Marcel YIAO

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Cambridge, GB

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Patents Applicationslast 30 patents

Information Patent Application
DESULFURISATION OF LEAD-CONTAINING WASTE
- Publication number 20230235427
- Publication date Jul 27, 2023
- EVER RESOURCE LTD
- Vimalnath SELVARAJ
- C01 - INORGANIC CHEMISTRY
Information Patent Application
DESULFURISATION OF LEAD-CONTAINING WASTE
- Publication number 20220325376
- Publication date Oct 13, 2022
- EVER RESOURCE LTD
- Vimalnath SELVARAJ
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
RECYCLING OF LEAD-CONTAINING WASTE
- Publication number 20220081315
- Publication date Mar 17, 2022
- Aurelius Environmental Ltd
- Athan Lucian FOX
- H01 - BASIC ELECTRIC ELEMENTS