ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
C10G0017060000 using acids derived from sulfur or acid sludge thereof 1
C10G0017070000 using halogen acids or oxyacids of halogen (acids generating halogen C10G0027020000) 1
C10G0017080000 with acid-forming oxides (refining with CO2 or SO;2 as a selective solvent C10G0021060000) 1
C10G0017085000 with oleum 1
C10G0017090000 with acid salts 1
C10G0017095000 with "solid acids", e.g. phosphoric acid deposited on a carrier 1
C10G0017100000 Recovery of used refining agent 1
C10G0019000000 Refining hydrocarbon oils, in the absence of hydrogen, by alkaline treatment 1
C10G0019020000 with aqueous alkaline solutions 1
C10G0019040000 containing solubilisers, e.g. solutisers 1
C10G0019060000 with plumbites or plumbates 1
C10G0019067000 with molten alkaline material 1
C10G0019073000 with solid alkaline material 1
C10G0019080000 Recovery of used refining agent 1
C10G0021000000 Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents (C10G0017000000, C10G0019000000 take precedence);; 1