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ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ

รหัส / code คำอธิบาย / code name Version
F22B0017100000 built-up from water-tube sets in abutting connection with two sectional headers each for every set, i.e. with headers in a number of sections across the width or height of the boiler 1
F22B0017120000 the sectional headers being in vertical or substantially-vertical arrangement 1
F22B0017140000 the sectional headers being in horizontal or substantially-horizontal arrangement 1
F22B0017160000 Component parts thereof; Accessories therefor 1
F22B0017180000 Header boxes; Sectional headers 1
F22B0019000000 Water-tube boilers of combined horizontally-inclined type and vertical type, i.e. water-tube boilers of horizontally-inclined type having auxiliary water-tube sets in vertical or substantially-vertical arrangement 1
F22B0021000000 Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically 1
F22B0021020000 built-up from substantially-straight water tubes 1
F22B0021040000 involving a single upper drum and a single lower drum, e.g. the drums being arranged transversely 1
F22B0021060000 the water tubes being arranged annularly in sets, e.g. in abutting connection with drums of annular shape 1
F22B0021080000 the water tubes being arranged sectionally in groups or in banks, e.g. bent over at their ends 1
F22B0021100000 the water tubes being arranged in staggered rows 1
F22B0021120000 involving two or more upper drums and two or more lower drums, e.g. with crosswise-arranged water-tube sets in abutting connection with drums 1
F22B0021140000 involving a single upper drum and two or more lower drums 1
F22B0021160000 the lower drums being interconnected by further water tubes 1
จำนวนรหัสข้อมูล 15 จาก 73902