M. A. Halim

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Mississauga, CA

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Patents Grantslast 30 patents

Information Patent Grant
Process for extraction of rare earth elements
- Patent number 9,115,419
- Issue date Aug 25, 2015
- Process Research Ortech Inc.
- Vaikuntam I. Lakshmanan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Separation of iron from value metals in leaching of laterite ores
- Patent number 8,916,116
- Issue date Dec 23, 2014
- Process Research Ortech inc.
- Vaikuntam I. Lakshmanan
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR EXTRACTION OF RARE EARTH ELEMENTS
- Publication number 20130283977
- Publication date Oct 31, 2013
- Vaikuntam I. Lakshmanan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
CHLORIDE PROCESS FOR THE LEACHING OF GOLD
- Publication number 20130283976
- Publication date Oct 31, 2013
- Vaikuntam I. Lakshmanan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
SEPARATION OF IRON FROM VALUE METALS IN LEACHING OF LATERITE ORES
- Publication number 20130149219
- Publication date Jun 13, 2013
- Vaikuntam I. Lakshmanan
- C21 - METALLURGY OF IRON