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ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ

รหัส / code คำอธิบาย / code name Version
F28D0013000000 Heat-exchange apparatus using a fluidised bed 1
F28D0015000000 Heat-exchange apparatus employing intermediate heat-transfer media or bodies 1
F28D0015000000 Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls 1
F28D0015020000 in which the medium condenses and evaporates, e.g. heat-pipes 1
F28D0015040000 with tubes having a capillary structure 1
F28D0015060000 Control arrangements therefor 1
F28D0017000000 Regenerative heat-exchange apparatus in which a stationary intermediate heat-transfer medium or body is contacted successively by each heat-exchange medium, e.g. using granular particles 1
F28D0017020000 using rigid bodies, e.g. of porous material 1
F28D0017040000 Distributing arrangements for the heat-exchange media 1
F28D0019000000 Regenerative heat-exchange apparatus in which the intermediate heat-transfer medium or body is moved successively into contact with each heat-exchange medium 1
F28D0019020000 using granular particles 1
F28D0019040000 using rigid bodies, e.g. mounted on a movable carrier 1
F28D0020000000 Heat storage plants or apparatus in general (specially adapted for particular applications, see the relevant places, e.g. F24D0015020000); Regenerative heat-exchange apparatus not covered by groups ; F28D0017000000; or F28D0019000000 1
F28D0020020000 using latent heat 1
F28D0021000000 Heat-exchange apparatus not covered by any of the groups ; F28D0001000000-F28D0020000000 1
จำนวนรหัสข้อมูล 15 จาก 73902