/29/1987US4716010 Tooling apparatus for modifying nuclear reactors
12/29/1987US4716005 Forming a seal between planar sealing surfaces
12/29/1987CA1230870A1 Device for centering and guiding a roller supporting a heavy component
12/23/1987DE3620672A1 Dual-cycle nuclear reactor
12/22/1987US4714584 For pressurized water reactor
12/08/1987US4712015 Shields for nuclear reactors
12/03/1987DE3618481A1 Method for optimising passive safety in the operation of a nuclear reactor
11/1987
11/26/1987DE3617406A1 Cylindrical concrete pressure vessel lined with a metallic liner
11/17/1987US4707327 Container system for a high-temperature nuclear reactor
11/17/1987US4707323 Duct closure
11/11/1987EP0245167A1 Core cover plug of a fast neutron nuclear reactor
11/11/1987EP0244669A2 Instrument penetration for high pressure vessels
11/10/1987US4705661 Fast neutron nuclear reactor equipped with a central handling cell and a boxed slab
10/1987
10/28/1987EP0242615A2 Improved multisectioned nozzle dam
10/28/1987EP0242400A1 Hanging-type transport apparatus for bolt-pulling machine and apparatus for controlling the positioning thereof
10/27/1987US4702879 Nuclear reactor with passive safety system
10/27/1987US4702052 Prestressed concrete pressure vessel and method for making such a vessel
10/22/1987WO1987006333A1 Rotation station for remotely installing mechanical tube plug
10/20/1987US4701298 Low capacity nuclear reactor placed underground in the cavity of a cylindrical pressure vessel
10/14/1987EP0240602A2 Fuel transfer means
10/08/1987WO1987005983A1 Apparatus and method for sealing a tube joint
10/06/1987US4698199 Retractable duct connectors in a nuclear reactor
09/1987
09/30/1987EP0239451A1 Check valve, especially for a pressurised-water reactor
09/29/1987US4696792 Nuclear reactor coolant recirculation
09/29/1987US4696791 Double-wall pressure vessel surrounded by heat sink
09/29/1987US4696790 Prestressed concrete pressure vessel, in particular for a nuclear reactor installation
09/29/1987US4696102 Collet type gripper
09/15/1987US4693389 Reactor internals core barrel hole plug
09/15/1987US4693279 Device for removably fixing an internal structure to a circular wall inside an envelope
09/15/1987US4693277 Remotely operable tool for setting plugs into heat exchanger tubes
09/03/1987DE3606339A1 Fireproof and radiation-proof wall and/or floor lead-through
09/02/1987EP0234722A2 Sealing assembly between planar sealing surfaces
09/02/1987CN87100468A Concrete pressure shell for nuclear reactor vessel with low power gas cooling system
09/01/1987US4690795 For nuclear reactor well
09/01/1987US4690172 For preventing fluid flow under pressure
08/1987
08/26/1987EP0233426A1 Austenitic stainless steel particularly suitable as a structural core material or as a cladding material in nuclear reactors
08/25/1987US4688628 Steam generator support system
08/18/1987US4687625 Piping of nuclear reactor containment vessel
08/18/1987US4687624 Liquid metal cooled fast breeder reactor
08/18/1987US4687347 Axial joint arrangement with integrated seal
08/18/1987US4687174 Device for centering and guiding a roller supporting a heavy component
08/06/1987DE3603092A1 Removal of components in nuclear reactors
08/06/1987DE3602715A1 Edge connector of a steel liner of a vessel subjected to internal pressure
08/04/1987US4684492 Repair fixture
07/1987
07/30/1987DE3602553A1 Pipe holder
07/28/1987US4682725 Process of replacing a sleeve mounted within a pipe
07/21/1987US4681731 Magnesium oxide insulating bed between containment base mat and reactor bottom
07/15/1987EP0228684A2 Collet type gripper
07/14/1987CA1224282A1 Shield plug for pressure tube in pressure tube type nuclear reactor
07/07/1987US4678623 Modular head assembly and method of retrofitting existing nuclear reactor facilities
07/02/1987DE3546077A1 Apparatus for manipulating sealing flaps
07/01/1987EP0227493A1 Fast neutrons nuclear-reactor comprising a core closure plug
06/1987
06/30/1987CA1223631A1 Power plant
06/16/1987EP0225511A2 Pressurized water reactor having disconnectable two-piece drive rod assemblies
06/10/1987EP0225088A1 Pressurized-water nuclear reactor inner barrel assembly
06/10/1987EP0224665A2 Steam generator support system
06/09/1987US4671923 For pressurized nuclear reactor
06/09/1987US4671518 Inflatable reactor vessel stud hole plug
05/1987
05/27/1987EP0223677A1 Supporting system for thin-walled apparatuses
05/26/1987US4667701 Nozzle dam assembly
05/19/1987US4666661 Means for cooling a heat-generating device
05/19/1987US4666652 Fast neutron nuclear reactor comprising a suspended sealing slab and main vessel
05/05/1987US4663116 Cooling water circulation system
04/1987
04/29/1987EP0220015A2 Emergency transfer tube closure for sealing transfer tube under emergency conditions
04/28/1987US4661313 Metal liner for the lining of the cylindrical cavity of a reinforced concrete pressure vessel
04/21/1987US4659898 Method of attaching a thermocouple to a metal surface
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