ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
G21C0015253000 for gases, e.g. blowers 1
G21C0015257000 using heat-pipes 1
G21C0015260000 by convection, e.g. using chimneys, using divergent channels 1
G21C0015280000 Selection of specific coolants (if serving as the moderator G21C0005120000) 1
G21C0017000000 Monitoring; Testing 1
G21C0017003000 Remote inspection of vessels, e.g. pressure vessels 1
G21C0017007000 Inspection of the outer surfaces of vessels 1
G21C0017010000 Inspection of the inner surfaces of vessels 1
G21C0017013000 Inspection vehicles 1
G21C0017017000 Inspection or maintenance of pipe-lines or tubes in nuclear installations 1
G21C0017020000 Devices or arrangements for monitoring coolant or moderator 1
G21C0017022000 for monitoring liquid coolants or moderators 1
G21C0017025000 for monitoring liquid metal coolants 1
G21C0017028000 for monitoring gaseous coolants 1
G21C0017032000 Reactor-coolant flow measuring or monitoring 1