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Class Information
Number: 976/DIG.171
Name: Nuclear technology > Pressure vessels; containment vessels [g21c-13/00] *** (chemical or physical processes b01j-3/00; pressure vessels in general f16j-12/00) > Details (e.g., seals, supporting constructions, ventillating arrangements, tube joints with a vessel wall) [g21c-13/02] > Tube joints with a vessel wall (e.g., taking into account thermal stresses) [g21c-13/02f]
Description:










Patents under this class:

Patent Number Title Of Patent Date Issued
4859403 Feedwater sparger restraint Aug. 22, 1989
4844274 Pressure vessel having a connection stub with a thermal protector Jul. 4, 1989
4840096 Device for machining chamfers on a free of a pipe Jun. 20, 1989
4834935 Feedwater sparger assembly May. 30, 1989
4796653 Method of enhancing residual compressive stress in double metallic tubes Jan. 10, 1989
4782727 Process of replacing a sleeve mounted within a pipe, and devices for carrying out that process Nov. 8, 1988
4682725 Process of replacing a sleeve mounted within a pipe Jul. 28, 1987
4608101 Method for heat treating pipe with double-pipe section Aug. 26, 1986
4563326 High temperature nuclear power plant with a hot-gas pipeline which can be separated from the reactor vessel Jan. 7, 1986
4369893 Sealing arrangement with annular flexible disc Jan. 25, 1983
4315644 Multishell pipe bend Feb. 16, 1982
4305429 Coupling for two conduits Dec. 15, 1981
4259156 Device for coupling pipelines in reactor pressure vessels, preferably the pipelines of the feedwater manifold Mar. 31, 1981
4238291 Device for coupling pipelines in nuclear reactor pressure vessels, especially in boiling water reactors Dec. 9, 1980
3953289 Device for supporting a nuclear reactor core Apr. 27, 1976











 
 
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