ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
F25B0009040000 using vortex effect 1
F25B0009060000 using expanders (F25B0009100000 takes precedence);; 1
F25B0009080000 using ejectors (F25B0009100000 takes precedence);; 1
F25B0009100000 with several cooling stages 1
F25B0009120000 using ; 3He-4He dilution 1
F25B0009140000 characterised by the cycle used, e.g. Stirling cycle 1
F25B0011000000 Compression machines, plant, or systems, using turbines, e.g. gas turbines 1
F25B0011020000 as expanders (F25B0009060000 takes precedence);; 1
F25B0011040000 centrifugal type 1
F25B0013000000 Compression machines, plant, or systems, with reversible cycle (defrosting cycles F25B0047020000) 1
F25B0015000000 Sorption machines, plant, or systems 1
F25B0015000000 Sorption machines, plant, or systems, operating continuously, e.g. absorption type 1
F25B0015020000 without inert gas (F25B0015120000, F25B0015140000, F25B0015160000 take precedence);; 1
F25B0015040000 the refrigerant being ammonia evaporated from aqueous solution 1
F25B0015060000 the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide 1