Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.
| # | Class | Product_Number | Name | Remark |
|---|---|---|---|---|
| 36924 | 040-Material Treatment Services | 040-638 | Dental scrap refining | |
| 36925 | 040-Material Treatment Services | 040-637 | Metal refining services, namely, {specify metal, e.g., gold, silver, dental scrap, etc.} r | |
| 36926 | 040-Material Treatment Services | 040-636 | Matting of works of art | |
| 36927 | 040-Material Treatment Services | 040-634 | Providing technical information in the field of waste management | |
| 36928 | 040-Material Treatment Services | 040-633 | Providing technical information in the field of power generation | |
| 36929 | 040-Material Treatment Services | 040-632 | Providing technical information in the field of pharmaceutical manufacturing | |
| 36930 | 040-Material Treatment Services | 040-631 | Providing technical information in the field of food processing | |
| 36931 | 040-Material Treatment Services | 040-630 | Providing technical information in the field of mineral processing | |
| 36932 | 040-Material Treatment Services | 040-63 | Cutting of {indicate specific item, e.g. cloth, fabric, textiles} | |
| 36933 | 040-Material Treatment Services | 040-629 | Providing technical information in the field of chemical manufacturing | |
| 36934 | 040-Material Treatment Services | 040-628 | Fish preservation services | |
| 36935 | 040-Material Treatment Services | 040-627 | Custom manufacture of food processing and food treatment machines and apparatus | |
| 36936 | 040-Material Treatment Services | 040-626 | Meat preservation services | |
| 36937 | 040-Material Treatment Services | 040-625 | Processing of oil | |
| 36938 | 040-Material Treatment Services | 040-624 | Gas processing services | |
| 36939 | 040-Material Treatment Services | 040-623 | Generation of electricity from solar energy | |
| 36940 | 040-Material Treatment Services | 040-621 | Generating of electricity | |
| 36941 | 040-Material Treatment Services | 040-620 | Sewing | |
| 36942 | 040-Material Treatment Services | 040-619 | Treatment of hazardous liquids | |
| 36943 | 040-Material Treatment Services | 040-618 | Reprocessing of nuclear fuels |