Assignee
DONGJIANG ENVIRONMENTAL COMPANY LTD
CN·5 granted patents·2 pending applications·0 citations·filing 2019–2021
Top patents by PatentIndex Score
7 records- 0153US12561994B2System for determining evaporation endpoint by image recognition in evaporation and crystallization process of ammonia-nitrogen wastewaterDONGJIANG ENVIRONMENTAL COMPANY LTD·Filed 2021·Granted Feb 24, 2026·0 cites·4 claims
- 0251US12404190B2Resource utilization-oriented treatment method for spent electroless nickel plating bathDONGJIANG ENVIRONMENTAL COMPANY LTD·Filed 2020·Granted Sep 2, 2025·0 cites·9 claims
- 0351US12129183B2Method for preparing basic copper carbonateDONGJIANG ENVIRONMENTAL COMPANY LTD·Filed 2019·Granted Oct 29, 2024·0 cites·12 claims
- 0451US2024343599A1Method for producing high purity copper sulfate from spent acidic copper chloride etching solutionDONGJIANG ENVIRONMENTAL COMPANY LTD·Filed 2021·Application pending·0 cites
- 0550US2024274835A1Preparation method and application of self-healing conductive coating modified bipolar current collector thereofDONGJIANG ENVIRONMENTAL COMPANY LTD·Filed 2021·Application pending·0 cites
- 0648US12441638B2Treatment method of leachate of hazardous waste landfill siteDONGJIANG ENVIRONMENTAL COMPANY LTD·Filed 2021·Granted Oct 14, 2025·0 cites·3 claims
- 0748US12434979B2Preparation method for electronic-grade copper chloride dihydrateDONGJIANG ENVIRONMENTAL COMPANY LTD·Filed 2020·Granted Oct 7, 2025·0 cites·10 claims
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