ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
B01D0035320000 against radiation 1
B01D0035340000 open-topped (B01D0035310000 takes precedence);; 1
B01D0036000000 Filter circuits or combinations of filters with other separating devices (devices for the removal of gas, e.g. air purge systems B01D0035010000; magnetic or electrostatic separators combined with filters B03C) 1
B01D0036020000 Combinations of filters of different kinds (B01D0029500000, B01D0033350000 take precedence);; 1
B01D0036040000 Combinations of filters with settling tanks 1
B01D0037000000 Processes of filtration (processes specially adapted for filtering gases B01D0046000000) 1
B01D0037020000 Precoating the filtering elements or material; Addition of filter aids to the liquid being filtered 1
B01D0037030000 using flocculating agents 1
B01D0037040000 Controlling the filtration 1
B01D0039000000 Filtering material for liquid or gaseous fluids 1
B01D0039020000 Loose filtering material, e.g. loose fibres 1
B01D0039040000 Organic material, e.g. cellulose, cotton 1
B01D0039060000 Inorganic material, e.g. asbestos fibres, glass beads or fibres 1
B01D0039080000 Filter cloth, i.e. woven, knitted or interlaced material (metallic B01D0039100000) 1
B01D0039100000 Filter screens essentially made of metal 1