ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
C22C0101140000 Silicon carbide 1
C22C0101160000 Nitrides 1
C22C0101180000 Silicon nitride 1
C22C0101200000 Boron 1
C22C0101220000 Borides 1
C22C0111000000 Metallic fibres or filaments 1
C22C0111020000 Refractory metal fibres or filaments, e.g. tungsten fibres 1
C22C0121000000 Pretreated fibres or filaments 1
C22C0121020000 Coated fibres or filaments, e.g. ceramic fibres with protective coatings 1
C22F CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS OR NON-FERROUS ALLOYS (processes specific to heat treatment of ferrous alloys or steels and devices for heat treatment of metals or alloys C21D) 1
C22F0001000000 Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working 1
C22F0001020000 in inert or controlled atmosphere or vacuum 1
C22F0001040000 of aluminium or alloys based thereon 1
C22F0001043000 of alloys with silicon as the next major constituent 1
C22F0001047000 of alloys with magnesium as the next major constituent 1