CPC Main Group
G21C 13/00 Pressure vessels; Containment vessels; Containment in general (for chemical or physical processes B01J3/00; pressure vessels in general F16J12/00)
3 direct subcodes
Child Classifications
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- G21C 13/02 Details
- G21C 13/08 Vessels characterised by the material; Selection of materials for pressure vessels
- G21C 13/10 Means for preventing contamination in the event of leakage,