Leonid Kelner

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Reston, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for electroextraction of heavy metals from techno...
- Patent number 6,887,368
- Issue date May 3, 2005
- Ural Process Engineering Company, Ltd.
- Aron Mikhailovich Khalemsky
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
Method and device for electroextraction of heavy metals from techno...
- Publication number 20040055964
- Publication date Mar 25, 2004
- URAL PROCESS ENGINEERING COMPANY
- Aron Mikhailovich Khalemsky
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...