Patent, National and Industrial Standards
Patent
We have 120 patents, including more than 40 inventions.
120+
Items
Authorized patents
40+
Items
Authorized invention patents
A method for resource regeneration from hazardous waste, ZL201810171721.7
A full-path separation method for metals with different values, ZL201610058342.8
A wet chemical process for processing complex materials of copper, nickel, tin, and antimony, ZL201611154135.9
A process for recovering copper, zinc, tin, and lead with the side blown converter at the bottom, ZL201210454606.3
Development of National and Industrial Standards
Serial number
Standard number
Standard Chinese name
Release date
Implementation date
1
GB/T 39778-2021
Technical specification for recycling and utilization of copper anode mud
2021-03-09
2021-10-01
2
GB/T 39299-2020
Methods for disposing reused thinner waste in the production of TFT-LCD
2020-11-19
2021-10-01
3
GB/T 39300-2020
Treatment and disposal method for chromium-containing electroplating sludge
2020-11-19
2021-10-01
4
GB/T 39301-2020
Disposal method for electroplating sludge reduction
2021-11-09
2021-10-01
5
GB/T 38101-2019
Treatment and disposal method for copper-containing sludge
2019-10-18
2020-09-01
6
GB/T 38066-2019
Treatment and disposal for electroplating sludge-Classification
2020-11-19
2021-10-01
7
GB/T41015-2021
Technical requirements for solid waste vitrification product
2021-12-31
2022-07-01
8
GB/T 41012-2021
Technical specifications for collection and recovery of non-ferrous metal contained solid waste
2021-12-31
2022-07-01