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Class Information
Number: 976/DIG.184
Name: Nuclear technology > Pressure vessels; containment vessels [g21c-13/00] *** (chemical or physical processes b01j-3/00; pressure vessels in general f16j-12/00) > Vessels characterized by the material; selection of materials for pressure vessels [g21c-13/08] > Concrete vessels [g21c-13/08d] > Made of prestressed-concrete [g21c-13/08d2]

Sub-classes under this class:

Class Number Class Name Patents
976/DIG.185 Particulars concerning pre-stressing devices (and cables) [g21c-13/08d2b] 5

Patents under this class:

Patent Number Title Of Patent Date Issued
4702052 Prestressed concrete pressure vessel and method for making such a vessel Oct. 27, 1987
4533513 Enclosing means for housing a nuclear reactor core Aug. 6, 1985
4389825 Prestressed concrete pressure vessels with increased pressure-retaining capability Jun. 28, 1983
4313902 Prestressed concrete pressure vessels Feb. 2, 1982
4265066 Prestressed concrete pressure vessels May. 5, 1981
4223496 High pressure, high-temperature vessel, especially for nuclear reactors Sep. 23, 1980
4032402 Cylindrical prestressed concrete tank for a nuclear power plant Jun. 28, 1977
3933616 Coating of protected electrocatalytic material on an electrode Jan. 20, 1976
3930943 Nuclear power plant component protection Jan. 6, 1976

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