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ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ

รหัส / code คำอธิบาย / code name Version
F23J0011100000 for tents; for log huts; for other inflammable structures 1
F23J0011120000 Smoke conduit systems for factories or large buildings 1
F23J0013000000 Fittings for chimneys or flues (staying, stiffening E04H; means for facilitating climbing E06C; draught-inducing apparatus associated with chimneys or flues F23L) 1
F23J0013020000 Linings; Jackets; Casings 1
F23J0013040000 Joints; Connections (pipe joints in general F16L) 1
F23J0013060000 Mouths; Inlet holes 1
F23J0013080000 Doors or covers specially adapted for smoke-boxes, flues, or chimneys (in general E06B) 1
F23J0015000000 Arrangements of devices for treating smoke or fumes (such devices per se, methods for treating smoke or fumes, see the relevant places for the treatment, e.g. B01D0053000000) 1
F23J0015020000 of purifiers, e.g. for removing noxious material (traps for solid residues F23J0003040000) 1
F23J0015040000 using washing fluids 1
F23J0015060000 of coolers 1
F23J0015080000 of heaters 1
F23J0099000000 Subject matter not provided for in other groups of this subclass 1
F23K FEEDING FUEL TO COMBUSTION APPARATUS (fuel feeders specially adapted for fluidised bed combustion apparatus F23C0010220000; regulating or controlling combustion F23N) 1
F23K0001000000 Preparation of lump or pulverulent fuel in readiness for delivery to combustion apparatus (filtration B01D; mixing B01F; pulverising B02C; drying F26B) 1
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