DEEPGREEN ENGINEERING, PTE. LTD.

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Singapore, SG

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Patents Grantslast 30 patents

Information Patent Grant
Treatment of manganese-containing materials
- Patent number 9,926,206
- Issue date Mar 27, 2018
- DEEPGREEN ENGINEERING, PTE. LTD.
- William F. Drinkard
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Treatment of manganese-containing materials
- Patent number 9,328,400
- Issue date May 3, 2016
- DEEPGREEN ENGINEERING, PTE. LTD.
- William F. Drinkard
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for recovering metal values from oxides of manganese-contai...
- Patent number 9,284,627
- Issue date Mar 15, 2016
- DEEPGREEN ENGINEERING, PTE. LTD.
- William F. Drinkard
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

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Patents Applicationslast 30 patents

Information Patent Application
TREATMENT OF MANGANESE-CONTAINING MATERIALS
- Publication number 20150152524
- Publication date Jun 4, 2015
- DEEPGREEN ENGINEERING PTE. LTD.
- William F. Drinkard
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...